Dehydro-L-(+)-ascorbic acid dimer

Name: Dehydro-L-(+)-ascorbic acid dimer
Brand: Vaqora Chemicals
SKU: VQ-048801

About Dehydro-L-(+)-ascorbic acid dimer

Listed under CAS 72691-25-9, Dehydro-L-(+)-ascorbic acid dimer is an impurity of Ascorbic acid available from Vaqora Chemicals. The compound has the formula C12H12O12, corresponding to a molecular weight of 348.22 g/mol. Systematically, it is named 6,10,12,16-tetrahydroxy-2,4,8,11,14,18-hexaoxapentacyclo[10.6.0.01,15.03,7.03,10]octadecane-9,13-dione. Alternative names: dehydroascorbic acid dimer and Bis-DHA.

The product is provided 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.

As a characterised impurity of Ascorbic acid, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

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

Industries

Related to Ascorbic acid

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

Ascorbic acid impurities

Specifications & identifiers

Chemical identifiers
Product name	Dehydro-L-(+)-ascorbic acid dimer
Catalogue No.	VQ-048801
CAS Number	72691-25-9
IUPAC name	6,10,12,16-tetrahydroxy-2,4,8,11,14,18-hexaoxapentacyclo[10.6.0.01,15.03,7.03,10]octadecane-9,13-dione
Molecular formula	C₁₂H₁₂O₁₂
Molecular weight	348.22 g/mol
Exact mass	348.0329
Grade	Reference Standard
HSN code	38229090
InChIKey	MUYNUOXIHSNESP-UHFFFAOYSA-N
SMILES	C1C(C2C3(O1)C(C(=O)O2)(OC4(C(=O)OC5C4(O3)OCC5O)O)O)O
PubChem CID	4613280

Physical properties
Physical form	Solid
LogP (XLogP3)	-4.3
H-bond donors / acceptors	4 / 12
TPSA	170 Å²

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 Dehydro-L-(+)-ascorbic acid dimer?

The CAS Registry Number of Dehydro-L-(+)-ascorbic acid dimer is 72691-25-9. It is also known as dehydroascorbic acid dimer, Bis-DHA, Dehydroascorbic acid, dimer.

What is the molecular formula and molecular weight of Dehydro-L-(+)-ascorbic acid dimer?

Dehydro-L-(+)-ascorbic acid dimer has the molecular formula C12H12O12 and a molecular weight of 348.22 g/mol. Its IUPAC name is 6,10,12,16-tetrahydroxy-2,4,8,11,14,18-hexaoxapentacyclo[10.6.0.01,15.03,7.03,10]octadecane-9,13-dione.

What is Dehydro-L-(+)-ascorbic acid dimer used for?

Dehydro-L-(+)-ascorbic acid dimer is supplied as a characterised reference material related to Ascorbic 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 Dehydro-L-(+)-ascorbic acid dimer can I order?

We supply Dehydro-L-(+)-ascorbic acid dimer 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 Dehydro-L-(+)-ascorbic acid dimer?

Yes. Every lot of Dehydro-L-(+)-ascorbic acid dimer 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 Dehydro-L-(+)-ascorbic acid dimer be shipped internationally?

Yes. We export Dehydro-L-(+)-ascorbic acid dimer worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.