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Current Position： > Product > Drug Impurities > Cholecalciferol
Cholecalciferol
Catalog No:      Product Name: Cholecalciferol
CAS No:67-97-0||Chemical Formula:C27H44O||(5Z,7E)-9,10-Secocholesta-5,7,10(19)-trien-3β-ol.
Cholecalciferol impurity A
Catalog No:      Product Name: Cholecalciferol impurity A
CAS No:22350-41-0||Chemical Formula:C27H44O||(5E,7E)-9,10-secocholesta-5,7,10(19)-trien-3β-ol (trans-cholecalciferol, trans-vitamin D3)
Cholecalciferol impurity B
Catalog No:      Product Name: Cholecalciferol impurity B
CAS No:N/A||Chemical Formula:C27H44O||cholesta-5,7-dien-3β-ol (7,8-didehydrocholesterol, provitamin D3)
Cholecalciferol impurity C
Catalog No:      Product Name: Cholecalciferol impurity C
CAS No:5226-01-7||Chemical Formula:C27H44O||9β,10α-cholesta-5,7-dien-3β-ol (lumisterol3)
Cholecalciferol impurity D
Catalog No:      Product Name: Cholecalciferol impurity D
CAS No:22350-43-2||Chemical Formula:C27H44O||(6E)-9,10-secocholesta-5(10),6,8(14)-trien-3β-ol (iso-tachysterol3)
Cholecalciferol impurity E
Catalog No:      Product Name: Cholecalciferol impurity E
CAS No:17592-07-3||Chemical Formula:C27H44O||(6E)-9,10-secocholesta-5(10),6,8-trien-3β-ol (tachysterol3)
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