Relugolix Impurity 165 CAS CATO-C4X-2429165

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.CATO-C4X-2429165
Molecular FormulaC29H30F2N6O5S
Molecular Weight612.65 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Relugolix Impurity 165 CAS CATO-C4X-2429165 chemical structure

Description

The occurrence of Relugolix Impurity 165 is closely related to a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, fluorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

CATO supplies Relugolix Impurity 165 (CAS CATO-C4X-2429165), a pharmacopoeial impurity reference standard (molecular formula C29H30F2N6O5S, MW 612.65 g/mol) used for the identification and quantification of trace impurities in APIs.

Structurally, Relugolix Impurity 165 (C29H30F2N6O5S) contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 17.0, corresponding to approximately 17 ring(s) or double-bond equivalent(s). With a molecular weight of 612.65 g/mol, it falls into the high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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.

CATO manufactures Relugolix Impurity 165 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 FormulaC29H30F2N6O5S
Molecular Weight612.65 g/mol
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)17.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
Halogen ContentF-containing
Nitrogen Atoms6
Sulfur Atoms1

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