Chlorthalidone impurity 18 CAS 87177-16-0

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.87177-16-0
Molecular FormulaC14H9ClN2O3S
Molecular Weight320.75 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Chlorthalidone impurity 18 CAS 87177-16-0 chemical structure

Description

CATO supplies Chlorthalidone impurity 18 (CAS 87177-16-0), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C14H9ClN2O3S. Molecular weight: 320.75 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC14H9ClN2O3S
Molecular Weight320.75 g/mol
Purity97%+
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)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1981
Halogen ContentCl-containing
Nitrogen Atoms2
Sulfur Atoms1

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