PRODUCT NAME: 3-O-Desethyl-5-O-desmethyl Amlodipine
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	AML-048
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	1821498-25-2
Mol. Formula	C17H19ClN2O5
Molecular Wt	366.8 g/mol
IUPAC	2-(2-aminoethoxymethyl)-4-(2-chlorophenyl)-6-methyl-1,4-dihydropyridine-3,5-dicarboxylic acid
Synonyms	Amlodipine Impurity 18; 3-O-Desethyl-5-O-desmethyl Amlodipine; 2-[(2-Aminoethoxy)methyl]-4-(2-chlorophenyl)-1,4-dihydro-6-methyl-3,5-pyridinedicarboxylic Acid; Amlodipine Diacid
Long Term Storage Condition	2-8°C Refrigerator
Handling instruction	Sample COA

Test	Results
Appearance	off-white to pale yellow powder
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