3-Chloropyridine N-oxide CAS 1851-22-5

Purity 97%+In StockPharmaceutical Standards
CAS No.1851-22-5
Molecular FormulaC5H4ClNO
Molecular Weight129.54 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-Chloropyridine N-oxide CAS 1851-22-5 chemical structure

Description

3-Chloropyridine N-oxide (CAS 1851-22-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C5H4ClNO. Molecular weight: 129.54 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC5H4ClNO
Molecular Weight129.54 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
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)4.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1957
Halogen ContentCl-containing
Nitrogen Atoms1

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