Phenoxymethylpenicillin EP Impurity D CAS 20880-67-5

Purity >90%In StockPharmacopoeial Impurity Standards
CAS No.20880-67-5
Molecular FormulaC16H18N2O6S
Molecular Weight366.39 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Phenoxymethylpenicillin EP Impurity D CAS 20880-67-5 chemical structure

Description

CATO supplies Phenoxymethylpenicillin EP Impurity D (CAS 20880-67-5), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C16H18N2O6S. Molecular weight: 366.39 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC16H18N2O6S
Molecular Weight366.39 g/mol
Purity>90%
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)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1962
Nitrogen Atoms2
Sulfur Atoms1

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