PRODUCT NAME: Auristatin E
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	AUS-002
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	160800-57-7
Alternate CAS Number	2346426-12-6 (TFA salt)
Mol. Formula	C40H69N5O7
Molecular Wt	732 g/mol
IUPAC	(S)-2-((S)-2-(dimethylamino)-3-methylbutanamido)-N-((3R,4S,5S)-1-((S)-2-((1R,2R)-3-(((1S,2R)-1-hydroxy-1-phenylpropan-2-yl)amino)-1-methoxy-2-methyl-3
Synonyms	L-Valinamide, N,N-dimethyl-L-valyl-N-((1S,2R)-4-((2S)-2-((1R,2R)-3-(((1R,2S)-2-hydro xy-1-methyl; ADC Cytotoxin
Long Term Storage Condition	2°C to 8°C
Handling instruction	Sample COA

Test	Results
Appearance	White To Light Yellow
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	Soluble In DMSO
Purity	NLT 97%
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