PRODUCT NAME: (R)-3,4-Difluoro-b-(Boc-amino)benzenebutanoic acid
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	SIT-007
Lot Number	Sample COA
Batch Quantity	Sample COA
CAS Number	269396-59-0
Mol. Formula	C₁₅H₁₉F₂NO₄
Molecular Wt	315.32
Long Term Storage Condition	Store at 4° C	Handling instruction	Sample COA
Chemical Name	(R)-3,4-Difluoro-b-(Boc-amino)benzenebutanoic acid
Synonyms	(R)-3,4-Difluoro-b-(Boc-amino)benzenebutanoic acid; Sitagliptin Impurity G

Test	Results
Appearance	Pale White Solid
Identification by 1H NMR	Sample COA
Identification By IR	Sample COA
Mass (ESI)	Sample COA
Purity	NLT 98%
Wt. Loss by TGA	Sample COA
% Potency	Sample COA
Solubility	No Data Available
QC Release Date	Sample COA
Attachments	Sample COA
Note: This material can be used as a referance standard and is for research purpose ONLY and not for human consumption