2-O-(a-D-Galactopyranosyl)-D-galactose CAS 93601-68-4

Purity >95%In StockPharmaceutical Standards
CAS No.93601-68-4
Molecular FormulaC12H22O11
Molecular Weight342.30 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-O-(a-D-Galactopyranosyl)-D-galactose CAS 93601-68-4 chemical structure

Description

The molecular framework of 2-O-(a-D-Galactopyranosyl)-D-galactose (C12H22O11) is characterized by a carbohydrate-derived structure. In reversed-phase chromatography, its retention is governed primarily by the polarity and ionization state of its functional groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development.

2-O-(a-D-Galactopyranosyl)-D-galactose (CAS 93601-68-4) is a high-purity analytical reference standard with the molecular formula C12H22O11 and a molecular weight of 342.30 g/mol.

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.

As a certified reference material (CRM), 2-O-(a-D-Galactopyranosyl)-D-galactose meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC12H22O11
Molecular Weight342.30 g/mol
Purity>95%
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.)1983

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