CAS Number
155684-96-1
37-Desmethylene 24,33-Bis-O-(tert-butyldimethylsilyl)-37-oxo-FK-506
SL Number
CSL-28296
Category
impurity
Molecular Formula
C55H95NO13Si2
Molecular Weight
1034.51
Description
37-Desmethylene 24,33-Bis-O-(tert-butyldimethylsilyl)-37-oxo Tacrolimus; (3S,4S,5S,8R,9E,12S,14S,15R,16S,18R,19R,26aS)-5-[[(1,1-Dimethylethyl)dimethylsilyl]oxy]-3-[(1E)-2-[(1R,3R,4R)-4-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-3-methoxycyclohexyl]-1-methylethenyl]-1,4,5,6,7,8,11,12,13,14,15,16,17,18,19,20,21,23,24,25,26,26a-docosahydro-19-hydroxy-14,16-dimethoxy-4,10,12,18-tetramethyl-1,7,20,21-tetraoxo-15,19-epoxy-3H-pyrido[2,1-c][1,4]oxaazacyclotricosine-8-acetaldehyde
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