2-3-4-Tri-O-acetyl-1-6-anhydro-β-D-galactopyranose CAS 4132-24-5

Purity 97%+In StockPharmaceutical Standards
CAS No.4132-24-5
Molecular FormulaC12H16O8
Molecular Weight288.25 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-3-4-Tri-O-acetyl-1-6-anhydro-β-D-galactopyranose CAS 4132-24-5 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 288.25 g/mol gives 2-3-4-Tri-O-acetyl-1-6-anhydro-β-D-galactopyranose distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

2-3-4-Tri-O-acetyl-1-6-anhydro-β-D-galactopyranose (CAS 4132-24-5), molecular formula C12H16O8 and molecular weight 288.25 g/mol, is a CATO reference standard with documented purity and traceability.

The molecular framework of 2-3-4-Tri-O-acetyl-1-6-anhydro-β-D-galactopyranose (C12H16O8) is characterized by a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. 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. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

As a certified reference material (CRM), 2-3-4-Tri-O-acetyl-1-6-anhydro-β-D-galactopyranose 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 FormulaC12H16O8
Molecular Weight288.25 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity97%+
StorageStore in a cool place (≤25°C), keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1958

Recommended Standards

Why CATO?