Patent ID: 7179937
Filing Date: 2007-02-20
Classification: C07C,C07F

Abstract:
1. A compound of the Formula 1, or a salt thereof, wherein X is oxygen, hydroxyimino, alkoxyimino, aryloxyimino or arylimino; R is hydroxy, oxo, amino, alkylamino, hydroxyimino, alkoxyimino, aryloxyimino, alkylcarbonyloxy, aroyloxy, methoxymethyloxy, 2-methoxyethoxymethyloxy, tert-butyldimethylsilyloxy, trimethylsilyloxy, carboxyl acid, carboxylate salt, or carboxylic acid ester; R 1 , R 2 and R 4 to R 10 are the same or different and represent hydrogen, hydroxy, alkyl, alkoxy, methoxymethyloxy, 2-methoxyethoxymethyloxy, tert-butyldimethylsilyloxy, trimethylsilyloxy, chloro, fluoro, bromo, mercapto, alkylthio, nitro, amino, monoalkylamino, dialkylamino, azido, carboxyl, carbalkoxy, alkylcarbonyloxy, carboxymethyloxy, NHCOCH 3 , NHCOCF 3 , NH-alkyl, NH-dialkyl, CN, guanidine, NHCOOR 11 , CH 2 C═NR 12 NR 13 ; NHNH 2 , NHCONH 2 , NHNHCONH 2 , NHNHC(═S)NH 2 and their salts; OPO 3 H 2 , OPO 3 Na 2 , OPO 3 K 2 , SO 2 NH 2 , CONH-alkyl, CHO, CH═NOH, or —(CH 2 —CH 2 —N)— fused at R 8 , R 9 positions respectively, or methylenedioxy group fused in lieu of either R 8 , R 9 or R 9 , R 10 position, respectively, and in the latter R 8 is alkoxy; R 11 , R 12 , and R 13 , are selected from C 1 –C 4 alkyl groups, and R 3 is alkoxy.