Tolvaptan Impurity 117 CAS CATO-C4X-1955117

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.CATO-C4X-1955117
Molecular FormulaC26H26BrN2O6P
Molecular Weight573.37 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Tolvaptan Impurity 117 CAS CATO-C4X-1955117 chemical structure

Description

CATO supplies Tolvaptan Impurity 117 (CAS CATO-C4X-1955117), a pharmacopoeial impurity reference standard (molecular formula C26H26BrN2O6P, MW 573.37 g/mol) used for the identification and quantification of trace impurities in APIs.

Structurally, Tolvaptan Impurity 117 (C26H26BrN2O6P) contains a steroid core, an amide group, a phosphate ester group, a hydroxyl group, an ether linkage, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 14.5, corresponding to approximately 14 ring(s) or double-bond equivalent(s). With a molecular weight of 573.37 g/mol, it falls into the moderately-high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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 Tolvaptan Impurity 117 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 FormulaC26H26BrN2O6P
Molecular Weight573.37 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor)
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)14.5
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
Halogen ContentBr-containing
Nitrogen Atoms2

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