Synonyms: | 24,32-Bis-O-(tert-butyldiMethylsilyl) TacroliMus;24,33-Bis-O-(tert-butyldimethylsilyl)-FK-506;24,32-Bis-O-(tert-butyldimethylsilyl)-FK-506;Tacrolimus Impurity 23;15,19-Epoxy-3H-pyrido[2,1-c][1,4]oxaazacyclotricosine-1,7,20,21(4H,23H)-tetrone, 5-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-3-[(1E)-2-[(1R,3R,4R)-4-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-3-methoxycyclohexyl]-1-methylethenyl]-5,6,8,11,12,13,14,15,16,17,18,19,24,25,26,26a-hexadecahydro-19-hydroxy-14,1...;24,33-bis-O-(tert-Butyldimethylsilyl) Tacrolimus |