4-chloro-6-fluoropyrido[3,4-d]pyrimidine CAS 175357-98-9

Description

The occurrence of 4-chloro-6-fluoropyrido[3,4-d]pyrimidine is closely related to a nitrile group, fluorine/chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

4-chloro-6-fluoropyrido[3,4-d]pyrimidine (CAS 175357-98-9), molecular formula C7H13ClFN3 and molecular weight 193.65 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C7H13ClFN3, 4-chloro-6-fluoropyrido[3,4-d]pyrimidine contains a nitrile group, fluorine/chlorine substitution; these features give the compound characteristic molecular-ion distribution patterns in mass spectrometry. The molecular weight of 193.65 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.

As a certified reference material (CRM), 4-chloro-6-fluoropyrido[3,4-d]pyrimidine meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Why CATO?

• ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
• 130,000+ catalog items in stock, COA supplied with every batch
• Worldwide shipping with full export documentation (HS code guidance available)
• Technical support: +86 18665070610 / Nicole.chen@cato-chem.com