(5-Amino-1-(o-tolyl)-1H-pyrazol-4-yl)(2-chlorophenyl)methanone CAS 618091-72-8

Description

Compared with other compounds in its class, the molecular weight of 311.77 g/mol gives (5-Amino-1-(o-tolyl)-1H-pyrazol-4-yl)(2-chlorophenyl)methanone distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

(5-Amino-1-(o-tolyl)-1H-pyrazol-4-yl)(2-chlorophenyl)methanone (CAS 618091-72-8) is a high-purity analytical reference standard with the molecular formula C17H14ClN3O and a molecular weight of 311.77 g/mol.

Owing to a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution, (5-Amino-1-(o-tolyl)-1H-pyrazol-4-yl)(2-chlorophenyl)methanone is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 311.77 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 (5-Amino-1-(o-tolyl)-1H-pyrazol-4-yl)(2-chlorophenyl)methanone 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

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