Certificate of Analysis


Catalog Number: M1677
Product Name: BIBW2992
CAS Number: 439081-18-2

Physical and Chemical Properties
Formula: C24H25ClFN5O3
Molecular Weight: 485.94
Solubility: DMSO
Long-term Storage: at -20°C
Chemical Structure: BIBW2992 Structure
Analytical Data
HPLC: Shows Min 99.45% purity
H-NMR: Consistent with structure
Product Information
Description: BIBW2992 (Afatinib) is a novel irreversible dual EGFR and HER2 tyrosine kinase inhibitor.
Stability and Solubility Advice: Information concerning product stability, particularly in solution, has rarely been reported and in most cases we can only offer a general guide.
We recommend that stock solutions, once prepared, are stored aliquoted in tightly sealed vials at -20°C or below and used within 1 month.