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Cholecalciferol EP Impurity A

Also known as: Cholecalciferol Impurities or impurities of Cholecalciferol
Chemical Name Cholecalciferol EP Impurity A
CAT No. CS-T-46503
CAS Registry# 22350-41-0
Status Prompt Dispatch
Category Impurities
Mol. Wt. 384.6 g/mol
Mol. For. C27H44O
Hazardous This is a Hazardous Compound
COA View Sample COA

Additional Information


Controlled No
Parent API Cholecalciferol
Purity Not less than 95 %
Canonical Smiles CC(C)CCCC(C)C1CCC2C1(CCCC2=CC=C3CC(CCC3=C)O)C
InchIKey QYSXJUFSXHHAJI-FVUVGDFOSA-N
Inchl InChI=1S/C27H44O/c1-19(2)8-6-9-21(4)25-15-16-26-22(10-7-17-27(25,26)5)12-13-23-18-24(28)14-11-20(23)3/h12-13,19,21,24-26,28H,3,6-11,14-18H2,1-2,4-5H3/b22-12+,23-13+/t21-,24+,25-,26+,27-/m1/s1
IUPAC (1S,3E)-3-[(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-methylidenecyclohexan-1-ol
Hazardous Yes


Usage and description


Cholecalciferol EP Impurity A is a compound that is commonly used in the pharmaceutical industry to test for the purity and quality of cholecalciferol, which is also known as vitamin D3. This impurity is a byproduct that is produced during the manufacturing process of cholecalciferol, and it is important to detect its presence because it can affect the potency and effectiveness of the final product. Chemically, Cholecalciferol EP Impurity A is a derivative of cholecalciferol, and it is classified as a steroid. Its chemical formula is C27H44O, and its molecular weight is 384.64 g/mol. This compound is a white crystalline powder that is soluble in organic solvents like ethanol and chloroform. The usage of Cholecalciferol EP Impurity A is primarily in analytical testing of cholecalciferol. It is used as a reference standard in high-performance liquid chromatography (HPLC) and gas chromatography (GC) methods to detect the presence of impurities in the final product. This is important because it ensures that the final product is safe for human consumption and meets the standards set by regulatory bodies. In conclusion, Cholecalciferol EP Impurity A is a crucial compound in the pharmaceutical industry, particularly in the testing and manufacturing of cholecalciferol. Its chemical properties and analytical applications make it an essential reference standard for quality control purposes.

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