Etoricoxib Impurity 8 CAS 646459-39-4

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.646459-39-4
Molecular FormulaC20H21N3O2S
Molecular Weight367.46 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Etoricoxib Impurity 8 CAS 646459-39-4 chemical structure

Description

CATO supplies Etoricoxib Impurity 8 (CAS 646459-39-4), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C20H21N3O2S. Molecular weight: 367.46 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC20H21N3O2S
Molecular Weight367.46 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
Degree of Unsaturation (DBE)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1985
Nitrogen Atoms3
Sulfur Atoms1

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