Levodopa Impurity 20 CAS 33043-37-7

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.33043-37-7
Molecular FormulaC13H17NO5
Molecular Weight267.28 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Levodopa Impurity 20 CAS 33043-37-7 chemical structure

Description

Levodopa Impurity 20 (CAS 33043-37-7) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C13H17NO5. Molecular weight: 267.28 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.

Physical & Chemical Properties

Molecular FormulaC13H17NO5
Molecular Weight267.28 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity>95%
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1966
Nitrogen Atoms1

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