IP Library Granted Patent US 10,927,081
Granted Patent B2
US 10,927,081 · App. 15/883,250 · Granted Feb 23, 2021

Enhanced erythropoiesis and iron metabolism

Inventors: Stephen J Klaus (Boston, MA); Al Y. Lin (Castro Valley, CA); Thomas B. Neff (Atherton, CA); Volkmar Guenzler-Pukall (Marburg, DE); Qingjian Wang (Belmont, CA); Lee A. Flippin (Woodside, CA); Michael P. Arend (Foster City, CA)
Assignee: FIBROGEN, INC.
C07D217/24A61K31/00A61K31/165A61K31/17A61K31/395A61K31/472C07C275/40
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Quick Facts
Patent No.
US 10,927,081
App. No.
15/883,250
Granted
Feb 23, 2021
Kind
B2
Abstract

The present invention relates to methods and compounds for regulating or enhancing erthropoiesis and iron metabolism, and for treating or preventing iron deficiency and anemia of chronic disease.

Claims (91)

1. A method of treating anemia in a human subject with kidney disease comprising administering to the human subject an effective amount of a compound of Formula I

wherein

A is —CR 5 R 6 and R 5 and R 6 are each hydrogen;

B is —CO 2 H;

X is O;

Q is O;

R 4 is hydrogen

Y is CR 3 ;

R 1 , R 2 and R 3 are identical or different and are hydrogen, hydroxyl, halogen, cyano, trifluoromethyl, nitro, carboxyl, (C 1 -C 20 )-alkyl, (C 3 -C 8 )-cycloalkyl, (C 3 -C 8 )cycloalkyl-(C 1 -C 12 )-alkyl, (C 3 -C 8 )-cycloalkoxy, (C 3 -C 8 )-cycloalkyl-(C 1 -C 12 )-alkoxy, (C 3 -C 8 )-cycloalkyloxy-(C 1 -C 12 )-alkyl, (C 3 -C 8 )-cycloalkyloxy-(C 1 -C 12 )-alkoxy, (C 3 -C 8 )-cycloalkyl-(C 1 -C 8 )-alkyl-(C 1 -C 6 )-alkoxy, (C 3 -C 8 )-cycloalkyl-(C 1 -C 8 )-alkoxy-(C 1 -C 6 )-alkyl, (C 3 -C 8 )-cycloalkyloxy-(C 1 -C 8 )-alkoxy-(C 1 -C 6 )-alkyl, (C 3 -C 8 )-cycloalkoxy-(C 1 -C 8 )-alkoxy-(C 1 -C 8 )-alkoxy, (C 6 -C 12 )-aryl, (C 7 -C 16 )-aralkyl, (C 7 -C 16 )-aralkenyl, (C 7 -C 16 )-aralkynyl, (C 2 -C 20 )-alkenyl, (C 2 -C 20 )-alkynyl, (C 1 -C 20 )-alkoxy, (C 2 -C 20 )-alkenyloxy, (C 2 -C 2 )-alkynyloxy, retinyloxy, (C 1 -C 20 )-alkoxy-(C 1 -C 12 )-alkyl, (C 1 -C 12 )-alkoxy-(C 1 -C 12 )-alkoxy, (C 1 -C 12 )-alkoxy-(C 1 -C 8 )-alkoxy-(C 1 -C 8 )-alkyl, (C 6 -C 12 )-aryloxy, (C 7 -C 16 )-aralkyloxy, (C 6 -C 12 )-aryloxy-(C 1 -C 6 )-alkoxy, (C 7 -C 16 )-aralkoxy-(C 1 -C 6 )-alkoxy, (C 1 -C 16 )-hydroxyalkyl, (C 6 -C 16 )-aryloxy-(C 1 -C 8 )-alkyl, (C 7 -C 16 )-aralkoxy-(C 1 -C 8 )-alkyl, (C 6 -C 12 )-aryloxy-(C 1 -C 8 )-alkoxy-(C 1 -C 6 )-alkyl, (C 7 -C 12 )-aralkyloxy-(C 1 -C 8 )-alkoxy-(C 1 -C 6 )-alkyl, (C 2 -C 20 )-alkenyloxy-(C 1 -C 6 )-alkyl, (C 2 -C 20 )-alkynyloxy-(C 1 -C 6 )-alkyl, retinyloxy-(C 1 -C 6 )-alkyl, —O—[CH 2 ] x CfH (2f+1−g) F g , —OCF 2 Cl, —OCF 2 —CHFCl, (C 1 -C 20 )-alkylcarbonyl, (C 3 -C 8 )-cycloalkylcarbonyl, (C 6 -C 12 )-arylcarbonyl, (C 7 -C 16 )-aralkylcarbonyl, cinnamoyl, (C 2 -C 20 )-alkenylcarbonyl, (C 2 -C 20 )-alkynylcarbonyl, (C 1 -C 20 )-alkoxycarbonyl, (C 1 -C 12 )-alkoxy-(C 1 -C 12 )-alkoxycarbonyl, (C 6 -C 12 )-aryloxycarbonyl, (C 7 -C 16 )-aralkoxycarbonyl, (C 3 -C 8 )-cycloalkoxycarbonyl, (C 2 -C 20 )-alkenyloxycarbonyl, retinyloxycarbonyl, (C 2 -C 20 )-alkynyloxycarbonyl, (C 6 -C 12 )-aryloxy-(C 1 -C 6 )-alkoxycarbonyl, (C 7 -C 16 )-aralkoxy-(C 1 -C 6 )-alkoxycarbonyl, (C 3 -C 8 )-cycloalkyl-(C 1 -C 6 )-alkoxycarbonyl, (C 3 -C 8 )-cycloalkoxy-(C 1 -C 6 )-alkoxycarbonyl, (C 1 -C 12 )-alkylcarbonyloxy, (C 3 -C 8 )-cycloalkylcarbonyloxy, (C 6 -C 12 )-arylcarbonyloxy, (C 7 -C 16 )-aralkylcarbonyloxy, cinnamoyloxy, (C 2 -C 12 )-alkenylcarbonyloxy, (C 2 -C 12 )-alkynylcarbonyloxy, (C 1 -C 12 )-alkoxycarbonyloxy, (C 1 -C 12 )-alkoxy-(C 1 -C 12 )-alkoxycarbonyloxy, (C 6 -C 12 )-aryloxycarbonyloxy, (C 7 -C 16 )-aralkyloxycarbonyloxy, (C 3 -C 8 )-cycloalkoxycarbonyloxy, (C 2 -C 12 )-alkenyloxycarbonyloxy, (C 2 -C 12 )-alkynyloxycarbonyloxy, carbamoyl, N—(C 1 -C 12 )-alkylcarbamoyl, N,N-di-(C 1 -C 12 )-alkylcarbamoyl, N—(C 3 -C 8 )-cycloalkylcarbamoyl, N,N-dicyclo-(C 3 -C 8 )-alkylcarbamoyl, N—(C 1 -C 10 )-alkyl-N—(C 3 -C 8 )-cycloalkylcarbamoyl, N—((C 3 -C 8 )-cycloalkyl-(C 1 -C 6 )-alkyl)-carbamoyl, N—(C 1 -C 6 )-alkyl-N—((C 3 -C 8 )-cycloalkyl-(C 1 -C 6 )-alkyl)-carbamoyl, N-(+)-dehydroabietylcarbamoyl, N—(C 1 -C 6 )-alkyl-N-(+)-dehydroabietylcarbamoyl, N—(C 6 -C 12 )-arylcarbamoyl, N—(C 7 -C 16 )-aralkylcarbamoyl, N—(C 1 -C 10 )-alkyl-N—(C 6 -C 16 )-arylcarbamoyl, N—(C 1 -C 10 )-alkyl-N—(C 7 -C 16 )-aralkylcarbamoyl, N—((C 1 -C 18 )-alkoxy-(C 1 -C 10 )-alkyl)-carbamoyl, N—((C 6 -C 16 )-aryloxy-(C 1 -C 10 )-alkyl)-carbamoyl, N—((C 7 -C 16 )-aralkyloxy-(C 1 -C 10 )-alkyl)-carbamoyl, N—(C 1 -C 10 )-alkyl-N—((C 1 -C 10 )-alkoxy-(C 1 -C 10 )-alkyl)-carbamoyl, N—(C 1 -C 10 )-alkyl-N—((C 6 -C 12 )-aryloxy-(C 1 -C 10 )-alkyl)-carbamoyl, N—(C 1 -C 10 )-alkyl-N—((C 7 -C 16 )-aralkyloxy-(C 1 -C 10 )-alkyl)-carbamoyl; CON(CH 2 ) h , in which a CH 2 group can be replaced by O, S, N—(C 1 -C 8 )-alkylimino, N—(C 3 -C 8 )-cycloalkylimino, N—(C 3 -C 8 )-cycloalkyl-(C 1 -C 4 )-alkylimino, N—(C 6 -C 12 )-arylimino, N—(C 7 -C 16 )-aralkylimino, N—(C 1 -C 4 )-alkoxy-(C 1 -C 6 )-alkylimino, and h is from 3 to 7; a carbamoyl radical of the formula R

in which

R x and R v are each independently selected from hydrogen, (C 1 -C 6 )-alkyl, (C 3 -C 7 )-cycloalkyl, aryl, or the substituent of an α-carbon of an α-amino acid, to which the L- and D-amino acids belong,

s is 1-5,

T is OH, or NR*R**, and R*, R** and R*** are identical or different and are selected from hydrogen, (C 6 -C 12 )-aryl, (C 7 -C 11 )-aralkyl, (C 1 -C 8 )-alkyl, (C 3 -C 8 )-cycloalkyl, (+)-dehydroabietyl, (C 1 -C 8 )-alkoxy-(C 1 -C 8 )-alkyl, (C 7 -C 12 )-aralkoxy-(C 1 -C 8 )-alkyl, (C 6 -C 12 )-aryloxy-(C 1 -C 8 )-alkyl, (C 1 -C 10 )-alkanoyl, optionally substituted (C 7 -C 16 )-aralkanoyl, optionally substituted (C 6 -C 12 )-aroyl; or R* and R** together are —[CH 2 ] h , in which a CH 2 group can be replaced by O, S, SO, SO 2 , N-acylamino, N—(C 1 -C 10 )-alkoxycarbonylimino, N—(C 1 -C 8 )-alkylimino, N—(C 3 -C 8 )-cycloalkylimino, N—(C 3 -C 8 )-cycloalkyl-(C 1 -C 4 )-alkylimino, N—(C 6 -C 12 )-arylimino, N—(C 7 -C 16 )-aralkylimino, N—(C 1 -C 4 )-alkoxy-(C 1 -C 6 )-alkylimino, and h is from 3 to 7;

carbamoyloxy, N—(C 1 -C 12 )-alkylcarbamoyloxy, N,N-di-(C 1 -C 12 )-alkylcarbamoyloxy, N—(C 3 -C 8 )-cycloalkylcarbamoyloxy, N—(C 6 -C 12 )-arylcarbamoyloxy, N—(C 7 -C 16 )-aralkylcarbamoyloxy, N—(C 1 -C 10 )-alkyl-N—(C 6 -C 12 )-arylcarbamoyloxy, N—(C 1 -C 10 )-alkyl-N—(C 7 -C 16 )-aralkylcarbamoyloxy, N—((C 1 -C 10 )-alkyl)-carbamoyloxy, N—((C 6 -C 12 )-aryloxy-(C 1 -C 10 )-alkyl)-carbamoyloxy, N—((C 7 -C 16 )-aralkyloxy-(C 1 -C 10 )-alkyl)-carbamoyloxy, N—(C 1 -C 10 )-alkyl-N—((C 1 -C 10 )-alkoxy-(C 1 -C 10 )-alkyl)-carbamoyloxy, N—(C 1 -C 10 )-alkyl-N-((C 6 -C 12 )-aryloxy-(C 1 -C 10 )-alkyl)-carbamoyloxy, N—(C 1 -C 10 )-alkyl-N—((C 7 -C 16 )-aralkyloxy-(C 1 -C 10 )-alkyl)-carbamoyloxyamino, (C 1 -C 12 )-alkylamino, di-(C 1 -C 12 )-alkylamino, (C 3 -C 8 )-cycloalkylamino, (C 3 -C 12 )-alkenylamino, (C 3 -C 12 )-alkynylamino, N—(C 6 -C 12 )-arylamino, N—(C 7 -C 11 )-aralkylamino, N-alkyl-aralkylamino, N-alkyl-arylamino, (C 1 -C 12 )-alkoxyamino, (C 1 -C 12 )-alkoxy-N—(C 1 -C 10 )-alkylamino, (C 1 -C 12 )-alkanoylamino, (C 3 -C 8 )-cycloalkanoylamino, (C 6 -C 12 )-aroylamino, (C 7 -C 16 )-aralkanoylamino, (C 1 -C 12 )-alkanoyl-N—(C 1 -C 10 )-alkylamino, (C 3 -C 8 )-cycloalkanoyl-N—(C 1 -C 10 )-alkylamino, (C 6 -C 12 )-aroyl-N—(C 1 -C 10 )-alkylamino, (C 7 -C 11 )-aralkanoyl-N—(C 1 -C 10 )-alkylamino, (C 1 -C 12 )-alkanoylamino-(C 1 -C 8 )-alkyl, (C 3 -C 8 )-cycloalkanoylamino-(C 1 -C 8 )-alkyl, (C 6 -C 12 )-aroylamino-(C 1 -C 8 )-alkyl, (C 7 -C 16 )-aralkanoylamino-(C 1 -C 8 )-alkyl, amino-(C 1 -C 10 )-alkyl, N—(C 1 -C 10 )-alkylamino-(C 1 -C 10 )-alkyl, N,N-di(C 1 -C 10 )-alkylamino-(C 1 -C 10 )-alkyl, (C 3 -C 8 )-cycloalkylamino(C 1 -C 10 )-alkyl, (C 1 -C 20 )-alkylmercapto, (C 1 -C 20 )-alkylsulfinyl, (C 1 -C 20 )-alkylsulfonyl, (C 6 -C 12 )-arylmercapto, (C 6 -C 12 )-arylsulfinyl, (C 6 -C 12 )-arylsulfonyl, (C 7 -C 16 )-aralkylmercapto, (C 7 -C 16 )-aralkylsulfinyl, (C 7 -C 16 )-aralkylsulfonyl, (C 1 -C 12 )-alkylmercapto-(C 1 -C 6 )-alkyl, (C 1 -C 12 )-alkylsulfinyl-(C 1 -C 6 )-alkyl, (C 1 -C 12 )-alkylsulfonyl-(C 1 -C 6 )-alkyl, (C 6 -C 12 )-arylmercapto-(C 1 -C 6 )-alkyl, (C 6 -C 12 )-arylsulfinyl-(C 1 -C 6 )-alkyl, (C 6 -C 12 )-arylsulfonyl-(C 1 -C 6 )-alkyl, (C 7 -C 16 )-aralkylmercapto-(C 1 -C 6 )-alkyl, (C 7 -C 16 )-aralkylsulfinyl-(C 1 -C 6 )-alkyl, (C 7 -C 16 )-aralkylsulfonyl-(C 1 -C 6 )-alkyl, sulfamoyl, N—(C 1 -C 10 )-alkylsulfamoyl, N,N-di-(C 1 -C 10 )-alkylsulfamoyl, (C 3 -C 8 )-cycloalkylsulfamoyl, N—(C 6 -C 12 )-arylsulfamoyl, N—(C 7 -C 16 )-aralkylsulfamoyl, N—(C 1 -C 10 )-alkyl-N—(C 6 -C 12 )-arylsulfamoyl, N—(C 1 -C 10 )-alkyl-N—(C 7 -C 16 )-aralkylsulfamoyl, (C 1 -C 10 )-alkylsulfonamido, N—((C 1 -C 10 )-alkyl)-(C 1 -C 10 )-alkylsulfonamido, (C 7 -C 16 )-aralkylsulfonamido, and N—((C 1 -C 10 )-alkyl-(C 7 -C 16 )-aralkylsulfonamido; where an aryl radical may be substituted by 1 to 5 substituents selected from hydroxyl, halogen, cyano, trifluoromethyl, nitro, carboxyl, (C 2 -C 16 )-alkyl, (C 3 -C 8 )-cycloalkyl, (C 3 -C 8 )-cycloalkyl-(C 1 -C 12 )-alkyl, (C 3 -C 8 )-cycloalkoxy, (C 3 -C 8 )-cycloalkyl-(C 1 -C 12 )-alkoxy, (C 3 -C 8 )-cycloalkyloxy-(C 1 -C 12 )-alkyl, (C 3 -C 8 )-cycloalkyloxy-(C 1 -C 12 )-alkoxy, (C 3 -C 8 )-cycloalkyl-(C 1 -C 8 )-alkyl-(C 1 -C 6 )-alkoxy, (C 3 -C 8 )-cycloalkyl(C 1 -C 8 )-alkoxy-(C 1 -C 6 )-alkyl, (C 3 -C 8 )-cycloalkyloxy-(C 1 -C 8 )-alkoxy-(C 1 -C 6 )-alkyl, (C 3 -C 8 )-cycloalkoxy-(C 1 -C 8 )-alkoxy-(C 1 -C 8 )-alkoxy, (C 6 -C 12 )-aryl, (C 7 -C 16 )-aralkyl, (C 2 -C 16 )-alkenyl, (C 2 -C 12 )-alkynyl, (C 1 -C 16 )-alkoxy, (C 1 -C 16 )-alkenyloxy, (C 1 -C 12 )-alkoxy-(C 1 -C 12 )-alkyl, (C 1 -C 12 )-alkoxy-(C 1 -C 12 )-alkoxy, (C 1 -C 12 )-alkoxy(C 1 -C 8 )-alkoxy-(C 1 -C 8 )-alkyl, (C 6 -C 12 )-aryloxy, (C 7 -C 16 )-aralkyloxy, (C 6 -C 12 )-aryloxy-(C 1 -C 6 )-alkoxy, (C 7 -C 16 )-aralkoxy-(C 1 -C 6 )-alkoxy, (C 1 -C 8 )-hydroxyalkyl, (C 6 -C 16 )-aryloxy-(C 1 -C 8 )-alkyl, (C 7 -C 16 )-aralkoxy-(C 1 -C 8 )-alkyl, (C 6 -C 12 )-aryloxy-(C 1 -C 8 )-alkoxy-(C 1 -C 6 )-alkyl, (C 7 -C 12 )-aralkyloxy-(C 1 -C 8 )-alkoxy-(C 1 -C 6 )-alkyl, —O—[CH 2 ] x C f H (2f+1−g) F g , —OCF 2 Cl, —OCF 2 —CHFCl, (C 1 -C 12 )-alkylcarbonyl, (C 3 -C 8 )-cycloalkylcarbonyl, (C 6 -C 12 )-arylcarbonyl, (C 7 -C 16 )-aralkylcarbonyl, (C 1 -C 12 )-alkoxycarbonyl, (C 1 -C 12 )-alkoxy-(C 1 -C 12 )-alkoxycarbonyl, (C 6 -C 12 )-aryloxycarbonyl, (C 7 -C 16 )-aralkoxycarbonyl, (C 3 -C 8 )-cycloalkoxycarbonyl, (C 2 -C 12 )-alkenyloxycarbonyl, (C 2 -C 12 )-alkynyloxycarbonyl, (C 6 -C 12 )-aryloxy-(C 1 -C 6 )-alkoxycarbonyl, (C 7 -C 16 )-aralkoxy-(C 1 -C 6 )-alkoxycarbonyl, (C 3 -C 8 )-cycloalkyl-(C 1 -C 6 )-alkoxycarbonyl, (C 3 -C 8 )-cycloalkoxy-(C 1 -C 6 )-alkoxycarbonyl, (C 1 -C 12 )-alkylcarbonyloxy, (C 3 -C 8 )-cycloalkylcarbonyloxy, (C 6 -C 12 )-arylcarbonyloxy, (C 7 -C 16 )-aralkylcarbonyloxy, cinnamoyloxy, (C 2 -C 12 )-alkenylcarbonyloxy, (C 2 -C 12 )-alkynylcarbonyloxy, (C 1 -C 12 )-alkoxycarbonyloxy, (C 1 -C 12 )-alkoxy-(C 1 -C 12 )-alkoxycarbonyloxy, (C 6 -C 12 )-aryloxycarbonyloxy, (C 7 -C 16 )-aralkyloxycarbonyloxy, (C 3 -C 8 )-cycloalkoxycarbonyloxy, (C 2 -C 12 )-alkenyloxycarbonyloxy, (C 2 -C 12 )-alkynyloxycarbonyloxy, carbamoyl, N—(C 1 -C 12 )-alkylcarbamoyl, N,N-di(C 1 -C 12 )-alkylcarbamoyl, N—(C 3 -C 8 )-cycloalkylcarbamoyl, N,N-dicyclo-(C 3 -C 8 )-alkylcarbamoyl, N—(C 1 -C 10 )-alkyl-N—(C 3 -C 8 )-cycloalkylcarbamoyl, N—((C 3 -C 8 )-cycloalkyl-(C 1 -C 6 )-alkyl)carbamoyl, N—(C 1 -C 6 )-alkyl-N—((C 3 -C 8 )-cycloalkyl-(C 1 -C 6 )-alkyl)carbamoyl, N-(+)-dehydroabietylcarbamoyl, N—(C 1 -C 6 )-alkyl-N-(+)-dehydroabietylcarbamoyl, N—(C 6 -C 12 )-arylcarbamoyl, N—(C 7 -C 16 )-aralkylcarbamoyl, N—(C 1 -C 10 )-alkyl-N—(C 6 -C 16 )-arylcarbamoyl, N—(C 1 -C 10 )-alkyl-N—(C 7 -C 16 )-aralkylcarbamoyl, N—((C 1 -C 16 )-alkoxy-(C 1 -C 10 )-alkyl)carbamoyl, N—((C 6 -C 16 )-aryloxy-(C 1 -C 10 )-alkyl)carbamoyl, N—((C 7 -C 16 )-aralkyloxy-(C 1 -C 10 )-alkyl)carbamoyl, N—(C 1 -C 10 )-alkyl-N—((C 1 -C 10 )-alkoxy-(C 1 -C 10 )-alkyl)carbamoyl, N—(C 1 -C 10 )-alkyl-N—((C 6 -C 12 )-aryloxy-(C 1 -C 10 )-alkyl)carbamoyl, N—(C 1 -C 10 )-alkyl-N—((C 7 -C 16 )-aralkyloxy-(C 1 -C 10 )-alkyl)-carbamoyl, CON(CH 2 ) h , in which a CH 2 group can be replaced by, O, S, N—(C 1 -C 8 )-alkylimino, N—(C 3 -C 8 )-cycloalkylimino, N—(C 3 -C 8 )-cycloalkyl-(C 1 -C 4 )-alkylimino, N—(C 6 -C 12 )-arylimino, N—(C 7 -C 16 )-aralkylimino, N—(C 1 -C 4 )-alkoxy-(C 1 -C 6 )-alkylimino, and h is from 3 to 7; carbamoyloxy, N—(C 1 -C 12 )-alkylcarbamoyloxy, N,N-di-(C 1 -C 12 )-alkylcarbamoyloxy, N—(C 3 -C 8 )-cycloalkylcarbamoyloxy, N—(C 6 -C 16 )-arylcarbamoyloxy, N—(C 7 -C 16 )-aralkylcarbamoyloxy, N—(C 1 -C 10 )-alkyl-N—(C 6 -C 12 )-arylcarbamoyloxy, N—(C 1 -C 10 )-alkyl-N—(C 7 -C 16 )-aralkylcarbamoyloxy, N—((C 1 -C 10 )-alkyl)carbamoyloxy, N—((C 6 -C 12 )-aryloxy-(C 1 -C 10 )-alkyl)carbamoyloxy, N—((C 7 -C 16 )-aralkyloxy-(C 1 -C 10 )-alkyl)carbamoyloxy, N—(C 1 -C 10 )-alkyl-N—((C 1 -C 10 )-alkoxy-(C 1 -C 10 )-alkyl)carbamoyloxy, N—(C 1 -C 10 )-alkyl-N—((C 6 -C 12 )-aryloxy-(C 1 -C 10 )-alkyl)carbamoyloxy, N—(C 1 -C 10 )-alkyl-N—((C 7 -C 16 )-aralkyloxy-(C 1 -C 10 )-alkyl)carbamoyloxy, amino, (C 1 -C 12 )-alkylamino, di-(C 1 -C 12 )-alkylamino, (C 3 -C 8 )-cycloalkylamino, (C 3 -C 12 )-alkenylamino, (C 3 -C 12 )-alkynylamino, N—(C 6 -C 12 )-arylamino, N—(C 7 -C 11 )-aralkylamino, N-alkyl-aralkylamino, N-alkyl-arylamino, (C 1 -C 12 )-alkoxyamino, (C 1 -C 12 )-alkoxy-N—(C 1 -C 10 )-alkylamino, (C 1 -C 12 )-alkanoylamino, (C 3 -C 8 )-cycloalkanoylamino, (C 6 -C 12 )-aroylamino, (C 7 -C 16 )-aralkanoylamino, (C 1 -C 12 )-alkanoyl-N—(C 1 -C 10 )-alkylamino, (C 3 -C 8 )-cycloalkanoyl-N—(C 1 -C 10 )-alkylamino, (C 6 -C 12 )-aroyl-N—(C 1 -C 10 )-alkylamino, (C 7 -C 11 )-aralkanoyl-N—(C 1 -C 10 )-alkylamino, (C 1 -C 12 )-alkanoylamino-(C 1 -C 8 )-alkyl, (C 3 -C 8 )-cycloalkanoylamino-(C 1 -C 8 )-alkyl, (C 6 -C 12 )-aroylamino-(C 1 -C 8 )-alkyl, (C 7 -C 16 )-aralkanoylamino-(C 1 -C 8 )-alkyl, amino-(C 1 -C 10 )-alkyl, N—(C 1 -C 10 )-alkylamino-(C 1 -C 10 )-alkyl, N,N-di-(C 1 -C 10 )-alkylamino-(C 1 -C 10 )-alkyl, (C 3 -C 8 )-cycloalkylamino-(C 1 -C 10 )-alkyl, (C 1 -C 12 )-alkylmercapto, (C 1 -C 12 )-alkylsulfinyl, (C 1 -C 12 )-alkylsulfonyl, (C 6 -C 16 )-arylmercapto, (C 6 -C 16 )-arylsulfinyl, (C 6 -C 16 )-arylsulfonyl, (C 7 -C 16 )-aralkylmercapto, (C 7 -C 16 )-aralkylsulfinyl, or (C 7 -C 16 )-aralkylsulfonyl;

including the physiologically active salts derived therefrom, wherein the anemia is treated.

2. The method of claim 1 , wherein the compound inhibits hypoxia-inducible factor (HIF) prolyl hydroxylase enzyme activity.

3. The method of claim 1 , wherein the compound stabilizes the alpha subunit of hypoxia inducible factor.

4. The method of claim 1 , wherein the compound is orally administered to the human subject.

5. The method of claim 1 , wherein the human subject is undergoing kidney dialysis.

6. The method of claim 1 , wherein the human subject is not undergoing kidney dialysis.

7. The method of claim 1 , wherein the erythropoietin plasma level in the human subject is increased following administration of the effective amount of the compound.

8. The method of claim 1 , wherein the plasma hematocrit level in the human subject is increased following administration of the effective amount of the compound.

9. The method of claim 1 , wherein the plasma hemoglobin level in the human subject is increased following administration of the effective amount of the compound.

10. The method of claim 1 , wherein administration of the compound to the human subject reduces the need for the human subject to receive an allogenic blood transfusion.

11. The method of claim 1 further comprising administering exogenous erythropoietin to the human subject.

12. The method of claim 1 , wherein the kidney disease is chronic.

13. A method of treating anemia in a human subject with kidney disease comprising administering to the human subject an effective amount of a compound of Formula I

wherein

A is —CR 5 R 6 and R 5 and R 6 are each hydrogen;

B is —CO 2 H;

X is 0;

Q is 0;

R 4 is hydrogen;

Y is CR 3 ;

R 1 , R 2 and R 3 are identical or different and are hydrogen, halogen, (C 1 -C 20 )-alkyl, (C 6 -C 12 )-aryl, (C 1 -C 20 )-alkoxy, (C 6 -C 12 )-aryloxy, N—((C 1 -C 18 )-alkoxy-(C 1 -C 10 )-alkyl)-carbamoyl, (C 6 -C 12 )-arylmercapto; where an aryl radical may be substituted by 1 to 5 substituents selected from halogen;

including the physiologically active salts derived therefrom, wherein the anemia is treated.

14. The method of claim 13 , wherein the compound inhibits hypoxia-inducible factor (HIF) prolyl hydroxylase enzyme activity.

15. The method of claim 13 , wherein the compound stabilizes the alpha subunit of hypoxia inducible factor.

16. The method of claim 13 , wherein the compound is orally administered to the human subject.

17. The method of claim 13 , wherein the human subject is undergoing kidney dialysis.

18. The method of claim 13 , wherein the human subject is not undergoing kidney dialysis.

19. The method of claim 13 , wherein the erythropoietin plasma level in the human subject is increased following administration of the effective amount of the compound.

20. The method of claim 13 , wherein the plasma hematocrit level in the human subject is increased following administration of the effective amount of the compound.

21. The method of claim 13 , wherein the plasma hemoglobin level in the human subject is increased following administration of the effective amount of the compound.

22. The method of claim 13 , wherein administration of the compound to the human subject reduces the need for the human subject to receive an allogenic blood transfusion.

23. The method of claim 13 further comprising administering exogenous erythropoietin to the human subject.

24. The method of claim 13 , wherein the kidney disease is chronic.

25. A method of treating anemia in a human subject with chronic renal failure comprising administering to the human subject an effective amount of a compound of the formula I

wherein

A is —CR 5 R 6 and R 5 and R 6 are each hydrogen;

B is —CO 2 H

X is 0;

Q is 0;

R 4 is hydrogen;

Y is CR 3 ;

R 1 , R 2 and R 3 are identical or different and are hydrogen, hydroxyl, halogen, cyano, trifluoromethyl, nitro, carboxyl, (C 1 -C 20 )-alkyl, (C 3 -C 8 )-cycloalkyl, (C 3 -C 8 )cycloalkyl-(C 1 -C 12 )-alkyl, (C 3 -C 8 )-cycloalkoxy, (C 3 -C 8 )-cycloalkyl-(C 1 -C 12 )-alkoxy, (C 3 -C 8 )-cycloalkyloxy-(C 1 -C 12 )-alkyl, (C 3 -C 8 )-cycloalkyloxy-(C 1 -C 2 )-alkoxy, (C 3 -C 8 )-cycloalkyl-(C 1 -C 8 )-alkyl-(C 1 -C 6 )-alkoxy, (C 3 -C 8 )-cycloalkyl-(C 1 -C 8 )-alkoxy-(C 1 -C 6 )-alkyl, (C 3 -C 8 )-cycloalkyloxy-(C 1 -C 8 )-alkoxy-(C 1 -C 6 )-alkyl, (C 3 -C 8 )-cycloalkoxy-(C 1 -C 8 )-alkoxy-(C 1 -C 8 )-alkoxy, (C 6 -C 2 )-aryl, (C 7 -C 16 )-aralkyl, (C 7 -C 16 )-aralkenyl, (C 7 -C 16 )-aralkynyl, (C 2 -C 20 )-alkenyl, (C 2 -C 20 )-alkynyl, (C 1 -C 20 )-alkoxy, (C 2 -C 20 )-alkenyloxy, (C 2 -C 2 )-alkynyloxy, retinyloxy, (C 1 -C 20 )-alkoxy-(C 1 -C 12 )-alkyl, (C 1 -C 2 )-alkoxy-(C 1 -C 12 )-alkoxy, (C 1 -C 2 )-alkoxy-(C 1 -C 8 )-alkoxy-(C 1 -C 8 )-alkyl, (C 6 -C 2 )-aryloxy, (C 7 -C 16 )-aralkyloxy, (C 6 -C 12 )-aryloxy-(C 1 -C 6 )-alkoxy, (C 7 -C 16 )-aralkoxy-(C 1 -C 6 )-alkoxy, (C 1 -C 16 )-hydroxyalkyl, (C 6 -C 16 )-aryloxy-(C 1 -C 8 )-alkyl, (C 7 -C 16 )-aralkoxy-(C 1 -C 8 )-alkyl, (C 6 -C 12 )-aryloxy-(C 1 -C 8 )-alkoxy-(C 1 -C 6 )-alkyl, (C 7 -C 2 )-aralkyloxy-(C 1 -C 8 )-alkoxy-(C 1 -C 6 )-alkyl, (C 2 -C 20 )-alkenyloxy-(C 1 -C 6 )-alkyl, (C 2 -C 20 )-alkynyloxy-(C 1 -C 6 )-alkyl, retinyloxy-(C 1 -C 6 )-alkyl, —O—[CH 2 ] x CfH (2f+−g) F g , —OCF 2 Cl, —OCF 2 —CHFCl, (C 1 -C 20 )-alkylcarbonyl, (C 3 -C 8 )-cycloalkylcarbonyl, (C 6 -C 12 )-arylcarbonyl, (C 7 -C 16 )-aralkylcarbonyl, cinnamoyl, (C 2 -C 20 )-alkenylcarbonyl, (C 2 -C 20 )-alkynylcarbonyl, (C 1 -C 20 )-alkoxycarbonyl, (C 1 -C 2 )-alkoxy-(C 1 -C 12 )-alkoxycarbonyl, (C 6 -C 12 )-aryloxycarbonyl, (C 7 -C 16 )-aralkoxycarbonyl, (C 3 -C 8 )-cycloalkoxycarbonyl, (C 2 -C 20 )-alkenyloxycarbonyl, retinyloxycarbonyl, (C 2 -C 20 )-alkynyloxycarbonyl, (C 6 -C 12 )-aryloxy-(C 1 -C 6 )-alkoxycarbonyl, (C 7 -C 16 )-aralkoxy-(C 1 -C 6 )-alkoxycarbonyl, (C 3 -C 8 )-cycloalkyl-(C 1 -C 6 )-alkoxycarbonyl, (C 3 -C 8 )-cycloalkoxy-(C 1 -C 6 )-alkoxycarbonyl, (C 1 -C 12 )-alkylcarbonyloxy, (C 3 -C 8 )-cycloalkylcarbonyloxy, (C 6 -C 12 )-arylcarbonyloxy, (C 7 -C 16 )-aralkylcarbonyloxy, cinnamoyloxy, (C 2 -C 12 )-alkenylcarbonyloxy, (C 2 -C 12 )-alkynylcarbonyloxy, (C 1 -C 12 )-alkoxycarbonyloxy, (C 1 -C 12 )-alkoxy-(C 1 -C 2 )-alkoxycarbonyloxy, (C 6 -C 12 )-aryloxycarbonyloxy, (C 7 -C 16 )-aralkyloxycarbonyloxy, (C 3 -C 8 )-cycloalkoxycarbonyloxy, (C 2 -C 12 )-alkenyloxycarbonyloxy, (C 2 -C 12 )-alkynyloxycarbonyloxy, carbamoyl, N—(C 1 -C 12 )-alkylcarbamoyl, N,N-di-(C 1 -C 2 )-alkylcarbamoyl, N—(C 3 -C 8 )-cycloalkylcarbamoyl, N,N-dicyclo-(C 3 -C 8 )-alkylcarbamoyl, N—(C 1 -C 10 )-alkyl-N—(C 3 -C 8 )-cycloalkylcarbamoyl, N—((C 3 -C 8 )-cycloalkyl-(C 1 -C 6 )-alkyl)-carbamoyl, N—(C 1 -C 6 )-alkyl-N—((C 3 -C 8 )-cycloalkyl-(C 1 -C 6 )-alkyl)-carbamoyl, N-(+)-dehydroabietylcarbamoyl, N—(C 1 -C 6 )-alkyl-N-(+)-dehydroabietylcarbamoyl, N—(C 6 -C 12 )-arylcarbamoyl, N—(C 7 -C 16 )-aralkylcarbamoyl, N—(C 1 -C 10 )-alkyl-N—(C 6 -C 16 )-arylcarbamoyl, N—(C 1 -C 10 )-alkyl-N—(C 7 -C 16 )-aralkylcarbamoyl, N—((C 1 -Cis)-alkoxy-(C 1 -C 10 )-alkyl)-carbamoyl, N—((C 6 -C 16 )-aryloxy-(C 1 -C 10 )-alkyl)-carbamoyl, N—((C 7 -C 16 )-aralkyloxy-(C 1 -C 10 )-alkyl)-carbamoyl, N—(C 1 -C 10 )-alkyl-N—((C 1 -C 10 )-alkoxy-(C 1 -C 10 )-alkyl)-carbamoyl, N—(C 1 -C 10 )-alkyl-N—((C 6 -C 12 )-aryloxy-(C 1 -C 10 )-alkyl)-carbamoyl, N—(C 1 -C 10 )-alkyl-N—((C 7 -C 16 )-aralkyloxy-(C 1 -C 10 )-alkyl)-carbamoyl; CON(CH 2 ) h , in which a CH 2 group can be replaced by O, S, N—(C 1 -C 8 )-alkylimino, N—(C 3 -C 8 )-cycloalkylimino, N—(C 3 -C 8 )-cycloalkyl-(C 1 -C 4 )-alkylimino, N—(C 6 -C 12 )-arylimino, N—(C 7 -C 16 )-aralkylimino, N—(C 1 -C 4 )-alkoxy-(C 1 -C 6 )-alkylimino, and h is from 3 to 7; a carbamoyl radical of the formula R

in which

R x and R v are each independently selected from hydrogen, (C 1 -C 6 )-alkyl, (C 3 -C 7 )-cycloalkyl, aryl, or the substituent of an α-carbon of an α-amino acid, to which the L- and D-amino acids belong,

s is 1-5,

T is OH, or NR*R**, and R*, R** and R*** are identical or different and are selected from hydrogen, (C 6 -C 12 )-aryl, (C 7 -C 11 )-aralkyl, (C 1 -C 8 )-alkyl, (C 3 -C 8 )-cycloalkyl, (+)-dehydroabietyl, (C 1 -C 8 )-alkoxy-(C 1 -C 8 )-alkyl, (C 7 -C 12 )-aralkoxy-(C 1 -C 8 )-alkyl, (C 6 -C 12 )-aryloxy-(C 1 -C 8 )-alkyl, (C 1 -C 10 )-alkanoyl, optionally substituted (C 7 -C 16 )-aralkanoyl, optionally substituted (C 6 -C 12 )-aroyl; or R* and R** together are —[CH 2 ] h , in which a CH 2 group can be replaced by O, S, SO, SO 2 , N-acylamino, N—(C 1 -C 10 )-alkoxycarbonylimino, N—(C 1 -C 8 )-alkylimino, N—(C 3 -C 8 )-cycloalkylimino, N—(C 3 -C 8 )-cycloalkyl-(C 1 -C 4 )-alkylimino, N—(C 6 -C 2 )-arylimino, N—(C 7 -C 16 )-aralkylimino, N—(C 1 -C 4 )-alkoxy-(C 1 -C 6 )-alkylimino, and h is from 3 to 7; carbamoyloxy, N—(C 1 -C 12 )-alkylcarbamoyloxy, N,N-di-(C 1 -C 12 )-alkylcarbamoyloxy, N—(C 3 -C 8 )-cycloalkylcarbamoyloxy, N—(C 6 -C 12 )-arylcarbamoyloxy, N—(C 7 -C 16 )-aralkylcarbamoyloxy, N—(C 1 -C 10 )-alkyl-N—(C 6 -C 12 )-arylcarbamoyloxy, N—(C 1 -C 10 )-alkyl-N—(C 7 -C 16 )-aralkylcarbamoyloxy, N—((C 1 -C 10 )-alkyl)-carbamoyloxy, N—((C 6 -C 2 )-aryloxy-(C 1 -C 10 )-alkyl)-carbamoyloxy, N—((C 7 -C 16 )-aralkyloxy-(C 1 -C 10 )-alkyl)-carbamoyloxy, N—(C 1 -C 10 )-alkyl-N—((C 1 -C 10 )-alkoxy-(C 1 -C 10 )-alkyl)-carbamoyloxy, N—(C 1 -C 10 )-alkyl-N—((C 1 -C 12 )-aryloxy-(C 1 -C 10 )-alkyl)-carbamoyloxy, N—(C 1 -C 10 )-alkyl-N—((C 7 -C 16 )-aralkyloxy-(C 1 -C 10 )-alkyl)-carbamoyloxyamino, (C 1 -C 12 )-alkylamino, di-(C 1 -C 2 )-alkylamino, (C 3 -C 8 )-cycloalkylamino, (C 3 -C 12 )-alkenylamino, (C 3 -C 12 )-alkynylamino, N—(C 6 -C 12 )-arylamino, N—(C 7 -C 11 )-aralkylamino, N-alkyl-aralkylamino, N-alkyl-arylamino, (C 1 -C 2 )-alkoxyamino, (C 1 -C 2 )-alkoxy-N—(C 1 -C 10 )-alkylamino, (C 1 -C 12 )-alkanoylamino, (C 3 -C 8 )-cycloalkanoylamino, (C 6 -C 2 )-aroylamino, (C 7 -C 16 )-aralkanoylamino, (C 1 -C 12 )-alkanoyl-N—(C 1 -C 10 )-alkylamino, (C 3 -C 8 )-cycloalkanoyl-N—(C 1 -C 10 )-alkylamino, (C 6 -C 12 )-aroyl-N—(C 1 -C 10 )-alkylamino, (C 7 -C 11 )-aralkanoyl-N—(C 1 -C 10 )-alkylamino, (C 1 -C 12 )-alkanoylamino-(C 1 -C 8 )-alkyl, (C 3 -C 8 )-cycloalkanoylamino-(C 1 -C 8 )-alkyl, (C 6 -C 12 )-aroylamino-(C 1 -C 8 )-alkyl, (C 7 -C 16 )-aralkanoylamino-(C 1 -C 8 )-alkyl, amino-(C 1 -C 10 )-alkyl, N—(C 1 -C 10 )-alkylamino-(C 1 -C 10 )-alkyl, N,N-di(C 1 -C 10 )-alkylamino-(C 1 -C 10 )-alkyl, (C 3 -C 8 )-cycloalkylamino(C 1 -C 10 )-alkyl, (C 1 -C 20 )-alkylmercapto, (C 1 -C 20 )-alkylsulfinyl, (C 1 -C 20 )-alkylsulfonyl, (C 6 -C 12 )-arylmercapto, (C 6 -C 12 )-arylsulfinyl, (C 6 -C 12 )-arylsulfonyl, (C 7 -C 6 )-aralkylmercapto, (C 7 -C 16 )-aralkylsulfinyl, (C 7 -C 16 )-aralkylsulfonyl, (C 1 -C 12 )-alkylmercapto-(C 1 -C 6 )-alkyl, (C 1 -C 12 )-alkylsulfinyl-(C 1 -C 6 )-alkyl, (C 1 -C 2 )-alkylsulfonyl-(C 1 -C 6 )-alkyl, (C 6 -C 2 )-arylmercapto-(C 1 -C 6 )-alkyl, (C 6 -C 12 )-arylsulfinyl-(C 1 -C 6 )-alkyl, (C 6 -C 12 )-arylsulfonyl-(C 1 -C 6 )-alkyl, (C 7 -C 16 )-aralkylmercapto-(C 1 -C 6 )-alkyl, (C 7 -C 16 )-aralkylsulfinyl-(C 1 -C 6 )-alkyl, (C 7 -C 6 )-aralkylsulfonyl-(C 1 -C 6 )-alkyl, sulfamoyl, N—(C 1 -C 10 )-alkylsulfamoyl, N,N-di-(C 1 -C 10 )-alkylsulfamoyl, (C 3 -C 8 )-cycloalkylsulfamoyl, N—(C 6 -C 12 )-arylsulfamoyl, N—(C 7 -C 16 )-aralkylsulfamoyl, N—(C 1 -C 10 )-alkyl-N—(C 6 -C 12 )-arylsulfamoyl, N—(C 1 -C 10 )-alkyl-N—(C 7 -C 16 )-aralkylsulfamoyl, (C 1 -C 10 )-alkylsulfonamido, N—((C 1 -C 10 )-alkyl)-(C 1 -C 10 )-alkylsulfonamido, (C 7 -C 16 )-aralkylsulfonamido, and N—((C 1 -C 10 )-alkyl-(C 7 -C 16 )-aralkylsulfonamido; where an aryl radical may be substituted by 1 to 5 substituents selected from hydroxyl, halogen, cyano, trifluoromethyl, nitro, carboxyl, (C 2 -C 16 )-alkyl, (C 3 -C 8 )-cycloalkyl, (C 3 -C 8 )-cycloalkyl-(C 1 -C 2 )-alkyl, (C 3 -C 8 )-cycloalkoxy, (C 3 -C 8 )-cycloalkyl-(C 1 -C 12 )-alkoxy, (C 3 -C 8 )-cycloalkyloxy-(C 1 -C 2 )-alkyl, (C 3 -C 8 )-cycloalkyloxy-(C 1 -C 12 )-alkoxy, (C 3 -C 8 )-cycloalkyl-(C 1 -C 8 )-alkyl-(C 1 -C 6 )-alkoxy, (C 3 -C 8 )-cycloalkyl(C 1 -C 8 )-alkoxy-(C 1 -C 6 )-alkyl, (C 3 -C 8 )-cycloalkyloxy-(C 1 -C 8 )-alkoxy-(C 1 -C 6 )-alkyl, (C 3 -C 8 )-cycloalkoxy-(C 1 -C 8 )-alkoxy-(C 1 -C 8 )-alkoxy, (C 6 -C 12 )-aryl, (C 7 -C 16 )-aralkyl, (C 2 -C 16 )-alkenyl, (C 2 -C 12 )-alkynyl, (C 1 -C 16 )-alkoxy, (C 1 -C 16 )-alkenyloxy, (C 1 -C 2 )-alkoxy-(C 1 -C 2 )-alkyl, (C 1 -C 12 )-alkoxy-(C 1 -C 12 )-alkoxy, (C 1 -C 2 )-alkoxy(C 1 -C 8 )-alkoxy-(C 1 -C 8 )-alkyl, (C 6 -C 2 )-aryloxy, (C 7 -C 16 )-aralkyloxy, (C 6 -C 12 )-aryloxy-(C 1 -C 6 )-alkoxy, (C 7 -C 16 )-aralkoxy-(C 1 -C 6 )-alkoxy, (C 1 -C 8 )-hydroxyalkyl, (C 6 -C 16 )-aryloxy-(C 1 -C 8 )-alkyl, (C 7 -C 16 )-aralkoxy-(C 1 -C 8 )-alkyl, (C 6 -C 12 )-aryloxy-(C 1 -C 8 )-alkoxy-(C 1 -C 6 )-alkyl, (C 7 -C 12 )-aralkyloxy-(C 1 -C 8 )-alkoxy-(C 1 -C 6 )-alkyl, —O—[CH 2 ] x C f H (2f+1−g) F g , —OCF 2 Cl, —OCF 2 —CHFCl, (C 1 -C 12 )-alkylcarbonyl, (C 3 -C 8 )-cycloalkylcarbonyl, (C 6 -C 12 )-arylcarbonyl, (C 7 -C 16 )-aralkylcarbonyl, (C 1 -C 2 )-alkoxycarbonyl, (C 1 -C 12 )-alkoxy-(C 1 -C 12 )-alkoxycarbonyl, (C 6 -C 12 )-aryloxycarbonyl, (C 7 -C 16 )-aralkoxycarbonyl, (C 3 -C 8 )-cycloalkoxycarbonyl, (C 2 -C 12 )-alkenyloxycarbonyl, (C 2 -C 12 )-alkynyloxycarbonyl, (C 6 -C 12 )-aryloxy-(C 1 -C 6 )-alkoxycarbonyl, (C 7 -C 16 )-aralkoxy-(C 1 -C 6 )-alkoxycarbonyl, (C 3 -C 8 )-cycloalkyl-(C 1 -C 6 )-alkoxycarbonyl, (C 3 -C 8 )-cycloalkoxy-(C 1 -C 6 )-alkoxycarbonyl, (C 1 -C 12 )-alkylcarbonyloxy, (C 3 -C 8 )-cycloalkylcarbonyloxy, (C 6 -C 12 )-arylcarbonyloxy, (C 7 -C 16 )-aralkylcarbonyloxy, cinnamoyloxy, (C 2 -C 2 )-alkenylcarbonyloxy, (C 2 -C 2 )-alkynylcarbonyloxy, (C 1 -C 12 )-alkoxycarbonyloxy, (C 1 -C 2 )-alkoxy-(C 1 -C 2 )-alkoxycarbonyloxy, (C 6 -C 2 )-aryloxycarbonyloxy, (C 7 -C 16 )-aralkyloxycarbonyloxy, (C 3 -C 8 )-cycloalkoxycarbonyloxy, (C 2 -C 12 )-alkenyloxycarbonyloxy, (C 2 -C 12 )-alkynyloxycarbonyloxy, carbamoyl, N—(C 1 -C 12 )-alkylcarbamoyl, N,N-di(C 1 -C 12 )-alkylcarbamoyl, N—(C 3 -C 8 )-cycloalkylcarbamoyl, N,N-dicyclo-(C 3 -C 8 )-alkylcarbamoyl, N—(C 1 -C 10 )-alkyl-N—(C 3 -C 8 )-cycloalkylcarbamoyl, N—((C 3 -C 8 )-cycloalkyl-(C 1 -C 6 )-alkyl)carbamoyl, N—(C 1 -C 6 )-alkyl-N—((C 3 -C 8 )-cycloalkyl-(C 1 -C 6 )-alkyl)carbamoyl, N-(+)-dehydroabietylcarbamoyl, N—(C 1 -C 6 )-alkyl-N-(+)-dehydroabietylcarbamoyl, N—(C 6 -C 12 )-arylcarbamoyl, N—(C 7 -C 16 )-aralkylcarbamoyl, N—(C 1 -C 10 )-alkyl-N—(C 6 -C 16 )-arylcarbamoyl, N—(C 1 -C 10 )-alkyl-N—(C 7 -C 16 )-aralkylcarbamoyl, N—((C 1 -C 16 )-alkoxy-(C 1 -C 10 )-alkyl)carbamoyl, N—((C 6 -C 16 )-aryloxy-(C 1 -C 10 )-alkyl)carbamoyl, N—((C 7 -C 16 )-aralkyloxy-(C 1 -C 10 )-alkyl)carbamoyl, N—(C 1 -C 10 )-alkyl-N—((C 1 -C 10 )-alkoxy-(C 1 -C 10 )-alkyl)carbamoyl, N—(C 1 -C 10 )-alkyl-N—((C 6 -C 12 )-aryloxy-(C 1 -C 10 )-alkyl)carbamoyl, N—(C 1 -C 10 )-alkyl-N—((C 7 -C 16 )-aralkyloxy-(C 1 -C 10 )-alkyl)-carbamoyl, CON(CH 2 ) h , in which a CH 2 group can be replaced by, O, S, N—(C 1 -C 8 )-alkylimino, N—(C 3 -C 8 )-cycloalkylimino, N—(C 3 -C 8 )-cycloalkyl-(C 1 -C 4 )-alkylimino, N—(C 6 -C 12 )-arylimino, N—(C 7 -C 16 )-aralkylimino, N—(C 1 -C 4 )-alkoxy-(C 1 -C 6 )-alkylimino, and h is from 3 to 7; carbamoyloxy, N—(C 1 -C 12 )-alkylcarbamoyloxy, N,N-di-(C 1 -C 12 )-alkylcarbamoyloxy, N—(C 3 -C 8 )-cycloalkylcarbamoyloxy, N—(C 6 -C 16 )-arylcarbamoyloxy, N—(C 7 -C 16 )-aralkylcarbamoyloxy, N—(C 1 -C 10 )-alkyl-N—(C 6 -C 12 )-arylcarbamoyloxy, N—(C 1 -C 10 )-alkyl-N—(C 7 -C 16 )-aralkylcarbamoyloxy, N—((C 1 -C 10 )-alkyl)carbamoyloxy, N—((C 6 -C 12 )-aryloxy-(C 1 -C 10 )-alkyl)carbamoyloxy, N—((C 7 -C 16 )-aralkyloxy-(C 1 -C 10 )-alkyl)carbamoyloxy, N—(C 1 -C 10 )-alkyl-N—((C 1 -C 10 )-alkoxy-(C 1 -C 10 )-alkyl)carbamoyloxy, N—(C 1 -C 10 )-alkyl-N—((C 6 -C 12 )-aryloxy-(C 1 -C 10 )-alkyl)carbamoyloxy, N—(C 1 -C 10 )-alkyl-N—((C 7 -C 16 )-aralkyloxy-(C 1 -C 10 )-alkyl)carbamoyloxy, amino, (C 1 -C 12 )-alkylamino, di-(C 1 -C 12 )-alkylamino, (C 3 -C 8 )-cycloalkylamino, (C 3 -C 12 )-alkenylamino, (C 3 -C 12 )-alkynylamino, N—(C 6 -C 12 )-arylamino, N—(C 7 -C 11 )-aralkylamino, N-alkyl-aralkylamino, N-alkyl-arylamino, (C 1 -C 12 )-alkoxyamino, (C 1 -C 12 )-alkoxy-N—(C 1 -C 10 )-alkylamino, (C 1 -C 12 )-alkanoylamino, (C 3 -C 8 )-cycloalkanoylamino, (C 6 -C 12 )-aroylamino, (C 7 -C 16 )-aralkanoylamino, (C 1 -C 12 )-alkanoyl-N—(C 1 -C 10 )-alkylamino, (C 3 -C 8 )-cycloalkanoyl-N—(C 1 -C 10 )-alkylamino, (C 6 -C 12 )-aroyl-N—(C 1 -C 10 )-alkylamino, (C 7 -C 1 )-aralkanoyl-N—(C 1 -C 10 )-alkylamino, (C 1 -C 12 )-alkanoylamino-(C 1 -C 8 )-alkyl, (C 3 -C 8 )-cycloalkanoylamino-(C 1 -C 8 )-alkyl, (C 6 -C 12 )-aroylamino-(C 1 -C 8 )-alkyl, (C 7 -C 16 )-aralkanoylamino-(C 1 -C 8 )-alkyl, amino-(C 1 -C 10 )-alkyl, N—(C 1 -C 10 )-alkylamino-(C 1 -C 10 )-alkyl, N,N-di-(C 1 -C 10 )-alkylamino-(C 1 -C 10 )-alkyl, (C 3 -C 8 )-cycloalkylamino-(C 1 -C 10 )-alkyl, (C 1 -C 12 )-alkylmercapto, (C 1 -C 12 )-alkylsulfinyl, (C 1 -C 12 )-alkylsulfonyl, (C 6 -C 16 )-arylmercapto, (C 6 -C 16 )-arylsulfinyl, (C 6 -C 16 )-arylsulfonyl, (C 7 -C 16 )-aralkylmercapto, (C 7 -C 16 )-aralkylsulfinyl, or (C 7 -C 16 )-aralkylsulfonyl;

including the physiologically active salts derived therefrom, wherein the anemia is treated.

26. The method of claim 25 , wherein the compound inhibits hypoxia-inducible factor (HIF) prolyl hydroxylase enzyme activity.

27. The method of claim 25 , wherein the compound stabilizes the alpha subunit of hypoxia inducible factor.

28. The method of claim 25 , wherein the compound is orally administered to the human subject.

29. The method of claim 25 , wherein the human subject is undergoing kidney dialysis.

30. The method of claim 25 , wherein the human subject is not undergoing kidney dialysis.

31. The method of claim 25 , wherein the erythropoietin plasma level in the human subject is increased following administration of the effective amount of the compound.

32. The method of claim 25 , wherein the plasma hematocrit level in the human subject is increased following administration of the effective amount of the compound.

33. The method of claim 25 , wherein the plasma hemoglobin level in the human subject is increased following administration of the effective amount of the compound.

34. The method of claim 25 , wherein administration of the compound to the human subject reduces the need for the human subject to receive an allogenic blood transfusion.

35. The method of claim 25 further comprising administering exogenous erythropoietin to the human subject.

36. A method of treating anemia in a human subject with chronic renal failure comprising administering to the human subject an effective amount of a compound of Formula I

wherein

A is —CR 5 R 6 and R 5 and R 6 are each hydrogen;

B is —CO 2 H;

X is 0;

Q is 0;

R 4 is hydrogen;

Y is CR 3 ;

R 1 , R 2 and R 3 are identical or different and are hydrogen, halogen, (C 1 -C 20 )-alkyl, (C 6 -C 12 )-aryl, (C 1 -C 20 )-alkoxy, (C 6 -C 12 )-aryloxy, N—((C 1 -C 18 )-alkoxy-(C 1 -C 10 )-alkyl)-carbamoyl, (C 6 -C 12 )-arylmercapto; where an aryl radical may be substituted by 1 to 5 substituents selected from halogen;

including the physiologically active salts derived therefrom, wherein the anemia is treated.

37. The method of claim 36 , wherein the compound inhibits hypoxia-inducible factor (HIF) prolyl hydroxylase enzyme activity.

38. The method of claim 36 , wherein the compound stabilizes the alpha subunit of hypoxia inducible factor.

39. The method of claim 36 , wherein the compound is orally administered to the human subject.

40. The method of claim 36 , wherein the human subject is undergoing kidney dialysis.

41. The method of claim 36 , wherein the human subject is not undergoing kidney dialysis.

42. The method of claim 36 , wherein the erythropoietin plasma level in the human subject is increased following administration of the effective amount of the compound.

43. The method of claim 36 , wherein the plasma hematocrit level in the human subject is increased following administration of the effective amount of the compound.

44. The method of claim 36 , wherein the plasma hemoglobin level in the human subject is increased following administration of the effective amount of the compound.

45. The method of claim 36 , wherein administration of the compound to the human subject reduces the need for the human subject to receive an allogenic blood transfusion.

46. The method of claim 36 further comprising administering exogenous erythropoietin to the human subject.

Assignments (4)
RELEASE OF SECURITY INTEREST Recorded Sep 3, 2025
From: WILMINGTON TRUST, NATIONAL ASSOCIATION, AS AGENT
To: FIBROGEN, INC.
Reel/Frame 072785/0760 →
SECURITY INTEREST Recorded May 1, 2023
From: FIBROGEN, INC.
To: WILMINGTON TRUST, NATIONAL ASSOCIATION
Reel/Frame 063504/0221 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 3, 2020
From: KLAUS, STEPHEN J.; LIN, AL Y.; NEFF, THOMAS B.; WANG, QINGJIAN; GUENZLER-PUKALL, VOLKMAR; AREND, MICHAEL P.; FLIPPIN, LEE A.
To: FIBROGEN, INC.
Reel/Frame 053690/0943 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 23, 2018
From: KLAUS, STEPHEN J; MOLINEAUX, CHRISTOPHER J; NEFF, THOMAS B; GUENZLER-PUKALL, VOLKMAR; LANGSETMO PAROBOK, INGRID; SEELEY, TODD W; STEPHENSON, ROBERT C
To: FIBROGEN, INC.
Reel/Frame 045882/0498 →
Continuity (7)
Continuation 14084443 · Nov 19, 2013
Division 10861590 · Jun 3, 2004
Provisional Application 60569797 · May 10, 2004
Provisional Application 60566488 · Apr 29, 2004
Provisional Application 60566237 · Apr 29, 2004
Provisional Application 60476704 · Jun 6, 2003
Related Publication 20180208558A1 · Jul 26, 2018