PRODUCT NAME: Monomethyl Auristatin E Intermediate-1
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	AUS-007
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	120205-48-3
Alternate CAS Number	474645-22-2 (free base)
Mol. Formula	C14H29NO3 : HCl
Molecular Wt	259.4 : 36.5
IUPAC	Tert-butyl (3R,4S,5S)-3-methoxy-5-methyl-4-(methylamino)heptanoate hydrochloride
Synonyms	(3R,4S,5S)-tert-butyl 3-Methoxy-5-Methyl-4-(MethylaMino)heptanoate hydroc hloride
Long Term Storage Condition	2°C to 8°C
Handling instruction	Sample COA

Test	Results
Appearance	White To Off-White 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	No Data Available
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