2-Chloro-4-cyanopyridine 2-Chloroisonicotinonitrile 2-Chloropyridine-4-carbonitrile 2-Chloro-4-pyridinecarbonitrile 33252-30-1 CAS 33252-30-1

Purity 97%+In StockPharmaceutical Standards
CAS No.33252-30-1
Molecular FormulaC6H9ClN2
Molecular Weight144.60 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-Chloro-4-cyanopyridine 2-Chloroisonicotinonitrile 2-Chloropyridine-4-carbonitrile 2-Chloro-4-pyridinecarbonitrile 33252-30-1 CAS 33252-30-1 chemical structure

Description

The occurrence of 2-Chloro-4-cyanopyridine 2-Chloroisonicotinonitrile 2-Chloropyridine-4-carbonitrile 2-Chloro-4-pyridinecarbonitrile 33252-30-1 is closely related to a nitrile group, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

CATO supplies 2-Chloro-4-cyanopyridine 2-Chloroisonicotinonitrile 2-Chloropyridine-4-carbonitrile 2-Chloro-4-pyridinecarbonitrile 33252-30-1 (CAS 33252-30-1), a certified reference material (molecular formula C6H9ClN2, MW 144.60 g/mol) for analytical method development and quality control.

Owing to a nitrile group, chlorine substitution, 2-Chloro-4-cyanopyridine 2-Chloroisonicotinonitrile 2-Chloropyridine-4-carbonitrile 2-Chloro-4-pyridinecarbonitrile 33252-30-1 is typically white to pale yellow liquid. Its solid-state physicochemical attributes — including a molecular weight of 144.60 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

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-Chloro-4-cyanopyridine 2-Chloroisonicotinonitrile 2-Chloropyridine-4-carbonitrile 2-Chloro-4-pyridinecarbonitrile 33252-30-1 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 FormulaC6H9ClN2
Molecular Weight144.60 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)3.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1966
Halogen ContentCl-containing
Nitrogen Atoms2

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