(2-Sulfanyl-1,3-benzoxazol-5-yl)methanol CAS 1071328-98-7

Purity 97%+In StockPharmaceutical Standards
CAS No.1071328-98-7
Molecular FormulaC8H7NO2S
Molecular Weight181.21 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(2-Sulfanyl-1,3-benzoxazol-5-yl)methanol CAS 1071328-98-7 chemical structure

Description

As a certified reference material (CRM), (2-Sulfanyl-1,3-benzoxazol-5-yl)methanol 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.

(2-Sulfanyl-1,3-benzoxazol-5-yl)methanol (CAS 1071328-98-7) is a high-purity analytical reference standard with the molecular formula C8H7NO2S and a molecular weight of 181.21 g/mol.

Based on its molecular formula C8H7NO2S, (2-Sulfanyl-1,3-benzoxazol-5-yl)methanol 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 181.21 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

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.

Physical & Chemical Properties

Molecular FormulaC8H7NO2S
Molecular Weight181.21 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
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)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1988
Nitrogen Atoms1
Sulfur Atoms1

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