Bortezomib Impurity 33 CAS 73058-37-4

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.73058-37-4
Molecular FormulaC15H15N3O3
Molecular Weight285.30 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Bortezomib Impurity 33 CAS 73058-37-4 chemical structure

Description

Bortezomib Impurity 33 (CAS 73058-37-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C15H15N3O3. Molecular weight: 285.30 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC15H15N3O3
Molecular Weight285.30 g/mol
AppearancePale yellow to yellow crystalline powder
Purity>95%
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)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1977
Nitrogen Atoms3

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