Tucatinib Impurity 19 CAS CATO-C4X-260519

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.CATO-C4X-260519
Molecular FormulaC15H19N5S
Molecular Weight301.41 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Tucatinib Impurity 19 CAS CATO-C4X-260519 chemical structure

Description

Based on its molecular formula C15H19N5S, Tucatinib Impurity 19 contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 301.41 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

Tucatinib Impurity 19 (CAS CATO-C4X-260519) is a certified pharmaceutical impurity reference standard with the molecular formula C15H19N5S and a molecular weight of 301.41 g/mol.

This reference standard supports related-substances testing and method development in line with ICH Q3A/Q3B guidance on impurity control, and is suitable for system suitability testing and forced-degradation studies.

CATO manufactures Tucatinib Impurity 19 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 FormulaC15H19N5S
Molecular Weight301.41 g/mol
Purity>95%
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
Nitrogen Atoms5
Sulfur Atoms1

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