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Alfacalcidol EP Impurity A (5,6-trans-Alfacalcidol)

Impurity

CAS Number

65445-14-9

Molecular Formula

C27H44O2

Product format

Neat

Molecular Weight

400.65

Storage

-20°C

Shipping

Frozen (-20°C)

API Family

Alfacalcidol

Synonyms

1, 3-Cyclohexanediol, 5-[(2E)-2-[(1R, 3aS, 7aR)-1-[(1R)-1, 5-dimethylhexyl]octahydro-7a-methyl-4H-inden-4-ylidene]ethylidene]-4-methylene-, (1R, 3S)-, 9, 10-Secocholesta-5, 7, 10(19)-triene-1, 3-diol, (1a, 3ß, 5E, 7E)- (9CI), (5E, 7E)-9, 10-Secocholesta-5, 7, 10(19)-triene-1a, 3ß-diol, trans-Alfacalcidol, 1a-Hydroxy-5, 6-trans-vitamin D3 and Alfacalcidol Impurity A

Smiles

CC(C)CCC[C@@H](C)[C@H]1CC[C@H]2\C(=C\C=C\3/C[C@@H](O)C[C@H](O)C3=C)\CCC[C@]12C

Iupac Name

(1R,3S,5E)-5-[(2E)-2-[(1R,3aS,7aR)-7a-methyl-1-[(2R)-6-methylheptan-2-yl]-2,3,3a,5,6,7-hexahydro-1H-inden-4-ylidene]ethylidene]-4-methylidenecyclohexane-1,3-diol


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Synthesis

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