2-(Hydroxymethyl)benzo[d]oxazole-6-sulfonamide CAS 1804186-76-2

Purity 97%+In StockPharmaceutical Standards
CAS No.1804186-76-2
Molecular FormulaC8H8N2O4S
Molecular Weight228.23 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-(Hydroxymethyl)benzo[d]oxazole-6-sulfonamide CAS 1804186-76-2 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 228.23 g/mol gives 2-(Hydroxymethyl)benzo[d]oxazole-6-sulfonamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

2-(Hydroxymethyl)benzo[d]oxazole-6-sulfonamide (CAS 1804186-76-2), molecular formula C8H8N2O4S and molecular weight 228.23 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C8H8N2O4S, 2-(Hydroxymethyl)benzo[d]oxazole-6-sulfonamide contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 228.23 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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.

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 FormulaC8H8N2O4S
Molecular Weight228.23 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1995
Nitrogen Atoms2
Sulfur Atoms1

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