PRODUCT NAME: Abrocitinib N-Nitroso Impurity 3
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	NIT-030
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	NA
Mol. Formula	C14H20N6O3S
Molecular Wt	352.4 g/mol
IUPAC	N-((1s,3s)-3-(methyl(7-nitroso-7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)cyclobutyl)propane-1-sulfonamide
Synonyms	Abrocitinib Nitroso Impurity 3
Long Term Storage Condition	2–8°C under inert atmosphere (argon/nitrogen)
Handling instruction	Sample COA

Test	Results
Appearance	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
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