115540-28-8

Calcipotriol Impurity 17 Doxercalciferol Impurity 15 (((1R,3R,E)-5 - ((E)-2 - ((1R,3AS,7AR)-1 - ((2R,5R 1(S),3(R)-bis(tert-butyldimethylsiloxy)-9,10-secoergosta-5(E),7(E),10(19),22(E)-tetraene (1S,3R)-bis(tert-butyldimethylsilyloxy)-9,10-seco-ergosta-5(E),7(E),10(19),22(E)-tetraene Silane, [[(1β,3β,5E,7E,22E)-9,10-secoergosta-5,7,10(19),22-tetraene-1,3-diyl]bis(oxy)]bis[(1,1-dimethylethyl)dimethyl- (9CI) ((1R,3R,E)-5-((E)-2-((1R,3aS,7aR)-1-((2R,5R,E)-5,6-dimethylhept-3-en-2-yl)-7a-methyldihydro-1H-inden-4(2H,5H,6H,7H,7aH)-ylidene)ethylidene)-4-methylenecyclohexane-1,3-diy... ((1R,3R,E)-5-((E)-2-((1R,3aS,7aR)-1-((2R,5R,E)-5,6-diMethylhept-3-en-2-yl)-7a-Methyldihydro-1H-inden-4(2H,5H,6H,7H,7aH)-ylidene)ethylidene)-4-Methylenecyclohexane-1,3-diyl)bis(oxy)bis(tert-butyldiMethylsilane)