N-((4-(5-Methyl-3-phenylisoxazol-4-yl)phenyl)sulfonyl)butyramide (Palbociclib Impurity) CAS 198470-91-6

Purity 97%+In StockPharmaceutical Standards
CAS No.198470-91-6
Molecular FormulaC20H20N2O4S
Molecular Weight384.45 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

N-((4-(5-Methyl-3-phenylisoxazol-4-yl)phenyl)sulfonyl)butyramide (Palbociclib Impurity) CAS 198470-91-6 chemical structure

Description

CATO supplies N-((4-(5-Methyl-3-phenylisoxazol-4-yl)phenyl)sulfonyl)butyramide (Palbociclib Impurity) (CAS 198470-91-6), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C20H20N2O4S. Molecular weight: 384.45 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC20H20N2O4S
Molecular Weight384.45 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.)2013
Nitrogen Atoms2
Sulfur Atoms1

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