4-(Chloromethyl)-1h-pyrazole hydrochloride CAS 163008-98-8

Purity 97%+In StockPharmaceutical Standards
CAS No.163008-98-8
Molecular FormulaC4H5ClN2
Molecular WeightN/A
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-(Chloromethyl)-1h-pyrazole hydrochloride CAS 163008-98-8 chemical structure

Description

Structurally, 4-(Chloromethyl)-1h-pyrazole hydrochloride (C4H5ClN2HCl) contains a nitrile group, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 2.0, corresponding to approximately 2 ring(s) or double-bond equivalent(s). With a molecular weight of 153.01 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

4-(Chloromethyl)-1h-pyrazole hydrochloride (CAS 163008-98-8) is a high-purity analytical reference standard with the molecular formula C4H5ClN2HCl and a molecular weight of 153.01 g/mol.

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 4-(Chloromethyl)-1h-pyrazole hydrochloride 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 FormulaC4H5ClN2 HCl
Molecular Weight153.01 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)2.0
CAS Registry Year (est.)2003
Halogen ContentCl-containing
Nitrogen Atoms2

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