Certificate of Analysis

 

Product Name: Lapatinib
Catalog Number: M3517
CAS Number: 231277-92-2

Physical and Chemical Properties
Formula: C29H26ClFN4O4S
Molecular Weight: 581.06
Solubility: DMSO 60 mg/mL
Storage: Powder          -20°C   3 years ;  4°C   2 years
In solvent       -80°C   6 months ;  -20°C   1 month
Chemical Structure: Lapatinib Structure
Analytical Data
QC Standard: 99.80%
H-NMR: Consistent with structure
Product Information
Description: Lapatinib (GW572016) is a potent EGFR and ErbB2 inhibitor with IC50 of 10.8 and 9.2 nM, respectively.
   
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 and used within 1 month. Avoid repeated freeze and thaw cycles. Storage conditions for some special products should refer to their storage details.