2-(3-Chlorophenyl)oxazolo[4,5-b]pyridine CAS 52333-56-9

Purity 97%+In StockPharmaceutical Standards
CAS No.52333-56-9
Molecular FormulaC12H7ClN2O
Molecular Weight230.65 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-(3-Chlorophenyl)oxazolo[4,5-b]pyridine CAS 52333-56-9 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 230.65 g/mol gives 2-(3-Chlorophenyl)oxazolo[4,5-b]pyridine distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

2-(3-Chlorophenyl)oxazolo[4,5-b]pyridine (CAS 52333-56-9), molecular formula C12H7ClN2O and molecular weight 230.65 g/mol, is a CATO reference standard with documented purity and traceability.

Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution, 2-(3-Chlorophenyl)oxazolo[4,5-b]pyridine is typically pale yellow to yellow low-melting solid. Its solid-state physicochemical attributes — including a molecular weight of 230.65 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.

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.

CATO manufactures 2-(3-Chlorophenyl)oxazolo[4,5-b]pyridine 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 FormulaC12H7ClN2O
Molecular Weight230.65 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in DMSO, DMF, methanol
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.)1971
Halogen ContentCl-containing
Nitrogen Atoms2

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