4-Nitrophenyl 2-(Acetylamino)-2-deoxy-α-D-galactopyranoside 3,4,6-Triacetate CAS 135266-95-4

Purity 97%+In StockPharmaceutical Standards
CAS No.135266-95-4
Molecular FormulaC20H24N2O11
Molecular Weight468.41 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-Nitrophenyl 2-(Acetylamino)-2-deoxy-α-D-galactopyranoside 3,4,6-Triacetate CAS 135266-95-4 chemical structure

Description

The occurrence of 4-Nitrophenyl 2-(Acetylamino)-2-deoxy-α-D-galactopyranoside 3,4,6-Triacetate is closely related to a flavonoid core, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

CATO supplies 4-Nitrophenyl 2-(Acetylamino)-2-deoxy-α-D-galactopyranoside 3,4,6-Triacetate (CAS 135266-95-4), a certified reference material (molecular formula C20H24N2O11, MW 468.41 g/mol) for analytical method development and quality control.

Based on its molecular formula C20H24N2O11, 4-Nitrophenyl 2-(Acetylamino)-2-deoxy-α-D-galactopyranoside 3,4,6-Triacetate contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 468.41 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.

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

Physical & Chemical Properties

Molecular FormulaC20H24N2O11
Molecular Weight468.41 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore in a cool place (≤25°C), protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1995
Nitrogen Atoms2

Related Nitrophenyl Standards

Recommended Standards

Why CATO?