Ascorbic Acid EP Impurity D

About Ascorbic Acid EP Impurity D

Ascorbic Acid EP Impurity D is a pharmacopeial impurity of Ascorbic acid carrying the CAS registry number 3031-98-9. Its molecular formula is C7H12O7 and its molecular weight is 208.17 g/mol. The IUPAC name is methyl (3S,4R,5S)-3,4,5,6-tetrahydroxy-2-oxohexanoate. Alternative names: Methyl L-sorbosonate and Ascorbic Acid - Impurity D.

The product is provided as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Good laboratory practice and suitable PPE are recommended during handling.

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. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

We offer Ascorbic Acid EP Impurity D 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 Ascorbic acid

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

Ascorbic acid impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Ascorbic Acid EP Impurity D
Catalogue No.	VQ-026373
CAS Number	3031-98-9
IUPAC name	methyl (3S,4R,5S)-3,4,5,6-tetrahydroxy-2-oxohexanoate
Molecular formula	C₇H₁₂O₇
Molecular weight	208.17 g/mol
Exact mass	208.0583
Grade	Reference Standard
HSN code	38229090
InChIKey	KPHIBLNUVRGOGU-LMVFSUKVSA-N
SMILES	COC(=O)C(=O)[C@H]([C@@H]([C@H](CO)O)O)O
PubChem CID	200979

Physical properties
Physical form	Solid
LogP (XLogP3)	-2.5
H-bond donors / acceptors	4 / 7
TPSA	124 Å²
Synonyms	(3S,4R,5S)-Methyl 3,4,5,6-Tetrahydroxy-2-Oxohexanoate, Methyl L-sorbosonate, Ascorbic Acid - Impurity D, Methyl 2-keto-L-gulonate, Methyl L-xylo-hexulosonate, Methyl L-xylo-2-hexulosonate, 2-Keto-L-gulonic acid methyl ester, L-xylo-2-Hexulosonic acid, methyl ester, Xylohexulosonic acid, methyl ester, L-xylo-2-Hexulosonic Acid Methyl Ester, Gulonic acid, 2-keto-, methyl ester, L-, methyl (3S,4R,5S)-3,4,5,6-tetrahydroxy-2-oxo-hexanoate

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 Ascorbic Acid EP Impurity D?

The CAS Registry Number of Ascorbic Acid EP Impurity D is 3031-98-9. It is also known as (3S,4R,5S)-Methyl 3,4,5,6-Tetrahydroxy-2-Oxohexanoate, Methyl L-sorbosonate, Ascorbic Acid - Impurity D.

What is the molecular formula and molecular weight of Ascorbic Acid EP Impurity D?

Ascorbic Acid EP Impurity D has the molecular formula C7H12O7 and a molecular weight of 208.17 g/mol. Its IUPAC name is methyl (3S,4R,5S)-3,4,5,6-tetrahydroxy-2-oxohexanoate.

What is Ascorbic Acid EP Impurity D used for?

Ascorbic Acid EP Impurity D 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 Ascorbic Acid EP Impurity D can I order?

We supply Ascorbic Acid EP Impurity D 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 Ascorbic Acid EP Impurity D?

Yes. Every lot of Ascorbic Acid EP Impurity D 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 Ascorbic Acid EP Impurity D be shipped internationally?

Yes. We export Ascorbic Acid EP Impurity D worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.