Impurities
AY-0144-004
Cholecalciferol EP Impurity D
C27H44O
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Impurity reference standard material
Cholecalciferol EP Impurity A
Material overview
Cholecalciferol EP Impurity A (AY-0144-003) — impurity reference standard material. CAS 22350-41-0, formula C27H44O, molecular weight 384.64 g/mol. Request technical documentation and current availability.
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Technical identifiers
- Catalog number
- AY-0144-003
- CAS number
- 22350-41-0
- Molecular formula
- C27H44O
- Molecular weight
- 384.64 g/mol
- Category
- Impurity reference standard material
- Chemical name
- (5E,7E)-9,10-Secocholesta-5,7,10(19)-trien-3beta-ol
- Synonyms
- trans-Vitamin D3
- SMILES
- C[C@]([C@@]1([H])[C@H](C)CCCC(C)C)(CCC/2)[C@](CC1)([H])C2=C\C=C(C[C@@H](O)CC3)\C3=C
- Appearance
- White to Off-White Solid
- Light sensitive
- No
- Hygroscopic
- No
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Storage
Refrigerator
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