Trametinib impurity 4 CAS CATO-C4X-27824

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.CATO-C4X-27824
Molecular FormulaC25H25FIN5O3
Molecular Weight589.40 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Trametinib impurity 4 CAS CATO-C4X-27824 chemical structure

Description

CATO manufactures Trametinib impurity 4 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.

Trametinib impurity 4 (CAS CATO-C4X-27824) is a certified pharmaceutical impurity reference standard with the molecular formula C25H25FIN5O3 and a molecular weight of 589.40 g/mol.

Trametinib impurity 4 (C25H25FIN5O3) contains a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine/iodine substitution. It is notably hygroscopic, halogen substitution raises its density and boiling point, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

Recommended for quantitative analysis by HPLC, GC, LC-MS/MS, or GC-MS as an external calibration standard; it can also be used for spiked-recovery experiments, LOD/LOQ determination, and LC-MS/MS multiple-reaction-monitoring (MRM) calibration.

Physical & Chemical Properties

Molecular FormulaC25H25FIN5O3
Molecular Weight589.40 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore in a cool place (≤25°C), protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)15.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
Halogen ContentF/I-containing
Nitrogen Atoms5

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