Chlorthalidone Impurity 7 CAS 345930-31-6

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.345930-31-6
Molecular FormulaC14H11ClN2O4S
Molecular Weight338.77 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Chlorthalidone Impurity 7 CAS 345930-31-6 chemical structure

Description

CATO supplies Chlorthalidone Impurity 7 (CAS 345930-31-6), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C14H11ClN2O4S. Molecular weight: 338.77 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC14H11ClN2O4S
Molecular Weight338.77 g/mol
Purity>95%
StorageStore at 2-8°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)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentCl-containing
Nitrogen Atoms2
Sulfur Atoms1

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