4-Chloro-6-iodo-2-methylthieno[2,3-d]pyrimidine CAS 2488625-67-6

Description

Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 4-Chloro-6-iodo-2-methylthieno[2,3-d]pyrimidine.

4-Chloro-6-iodo-2-methylthieno[2,3-d]pyrimidine (CAS 2488625-67-6), molecular formula C7H4ClIN2S and molecular weight 310.54 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 4-Chloro-6-iodo-2-methylthieno[2,3-d]pyrimidine (C7H4ClIN2S) contains a nitrile group, sulfur-containing functionality, chlorine/iodine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 310.54 g/mol, it falls into the moderately-high-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 4-Chloro-6-iodo-2-methylthieno[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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