Vitamin A2

Name: Vitamin A2
Brand: Vaqora Chemicals
SKU: VQ-042919

About Vitamin A2

Listed under CAS 79-80-1, Vitamin A2 is an impurity of Retinoic acid available from Vaqora Chemicals. Formula C20H28O, molecular weight 284.4 g/mol. Systematically, it is named (2E,4E,6E,8E)-3,7-dimethyl-9-(2,6,6-trimethylcyclohexa-1,3-dien-1-yl)nona-2,4,6,8-tetraen-1-ol. Alternative names: 3-Dehydro Retinol and 3,4-didehydroretinol.

The product is provided as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Handle it with standard laboratory precautions and appropriate personal protective equipment.

This Retinoic acid impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

We offer Vitamin A2 in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Industries

Related to Retinoic acid

View every impurity, metabolite and intermediate we list for Retinoic acid.

Retinoic acid impurities

Specifications & identifiers

Chemical identifiers
Product name	Vitamin A2
Catalogue No.	VQ-042919
CAS Number	79-80-1
IUPAC name	(2E,4E,6E,8E)-3,7-dimethyl-9-(2,6,6-trimethylcyclohexa-1,3-dien-1-yl)nona-2,4,6,8-tetraen-1-ol
Molecular formula	C₂₀H₂₈O
Molecular weight	284.4 g/mol
Exact mass	284.214
Grade	Reference Standard
HSN code	38229090
InChIKey	XWCYDHJOKKGVHC-OVSJKPMPSA-N
SMILES	CC1=C(C(CC=C1)(C)C)/C=C/C(=C/C=C/C(=C/CO)/C)/C
PubChem CID	6436043

Physical properties
Physical form	Solid
LogP (XLogP3)	5.4
H-bond donors / acceptors	1 / 1
TPSA	20.2 Å²
Synonyms	3-Dehydro Retinol, 3,4-didehydroretinol, all-trans-3,4-Didehydroretinol, 3-Dehydoretinol, 3,4-Didehydro-all-trans-retinol, 3,4-didehydro-retinol, all-trans-3-Dehydroretinol, Dehydroretinol, 3-dehydroretinol, All-Trans-3,4-Didehydro Retinol, (all-E)-3,7-Dimethyl-9-(2,6,6-trimethyl-1,3-cyclohexadien-1-yl)-2,4,6,8-nonatetraen-1-ol

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 A2?

The CAS Registry Number of Vitamin A2 is 79-80-1. It is also known as 3-Dehydro Retinol, 3,4-didehydroretinol, all-trans-3,4-Didehydroretinol.

What is the molecular formula and molecular weight of Vitamin A2?

Vitamin A2 has the molecular formula C20H28O and a molecular weight of 284.4 g/mol. Its IUPAC name is (2E,4E,6E,8E)-3,7-dimethyl-9-(2,6,6-trimethylcyclohexa-1,3-dien-1-yl)nona-2,4,6,8-tetraen-1-ol.

What is Vitamin A2 used for?

Vitamin A2 is supplied as a characterised reference material related to Retinoic acid. 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 A2 can I order?

We supply Vitamin A2 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 A2?

Yes. Every lot of Vitamin A2 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 A2 be shipped internationally?

Yes. We export Vitamin A2 worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.