PRODUCT NAME: Afatinib Impurity 26
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	AFI-035
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	314771-88-5
Mol. Formula	C18H14ClFN4O4
Molecular Wt	404.8 g/mol
IUPAC	(S)-N-(3-Chloro-4-fluorophenyl)-6-nitro-7-((tetrahydrofuran-3-yl)oxy)quinazolin-4-amine
Synonyms	((Tetrahydrofuran-3-yl)oxy)quinazolin-4-amine, (S)-N-(3-chloro-4-fluorophenyl)-6-nitro-7-
Long Term Storage Condition	2-8°C Refrigerator
Handling instruction	Sample COA

Test	Results
Appearance	yellow to light brown solid powder
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