PRODUCT NAME: Desmethyl Impurity of Bosutinib
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	BST-001
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	2468737-92-8
Mol. Formula	C₂₅H₂₇Cl₂N₅O₃
Molecular Wt	516.42
Synonyms	4-((2,4-dichloro-5-hydroxyphenyl)amino)-6-methoxy-7-(3-(4-methylpiperazin-1-yl)propoxy)quinoline-3-carbonitrile
Long Term Storage Condition	Store at 2-8°C
Handling instruction	Sample COA

Test	Results
Appearance	Yellow Solid
Water content by KF/TGA	Sample COA
% Potency = [100 - (Water content by KF)] X HPLC Purity)] / 100	Sample COA
Identification by HNMR	Sample COA
Identification By IR	Sample COA
Mass (ESI)	Sample COA
Solubility	DMSO, DMF, solution of Methanol and Acetonitrile
Purity	NLT 98%
Analysis Date (Release Date)	Sample COA
Attachments	Sample COA
Other Information	Sample COA
Note: This material can be used as a referance standard and is for research purpose ONLY and not for human consumption