PRODUCT NAME: Ambrisentan Impurity 3
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	AMN-015
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	98484-90-3
Mol. Formula	C6H10N2S
Molecular Wt	142.2 g/mol
IUPAC	4,6-Dimethyl-5,6-dihydropyrimidine-2(1H)-thione
Synonyms	4,6-Dimethyl-5,6-dihydropyrimidine-2(1H)-thione
Long Term Storage Condition	Cool, dry, and well-ventilated place
Handling instruction	Sample COA

Test	Results
Appearance	white to off-white crystalline or powdery 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
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