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Pharmacopeial Impurities (EP / USP / BP)

Cholecalciferol EP Impurity A

Reference StandardAvailable on request

Cholecalciferol EP Impurity A (CAS 22350-41-0) supplier Zemixal. Lab and bulk packs, batch COA, fast global delivery. Catalogue no. ZX-021195.

Pack sizes
Cholecalciferol EP Impurity A chemical structure
CAS number22350-41-0
FormulaC27H44O
Molar mass384.6 g/mol
Physical formSolid
HS code38229090
InChIKeyQYSXJUFSXHHAJI-FVUVGDFOSA-N
IUPAC name(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

About Cholecalciferol EP Impurity A

Analytical teams working on Cholecalciferol use Cholecalciferol EP Impurity A as a qualified comparison standard. Key data (Reference Standard): CAS 22350-41-0, formula C27H44O and molar mass 384.6 g/mol. It is handled as a solid.

Common uses in the lab and plant

  • Pharmacopeial method verification
  • Impurity profiling
  • QC release testing
  • ANDA / DMF filings

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. You receive a certificate of analysis with characterisation data with each order. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Cholecalciferol

See every impurity, metabolite and related compound we list for this API.

Cholecalciferol standards

Typical uses

  • Pharmacopeial method verification
  • Impurity profiling
  • QC release testing
  • ANDA / DMF filings

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Grade guides

Ph. Eur. Grade (European Pharmacopoeia)

Specifications and identifiers

Specifications of Cholecalciferol EP Impurity A
Product nameCholecalciferol EP Impurity A
Catalogue numberZX-021195
CAS number22350-41-0
IUPAC name(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
Molecular formulaC27H44O
Molar mass384.6 g/mol
Exact mass384.3392
GradeReference Standard
Physical formSolid
XLogP37.9
H-bond donors / acceptors1 / 1
Topological polar surface area20.2 Ų
HS code38229090
InChIKeyQYSXJUFSXHHAJI-FVUVGDFOSA-N
SMILESC[C@H](CCCC(C)C)[C@H]1CC[C@@H]\2[C@@]1(CCC/C2=C\C=C\3/C[C@H](CCC3=C)O)C
PubChem CID5283711
SynonymsCholecalciferol - Impurity A, (3S,5E,7E)-9,10-secocholesta-5,7,10-trien-3-ol, (5E,7E)-(3S)-9,10-seco-5,7,10(19)-cholestatrien-3-ol, Cholecalciferol Impurity A, 5,6-trans-Cholecalciferol, (5e)-cholecalciferol, (5E)-calciol, Cholecalciferol, (5E)-, (E,E)-9,10-secocholesta-5,7,10(19)-trien-3beta-ol, 9,10-Secocholesta-5,7,10(19)-trien-3beta-ol, (E,E)-, (3b,5E,7E)-9,10-Secocholesta-5,7,10(19)-trien-3-ol, (3beta,5E,7E)-9,10-secocholesta-5,7,10(19)-trien-3-ol

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

No GHS classification is on file for this item. Handle it as an unknown laboratory chemical and request the SDS with your quotation.

Pack sizes

Pack sizes of Cholecalciferol EP Impurity A
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Cholecalciferol EP Impurity A

Which CAS number identifies Cholecalciferol EP Impurity A?
Cholecalciferol EP Impurity A is registered under CAS 22350-41-0. You may also see it listed as Cholecalciferol - Impurity A, (3S,5E,7E)-9,10-secocholesta-5,7,10-trien-3-ol, (5E,7E)-(3S)-9,10-seco-5,7,10(19)-cholestatrien-3-ol. Our catalogue number for this item is ZX-021195.
What are the formula and molar mass of Cholecalciferol EP Impurity A?
For Cholecalciferol EP Impurity A, its formula is C27H44O and its molar mass is 384.6 g/mol. The systematic (IUPAC) name is (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. InChIKey QYSXJUFSXHHAJI-FVUVGDFOSA-N lets you match it in any structure database.
How is Cholecalciferol EP Impurity A used in pharmaceutical QC?
Cholecalciferol EP Impurity A is a characterised reference material linked to Cholecalciferol. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for Cholecalciferol EP Impurity A?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Cholecalciferol EP Impurity A?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Cholecalciferol EP Impurity A to my country?
Yes. Cholecalciferol EP Impurity A ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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