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

Catalogue Number	AMN-004
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	177036-78-1
Mol. Formula	C17H18O4
Molecular Wt	286.3 g/mol
IUPAC	Methyl (S)-2-hydroxy-3-methoxy-3,3-diphenylpropanoate
Synonyms	3-Diphenylpropanoate, (S)-methyl 2-hydroxy-3-methoxy-3; Ambrisentan Hydroxyester Impurity
Long Term Storage Condition	Cool, dry, and well-ventilated place
Handling instruction	Sample COA

Test	Results
Appearance	white to off-white crystalline 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