Methyl 3-O-(b-D-galactopyranosyl)-β-D-galactopyranoside CAS 81131-46-6

Purity 97%+In StockPharmaceutical Standards
CAS No.81131-46-6
Molecular FormulaC13H24O11
Molecular Weight356.32 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Methyl 3-O-(b-D-galactopyranosyl)-β-D-galactopyranoside CAS 81131-46-6 chemical structure

Description

Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, Methyl 3-O-(b-D-galactopyranosyl)-β-D-galactopyranoside is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 356.32 g/mol — guide the selection of appropriate sample preparation and analytical techniques.

Methyl 3-O-(b-D-galactopyranosyl)-β-D-galactopyranoside (CAS 81131-46-6), molecular formula C13H24O11 and molecular weight 356.32 g/mol, is a CATO reference standard with documented purity and traceability.

This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.

CATO manufactures Methyl 3-O-(b-D-galactopyranosyl)-β-D-galactopyranoside under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC13H24O11
Molecular Weight356.32 g/mol
Purity97%+
StorageStore in a cool place (≤25°C), keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityHygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)2.0
CAS Registry Year (est.)1980

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