L-Gluconic acid

About L-Gluconic acid

L-Gluconic acid is an impurity of Ascorbic acid carrying the CAS registry number 157663-13-3. The compound has the formula C6H12O7, corresponding to a molecular weight of 196.16 g/mol. Systematically, it is named (2S,3R,4S,5S)-2,3,4,5,6-pentahydroxyhexanoic acid. It is also known as L-Gluconic Acid Cacium Salt or GlyTouCan:G74945HO.

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. Good laboratory practice and suitable PPE are recommended during handling.

Pharmaceutical QC and development laboratories use this impurity standard of Ascorbic acid to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, L-Gluconic acid is dispatched with a Certificate of Analysis (COA) to destinations 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	L-Gluconic acid
Catalogue No.	VQ-043486
CAS Number	157663-13-3
IUPAC name	(2S,3R,4S,5S)-2,3,4,5,6-pentahydroxyhexanoic acid
Molecular formula	C₆H₁₂O₇
Molecular weight	196.16 g/mol
Exact mass	196.0583
Grade	Reference Standard
HSN code	38229090
InChIKey	RGHNJXZEOKUKBD-KLVWXMOXSA-N
SMILES	C([C@@H]([C@@H]([C@H]([C@@H](C(=O)O)O)O)O)O)O
PubChem CID	3085666

Physical properties
Physical form	Solid
LogP (XLogP3)	-3.4
H-bond donors / acceptors	6 / 7
TPSA	138 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 L-Gluconic acid?

The CAS Registry Number of L-Gluconic acid is 157663-13-3. It is also known as L-Gluconic Acid Cacium Salt, GlyTouCan:G74945HO, L-aGluconic acid.

What is the molecular formula and molecular weight of L-Gluconic acid?

L-Gluconic acid has the molecular formula C6H12O7 and a molecular weight of 196.16 g/mol. Its IUPAC name is (2S,3R,4S,5S)-2,3,4,5,6-pentahydroxyhexanoic acid.

What is L-Gluconic acid used for?

L-Gluconic acid 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 L-Gluconic acid can I order?

We supply L-Gluconic acid 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 L-Gluconic acid?

Yes. Every lot of L-Gluconic acid 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 L-Gluconic acid be shipped internationally?

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