Linaclotide Impurity 24 CAS CATO-C4X-210624

Purity ≥95%In StockPharmacopoeial Impurity Standards
CAS No.CATO-C4X-210624
Molecular FormulaC59H79N15O21S6
Molecular Weight1526.73 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Linaclotide Impurity 24 CAS CATO-C4X-210624 chemical structure

Description

The occurrence of Linaclotide Impurity 24 is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

CATO supplies Linaclotide Impurity 24 (CAS CATO-C4X-210624), a pharmacopoeial impurity reference standard (molecular formula C59H79N15O21S6, MW 1526.73 g/mol) used for the identification and quantification of trace impurities in APIs.

The molecular framework of Linaclotide Impurity 24 (C59H79N15O21S6) is characterized by a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. 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.

As a certified reference material (CRM), Linaclotide Impurity 24 meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC59H79N15O21S6
Molecular Weight1526.73 g/mol
Purity≥95%
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
Degree of Unsaturation (DBE)28.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
Nitrogen Atoms15
Sulfur Atoms6

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