Vitamin D4

Name: Vitamin D4
Brand: Vaqora Chemicals
SKU: VQ-025577

About Vitamin D4

Vitamin D4 is an impurity of Ergocalciferol carrying the CAS registry number 511-28-4. Formula C28H46O, molecular weight 398.7 g/mol. Common synonyms include 22,23-dihydroergocalciferol and 24S-Methylcalciol.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. It carries the GHS signal word “Danger” with 4 hazard statements. Review the Safety Data Sheet before use.

Pharmaceutical QC and development laboratories use this impurity standard of Ergocalciferol to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Vitamin D4 in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Analytical method development
Method validation (AMV)
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	Vitamin D4
Catalogue No.	VQ-025577
CAS Number	511-28-4
IUPAC name	(1S,3Z)-3-[(2E)-2-[(1R,3aS,7aR)-1-[(2R,5S)-5,6-dimethylheptan-2-yl]-7a-methyl-2,3,3a,5,6,7-hexahydro-1H-inden-4-ylidene]ethylidene]-4-methylidenecyclohexan-1-ol
Molecular formula	C₂₈H₄₆O
Molecular weight	398.7 g/mol
Exact mass	398.3549
Grade	Reference Standard
HSN code	38229090
InChIKey	DIPPFEXMRDPFBK-JPWDPSJFSA-N
SMILES	C[C@H](CC[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	5460703

Physical properties
Physical form	Solid
LogP (XLogP3)	8.2
H-bond donors / acceptors	1 / 1
TPSA	20.2 Å²
Synonyms	22,23-dihydroergocalciferol, 24S-Methylcalciol, 22,23-dihydroercalciol, 22,23-Dihydrovitamin D2, (24S)-methylcalciol, (3S)-9,10-seco-5Z,7E,10(19)-ergostatrien-3-ol, 9,10-Secocholesta-5,7,10(9)-trien-3-ol, 24-methyl-, (5Z,7E)-(3S)-9,10-Seco-5,7,10(19)-ergostatrien-3-ol, (3beta,5Z,7E)-9,10-secoergosta-5,7,10(19)-trien-3-ol, (3S,5Z,7E)-9,10-secoergosta-5,7,10(19)-trien-3-ol, (5Z,7E)-(3S)-9,10-secoergosta-5,7,10(19)-trien-3-ol, 22-Dihydroergocalciferol

Safety & hazard information (GHS)

Toxic

Health hazard

Signal word: Danger

Hazard statements

H301Toxic if swallowed
H311Toxic in contact with skin
H330Fatal if inhaled
H372Causes damage to organs through prolonged or repeated exposure

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 Vitamin D4?

The CAS Registry Number of Vitamin D4 is 511-28-4. It is also known as 22,23-dihydroergocalciferol, 24S-Methylcalciol, 22,23-dihydroercalciol.

What is the molecular formula and molecular weight of Vitamin D4?

Vitamin D4 has the molecular formula C28H46O and a molecular weight of 398.7 g/mol.

What is Vitamin D4 used for?

Vitamin D4 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 Vitamin D4 can I order?

We supply Vitamin D4 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 Vitamin D4?

Yes. Every lot of Vitamin D4 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 Vitamin D4 be shipped internationally?

Yes. Vitamin D4 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.