4-[(1-丁基-5-氰基-1,6-二氢-2-羟基-4-甲基-6-氧代吡啶-3-基)偶氮]苯甲酸苄酯

benzyl 4-[(1-butyl-5-cyano-1,6-dihydro-2-hydroxy-4-methyl-6-oxopyridin-3-yl)azo]benzoate · CAS 75199-13-2