Ergocalciferol EP Impurity A

Name: Ergocalciferol EP Impurity A
Brand: Vaqora Chemicals
SKU: VQ-025575

About Ergocalciferol EP Impurity A

Listed under CAS 51744-66-2, Ergocalciferol EP Impurity A is a pharmacopeial impurity of Ergocalciferol available from Vaqora Chemicals. Its molecular formula is C28H44O and its molecular weight is 396.6 g/mol. Common synonyms include Ergocalciferol - Impurity A and 5,6-trans-Ergocalciferol.

It is supplied as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

This Ergocalciferol impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

We offer Ergocalciferol EP Impurity A in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

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

Industries

Related to Ergocalciferol

View every impurity, metabolite and intermediate we list for Ergocalciferol.

Ergocalciferol impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Ergocalciferol EP Impurity A
Catalogue No.	VQ-025575
CAS Number	51744-66-2
IUPAC name	(1S,3E)-3-[(2E)-2-[(1R,3aS,7aR)-1-[(E,2R,5R)-5,6-dimethylhept-3-en-2-yl]-7a-methyl-2,3,3a,5,6,7-hexahydro-1H-inden-4-ylidene]ethylidene]-4-methylidenecyclohexan-1-ol
Molecular formula	C₂₈H₄₄O
Molecular weight	396.6 g/mol
Exact mass	396.3392
Grade	Reference Standard
HSN code	38229090
InChIKey	MECHNRXZTMCUDQ-VLOQVYPSSA-N
SMILES	C[C@H](/C=C/[C@H](C)C(C)C)[C@H]1CC[C@@H]\2[C@@]1(CCC/C2=C\C=C\3/C[C@H](CCC3=C)O)C
PubChem CID	6536972

Physical properties
Physical form	Solid
LogP (XLogP3)	7.4
H-bond donors / acceptors	1 / 1
TPSA	20.2 Å²
Synonyms	Ergocalciferol - Impurity A, (5E,7E,22E)-9,10-Secoergosta-5,7,10(19),22-tetraen-3beta-ol, 5,6-trans-Ergocalciferol, 5,6-trans-Ergocalcifero, (5E,7E,22E)-(3S)-9,10-seco-5,7,10(19),22-ergostatetraen-3-ol, 9,10-Secoergosta-5,7,10(19),22-tetraen-3-ol, (3beta,5E,7E,22E)-

Safety & hazard information (GHS)

Toxic

Health hazard

Signal word: Danger

Hazard statements

H301Toxic if swallowed
H311Toxic in contact with skin
H330Fatal if inhaled

Precautionary statements: P260, P262, P264, P270, P271, P280, P284, P301 + P316, P302 + P352, P304 + P340, P316, P319, P320, P321, P330, P361 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Ergocalciferol EP Impurity A?

The CAS Registry Number of Ergocalciferol EP Impurity A is 51744-66-2. It is also known as Ergocalciferol - Impurity A, (5E,7E,22E)-9,10-Secoergosta-5,7,10(19),22-tetraen-3beta-ol, 5,6-trans-Ergocalciferol.

What is the molecular formula and molecular weight of Ergocalciferol EP Impurity A?

Ergocalciferol EP Impurity A has the molecular formula C28H44O and a molecular weight of 396.6 g/mol.

What is Ergocalciferol EP Impurity A used for?

Ergocalciferol EP Impurity A is supplied as a characterised reference material related to Ergocalciferol. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Ergocalciferol EP Impurity A can I order?

We supply Ergocalciferol EP Impurity A in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Ergocalciferol EP Impurity A?

Yes. Every lot of Ergocalciferol EP Impurity A is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Ergocalciferol EP Impurity A be shipped internationally?

Yes. Ergocalciferol EP Impurity A is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.