Benvitimod Impurity 11 CAS 2772354-76-2

Purity ≥95%In StockPharmacopoeial Impurity Standards
CAS No.2772354-76-2
Molecular FormulaC15H22O4
Molecular Weight266.33 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Benvitimod Impurity 11 CAS 2772354-76-2 chemical structure

Description

This reference standard supports related-substances testing and method development in line with ICH Q3A/Q3B guidance on impurity control, and is suitable for system suitability testing and forced-degradation studies.

Benvitimod Impurity 11 (CAS 2772354-76-2) is a certified pharmaceutical impurity reference standard with the molecular formula C15H22O4 and a molecular weight of 266.33 g/mol.

Structurally, Benvitimod Impurity 11 (C15H22O4) contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 266.33 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

As a certified reference material (CRM), Benvitimod Impurity 11 meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC15H22O4
Molecular Weight266.33 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity≥95%
StorageStore at room temperature, keep sealed and dry
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2003

Related Benvitimod Standards

Recommended Standards

Why CATO?