PRODUCT NAME: Desacetyl Apremilast
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	APL-008
Lot Number	Sample COA
Batch Quantity	Sample COA
CAS Number	635705-72-5
Mol. Formula	C20H22N2O6S
Molecular Wt	418.46 g/mol
Long Term Storage Condition	2-8°C, Refrigerator, under inert atmosphere	Handling instruction	Sample COA
IUPAC	(S)-4-Amino-2-(1-(3-ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethyl)isoindoline-1,3-dione
Chemical Name	Desacetyl Apremilast
Synonyms	4-Amino-2-[(1S)-1-(3-ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethyl]-1H-isoindole-1,3(2H)-dione; (S)-4-Amino-2-(1-(3-ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethyl)isoindoline-1,3-dione; N-Deacetyl Apremilast; ((S)-4amino-2(1-(3-ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethyl)isoindoline-1,3-dione) (as per IP); Apremilast Impurity B (IP)

Test	Results
Appearance	Off-White to Yellow 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
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