PRODUCT NAME: Carbidopa Methyl Ester Impurity
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	CAB-004
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	91431-01-5
Alternate CAS Number	52514-63-3
Mol. Formula	C₁₁H₁₆N₂O₄
Molecular Wt	240.26
Synonyms	α-Hydrazinyl-3,4-dihydroxy-α-methylbenzenepropanoic Acid Methyl Ester; α-Hydrazino-3,4-dihydroxy-α-methylhydrocinnamic Acid Methyl Ester;
Long Term Storage Condition	Hygroscopic, -20°C Freezer, Under inert atmosphere
Handling instruction	Sample COA

Test	Results
Appearance	Off-White to Light Brown 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	Acetonitrile (Slightly), DMSO (Slightly), Methanol (Slightly)
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