IP Library Granted Patent US 7,169,789
Granted Patent B2
US 7,169,789 · App. 10/842,009 · Granted Jan 30, 2007

Quinoline derivatives and quinazoline derivatives

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Quick Facts
Patent No.
US 7,169,789
App. No.
10/842,009
Granted
Jan 30, 2007
Kind
B2
Abstract

An object of the present invention is to provide compounds which have antitumor activity and do not change cytomorphosis. Disclosed are compounds represented by formula (I) and a pharmaceutically acceptable salts and solvates thereof and pharmaceutical compositions comprising said compounds: wherein X and Z each independently represent CH or N; R 1 to R 3 represent H, substituted alkoxy, unsubstituted alkoxy or the like; R 4 represents H; R 5 to R 8 represent H, halogen, alkyl, alkoxy, alkylthio, nitro, or amino, provided that R 5 to R 8 do not simultaneously represent H; R 9 and R 10 represent H, alkyl, or alkylcarbonyl; and R 11 represents alkyl, alkenyl, alkynyl, or aralkyl.

Claims (5)

1. A compound, wherein said compound is a pharmaceutically acceptable salt or solvate of a member having at least one chemical name selected from the group consisting of N-{2-chloro-4-[(6,7-dimethoxy-4-quinazolinyl)-oxy]phenyl}-N′-propylurea, N-{2-chloro-4-[(6,7-dimethoxy-4-quinazolinyl)oxy]phenyl}-N′-ethylurea, N-butyl-N′-{2-chloro-4-[(6,7-dimethoxy-4-quinazolinyl)oxy]phenyl}urea, N-{2-chloro-4-[(6,7-dimethoxy-4-quinazolinyl)oxy]phenyl}-N′-pentylurea, N-(sec-Butyl)-N′-{2-chloro-4-[(6,7-dimethoxy-4-quinazolinyl)oxy]phenyl}urea, N-allyl-N′-{2-chloro-4-[(6,7-dimethoxy-4-quinazolinyl)oxy]phenyl}urea, and N-{2-chloro-4-[(6,7-dimethoxy-4-quinazolinyl)oxy]phenyl}-N′(2-propynyl)urea.

2. The compound according to claim 1 , wherein said compound is a pharmaceutically acceptable salt or solvate of N-{2-chloro-4-[(6,7-dimethoxy-4-quinazolinyl)-oxy]phenyl}-N′-propylurea.

3. A method for treating a disease selected from the group consisting of diabetic retinopathy, chronic rheumatism, psoriasis, and atherosclerosis, comprising:

administering, to a subject in need thereof, an effective amount of a compound having at least one chemical name selected from the group consisting of N-{2-chloro-4-[(6,7-dimethoxy-4-quinazolinyl)-oxy]phenyl}-N′-propylurea, N-{2-chloro-4-[(6,7-dimethoxy-4-quinazolinyl)oxy]phenyl}-N′-ethylurea, N-butyl-N′-{2-chloro-4-[(6,7-dimethoxy-4-quinazolinyl)oxy]phenyl}urea, N-{2-chloro-4-[(6,7-dimethoxy-4-quinazolinyl)oxy]phenyl}-N′-pentylurea, N-(sec-Butyl)-N′-{2-chloro-4-[(6,7-dimethoxy-4-quinazolinyl)oxy]phenyl}urea, N-allyl-N′-{2-chloro-4-[(6,7-dimethoxy-4-quinazolinyl)oxy]phenyl}urea, and N-{2-chloro-4-[(6,7-dimethoxy-4-quinazolinyl)oxy]phenyl}-N′(2-propynyl)urea;

or a pharmaceutically acceptable salt or solvate thereof.

Assignments (1)
CORRECTIVE ASSIGNMENT TO CORRECT THE NATURE OF CONVEYANCE AND ASSIGNOR'S NAME PREVIOUSLY RECORDED ON REEL 022390 FRAME 0234. ASSIGNOR(S) HEREBY CONFIRMS THE CHANGE OF NAME. Recorded May 26, 2021
From: KYOWA HAKKO KOGYO CO., LTD.
To: KYOWA HAKKO KIRIN CO., LTD.
Reel/Frame 056583/0647 →