2,4-dichloro-7-methyl-pyrido[2,3-d]pyrimidine CAS 92350-63-5

Description

Compared with other compounds in its class, the molecular weight of 224.13 g/mol gives 2,4-dichloro-7-methyl-pyrido[2,3-d]pyrimidine distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

2,4-dichloro-7-methyl-pyrido[2,3-d]pyrimidine (CAS 92350-63-5), molecular formula C8H15Cl2N3 and molecular weight 224.13 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 2,4-dichloro-7-methyl-pyrido[2,3-d]pyrimidine (C8H15Cl2N3) 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 224.13 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.

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 2,4-dichloro-7-methyl-pyrido[2,3-d]pyrimidine 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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