Chemical Name: (3S,4R,5S,8R,9E,12S,14S,15R,16S,18R,19R,26aS)-5,15-dihydroxy-3-[(1E)-1-[(1R,3R,4R)-4-hydroxy-3-methoxycyclohexyl]prop-1-en-2-yl]-14,16-dimethoxy-4,10,12,18-tetramethyl-8-(prop-2-en-1-yl)-3,4,5,6,11,12,13,14,15,16,17,18,24,25,26,26a-hexadecahydro-7H-pyrido[2,1-c][1,4]oxaazacyclotricosine-1,7,19,20,21(8H,23H)-pentone (as per EP)
Synonym: Tacrolimus Diene (USP)
Smiles: O[C@H]1[C@H](OC)C[C@H](/C=C(C)/[C@@H](OC([C@@H]2N(C(C([C@@]3(O)[C@H](C)C[C@H](OC)[C@]4([H])O3)=O)=O)CCCC2)=O)[C@H](C)/C=C/C([C@H](CC=C)/C=C(C[C@H](C)C[C@@H]4OC)\C)=O)CC1
Inchi: InChI=1S/C44H71NO12/c1-10-13-31-19-25(2)18-26(3)20-37(54-8)40-38(55-9)22-28(5)44(52,57-40)41(49)42(50)45-17-12-11-14-32(45)43(51)56-39(29(6)34(47)24-35(31)48)27(4)21-30-15-16-33(46)36(23-30)53-7/h19,21,26,28-34,36-40,46-47,52H,10-18,20,22-24H2,1-9H3/b25-19+,27-21+/t26-,28+,29+,30-,31+,32+,33+,34-,36+,37-,38-,39+,40+,44+/m0/s1
Development and validation of a stability indicating HPLC assay method for tacrolimus in semi-solid dosage form & bulk drug
By Gejage, Santosh; Amin, Purnima
From Indo American Journal of Pharmaceutical Research (2018), 8(5), 1097-1106