Polmacoxib Impurity 4 Sodium Salt CAS 1778703-67-5

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.1778703-67-5
Molecular FormulaC18H14FO4S Na
Molecular WeightN/A
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Polmacoxib Impurity 4 Sodium Salt CAS 1778703-67-5 chemical structure

Description

CATO supplies Polmacoxib Impurity 4 Sodium Salt (CAS 1778703-67-5), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C18H14FO4S Na. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC18H14FO4S Na
Molecular Weight368.35 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)11.5
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1994
Halogen ContentF-containing
Sulfur Atoms1

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