1-2-3-6-Tetra-O-acetyl-4-O-(2-3-4-6-tetra-O-acetyl-β-D-galactopyranosyl)-D-mannopyranose CAS 20880-65-3

Purity 97%+In StockPharmaceutical Standards
CAS No.20880-65-3
Molecular FormulaC28H38O19
Molecular Weight678.59 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-2-3-6-Tetra-O-acetyl-4-O-(2-3-4-6-tetra-O-acetyl-β-D-galactopyranosyl)-D-mannopyranose CAS 20880-65-3 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 678.59 g/mol gives 1-2-3-6-Tetra-O-acetyl-4-O-(2-3-4-6-tetra-O-acetyl-β-D-galactopyranosyl)-D-mannopyranose distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

1-2-3-6-Tetra-O-acetyl-4-O-(2-3-4-6-tetra-O-acetyl-β-D-galactopyranosyl)-D-mannopyranose (CAS 20880-65-3) is a high-purity analytical reference standard with the molecular formula C28H38O19 and a molecular weight of 678.59 g/mol.

Based on its molecular formula C28H38O19, 1-2-3-6-Tetra-O-acetyl-4-O-(2-3-4-6-tetra-O-acetyl-β-D-galactopyranosyl)-D-mannopyranose contains a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 678.59 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.

CATO manufactures 1-2-3-6-Tetra-O-acetyl-4-O-(2-3-4-6-tetra-O-acetyl-β-D-galactopyranosyl)-D-mannopyranose 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 FormulaC28H38O19
Molecular Weight678.59 g/mol
Purity97%+
StorageStore at room temperature, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1962

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