Phenylazetidinone Derivatives

1 . A compound of formula IA or IIA

wherein

R1A R2A, R3A, R 4A , R 5A , and R 6A , independently of one another are chosen from:

(a) (C 1 -C 30 )-alkylene-(LAG) qa ,

wherein at least one carbon atom of the alkylene radical is replaced by:

aryl or heteroaryl radicals, which are unsubstituted or substituted one, two, or three times by R 7A or by (C 3 -C 10 )-cycloalkyl or heterocycloalkyl radicals, which are unsubstituted or substituted one, two, three or four times by R 7A , and

wherein one or more carbon atoms of the alkylene radical is optionally replaced by a radical chosen from: —S(O) ma — (where ma=0-2), —O—, —(C═O)—, —(C═S)—, —CH═CH—, —C≡C—, —N[(C 1 -C 6 )-alkyl]-, —N(phenyl)-, —N[(C 1 -C 6 )-alkyl-Phenyl]-, —N(CO—(CH 2 ) 1-10 —COOH)— and —NH—; or

(b) H, F, Cl, Br, I, CF 3 , NO 2 , N 3 , CN, COOH, COO(C 1 -C 6 )-alkyl, CONH 2 , CONH(C 1 -C 6 )-alkyl, CON[(C 1 -C 6 )-alkyl] 2 , (C 1 -C 6 )-alkyl, (C 2 -C 6 )-alkenyl, (C 2 -C 6 )-alkynyl, or O—(C 1 -C 6 )-alkyl, wherein the alkyl radical is unsubstituted or at least one hydrogen in the alkyl radical is replaced by fluorine; or

(c) SO 2 NH 2 , SO 2 NH(C 1 -C 6 )-alkyl, SO 2 N[(C 1 -C 6 )-alkyl] 2 , S—(C 1 -C 6 )-alkyl, S—(CH 2 ) na -Phenyl, SO—(C 1 -C 6 )-alkyl, SO—(CH 2 -) na phenyl, SO 2 —(C 1 -C 6 )-alkyl, or SO 2 —(CH 2 ) na -Phenyl; wherein na=0-6, and wherein the phenyl radical is unsubstituted or substituted one or two times, each substituent chosen independently from: F, Cl, Br, OH, CF 3 , NO 2 , CN, OCF 3 , O—(C 1 -C 6 )-alkyl, (C 1 -C 6 )-alkyl, and NH 2 ; or

(d) NH 2 NH—(C 1 -C 6 )-alkyl, N[(C 1 -C 6 )-alkyl] 2 , NH(C 1 -C 7 )-acyl, phenyl, or O—(CH 2 ) na -Phenyl, wherein na=0-6, and wherein the phenyl ring is unsubstituted or substituted one, two, or three times, each substitutent chosen independently from: F, Cl, Br, I, OH, CF 3 , NO 2 , CN, OCF 3 , O—(C 1 -C 6 )-alkyl, (C 1 -C 6 )-alkyl, NH 2 , NH—(C 1 -C 6 )-alkyl, N[(C 1 -C 6 )-alkyl] 2 , SO 2 CH 3 , COOH, COO—(C 1 -C 6 )-alkyl, and CONH 2 ;

R 7A represents

(a) F, Cl, Br, I, OH, CF 3 , NO 2 , N 3 , CN, COOH, COO(C 1 -C 6 )-alkyl, CONH 2 , CONH(C 1 -C 6 )-alkyl, CON[(C 1 -C 6 )-alkyl] 2 , (C 1 -C 6 )-alkyl, (C 2 -C 6 )-alkenyl, (C 2 -C 6 )-alkynyl, or O—(C 1 -C 6 )-alkyl, wherein the alkyl radical is unsubstituted or at least one hydrogen in the alkyl radical may be replaced by fluorine; or

(b) PO 3 H 2 , SO 3 H, SO 2 NH 2 , SO 2 NH(C 1 -C 6 )-alkyl, SO 2 N[(C 1 -C 6 )-alkyl] 2 , S—(C 1 -C 6 )-alkyl, S—(CH 2 ) na -Phenyl, SO—(C 1 -C 6 )-alkyl, SO—(CH 2 ) na -Phenyl, SO 2 —(C 1 -C 6 )-alkyl, or SO 2 —(CH 2 ) na -Phenyl, wherein na=0-6, and wherein the phenyl radical is unsubstituted or substituted one or two times each substituent chosen independently from: F, Cl, Br, OH, CF 3 , NO 2 , CN, OCF 3 , O—(C 1 -C 6 )-alkyl, (C 1 -C 6 )-alkyl, and NH 2 ; or

(c) C(NH)(NH 2 ), NH 2 , NH—(C 1 -C 6 )-alkyl, N[(C 1 -C 6 )-alkyl] 2 , NH(C 1 -C 7 )-acyl, phenyl, or O—(CH 2 ) na -Phenyl, wherein na=0-6, and wherein the phenyl ring is unsubstituted or substituted one, two, or three times, each substituent chosen independently from: F, Cl, Br, I, OH, CF 3 , NO 2 , CN, OCF 3 , O—(C 1 -C 6 )alkyl, (C 1 -C 6 )-alkyl, NH 2 , NH(C 1 -C 6 )-alkyl, N[(C 1 -C 6 )-alkyl] 2 , SO 2 CH 3 , COOH, COO—(C 1 -C 6 )-alkyl, and CONH 2 ;

(LAG) is a sugar residue, disugar residue, trisugar residue, tetrasugar residue; a sugar acid, an amino sugar; or

an amino acid residue, or an oligopeptide residue comprising 2 to 9 amino acids; or

an acyclic, mono-, di- or tricyclic trialkylammonium radical, an acyclic mono-, di- or tricyclic trialkylammoniumalkyl radical, —O(SO 2 )OH; —(CH 2 ) 0-10 —SO 3 H, —(CH 2 ) 0-10 —P(O)(OH) 2 , —(CH 2 ) 0-10 —O—P(O)(OH) 2 , —(CH 2 ) 0-10 COOH, —(CH 2 ) 0-10 —C(═NH)(NH 2 ), —(CH 2 ) 1-10 C(═NH)(NHOH), or —NR 8A —C(═NR 9A )(NR 10 R 11A );

wherein qa=1-5 and herein R 8A , R 9A , R 10A and R 11A , independently of one another, are chosen from: H, (C 1 -C 6 )-alkyl, phenyl, (C 1 -C 6 )-alkyl-Phenyl, and (C 3 -C 8 )-cycloalkyl,

and wherein at least one of the radicals R 1A to R 6A must have the meaning:

(C 1 -C 30 )-alkylene-(LAG) qa ,

wherein at least one carbon atom of the alkylene radical is replaced by:

aryl or heteroaryl radicals, which are unsubstituted or substituted one, two, or three times by R 7A , or

(C 3 -C 10 )-cycloalkyl or heterocycloalkyl radicals, which are unsubstituted or substituted one, two, three, or four times by R 7A , or

—S(O) ma — (where ma=0-2), —O—, —(C═O)—, —(C═S)—, —CH═CH—, —C—C—, —N[(C 1 -C 6 )-alkyl]-, —N(phenyl)-, —N[(C 1 -C 6 )-alkyl-Phenyl]-, —N(CO—(CH 2 ) 1-10 —COOH)— or —NH—;

R 104A represents one, two, three or four residues chosen independently from H, halogen, —OH, loweralkyl, —O-loweralkyl, hydroxyloweralkyl, —CN, CF 3 , nitro, —SH, —S-loweralkyl, amino, alkylamino, dialkylamino, aminosulfonyl, alkylaminosulfonyl, dialkylaminosulfonyl, alkylsulfonyl, arylsulfonyl, acyl, carboxy, alkoxycarbonyl, carboxyalkyl, carboxamido, alkylsulfoxide, acylamino, amidino, —PO 3 H 2 , —SO 3 H, —B(OH) 2 , a sugar, a polyol, a glucuronide and a sugar carbamate;

R 105A is chosen from H, halogen, —OH, loweralkyl, —O-loweralkyl, methylenedioxy, ethylenedioxy, hydroxyloweralkyl, —CN, CF 3 , nitro, —SH, —S-loweralkyl, amino, alkylamino, dialkylamino, aminosulfonyl, alkylaminosulfonyl, dialkylaminosulfonyl, alkylsulfonyl, arylsulfonyl, acyl, carboxy, alkoxycarbonyl, carboxyalkyl, carboxamido, alkylsulfoxide, acylamino, amidino, —PO 3 H 2 , —SO 3 H, —B(OH 2 , a sugar, a polyol, a glucuronide and a sugar carbamate;

or a pharmaceutically acceptable salt thereof, in any stereoisomeric form, or a mixture of any such compounds in any ratio.

2 - 119 . (canceled)