1-Alpha-Hydroxy-Previtamin D3

Name: 1-Alpha-Hydroxy-Previtamin D3
Brand: Vaqora Chemicals
SKU: VQ-029772

About 1-Alpha-Hydroxy-Previtamin D3

1-Alpha-Hydroxy-Previtamin D3 (CAS 41461-13-6) is an impurity of Cholecalciferol offered by Vaqora Chemicals. Formula C27H44O2, molecular weight 400.6 g/mol. It is also known as 1-Hydroxyprevitamin D3 or 1-Alpha-Hydroxy-Precalciferol.

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. Handle it with standard laboratory precautions and appropriate personal protective equipment.

This Cholecalciferol impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies 1-Alpha-Hydroxy-Previtamin D3 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 Cholecalciferol

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

Cholecalciferol impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	1-Alpha-Hydroxy-Previtamin D3
Catalogue No.	VQ-029772
CAS Number	41461-13-6
IUPAC name	(1S,3R)-5-[(Z)-2-[(1R,3aR,7aR)-7a-methyl-1-[(2R)-6-methylheptan-2-yl]-1,2,3,3a,6,7-hexahydroinden-4-yl]ethenyl]-4-methylcyclohex-4-ene-1,3-diol
Molecular formula	C₂₇H₄₄O₂
Molecular weight	400.6 g/mol
Exact mass	400.3341
Grade	Reference Standard
HSN code	38229090
InChIKey	IGGKEILCLJZLKQ-XNUWECMXSA-N
SMILES	CC1=C(C[C@@H](C[C@H]1O)O)/C=C\C2=CCC[C@]3([C@H]2CC[C@@H]3[C@H](C)CCCC(C)C)C
PubChem CID	6450023

Physical properties
Physical form	Solid
LogP (XLogP3)	6.6
H-bond donors / acceptors	2 / 2
TPSA	40.5 Å²
Synonyms	1-Hydroxyprevitamin D3, 1-Alpha-Hydroxy-Precalciferol, 1-Alpha-Hydroxy-Precalciferol/ 1-Alpha-Hydroxy-Previtamin D3, (4E,6Z,8Z)-(1S,3R)-4-methyl-9,10-seco-4(5),6,8-cholestatrien-3-ol, pre-1 alpha-hydroxyvitamin D3, Pre-1alpha-hydroxyvitamin D3, 9,10-Secocholesta-5(10),6,8-triene-1,3-diol, (1alpha,3beta,6Z)-

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 1-Alpha-Hydroxy-Previtamin D3?

The CAS Registry Number of 1-Alpha-Hydroxy-Previtamin D3 is 41461-13-6. It is also known as 1-Hydroxyprevitamin D3, 1-Alpha-Hydroxy-Precalciferol, 1-Alpha-Hydroxy-Precalciferol/ 1-Alpha-Hydroxy-Previtamin D3.

What is the molecular formula and molecular weight of 1-Alpha-Hydroxy-Previtamin D3?

1-Alpha-Hydroxy-Previtamin D3 has the molecular formula C27H44O2 and a molecular weight of 400.6 g/mol. Its IUPAC name is (1S,3R)-5-[(Z)-2-[(1R,3aR,7aR)-7a-methyl-1-[(2R)-6-methylheptan-2-yl]-1,2,3,3a,6,7-hexahydroinden-4-yl]ethenyl]-4-methylcyclohex-4-ene-1,3-diol.

What is 1-Alpha-Hydroxy-Previtamin D3 used for?

1-Alpha-Hydroxy-Previtamin D3 is supplied as a characterised reference material related to Cholecalciferol. 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 1-Alpha-Hydroxy-Previtamin D3 can I order?

We supply 1-Alpha-Hydroxy-Previtamin D3 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 1-Alpha-Hydroxy-Previtamin D3?

Yes. Every lot of 1-Alpha-Hydroxy-Previtamin D3 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 1-Alpha-Hydroxy-Previtamin D3 be shipped internationally?

Yes. We export 1-Alpha-Hydroxy-Previtamin D3 worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.