CERTIFICATE OF ANALYSIS

PRODUCT NAME: Erlotinib Nitroso Impurity
Date of Mfg: Sample COA RETEST DATE: Sample COA
Catalogue Number NIO-605
Item/Batch Number Sample COA
Quantity Sample COA
CAS Number NA
Mol. Formula C22H22N4O5
Molecular Wt 422.4
Synonyms N-(6,7-bis(2-methoxyethoxy)quinazolin-4-yl)-N-(3-ethynylphenyl)nitrous amide
Long Term Storage Condition Keep container tightly closed in a dry and well-ventilated place
Handling instruction Sample COA
Test Results
Appearance
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
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
This is Sample COA