PRODUCT NAME: Abrocitinib N-Nitroso Impurity 2
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	NIT-029
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	NA
Mol. Formula	C13H18N6O4S
Molecular Wt	354.4 g/mol
IUPAC	2-Hydroxy-N-(3-(nitroso(7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)cyclobutyl)propane-1-sulfonamide
Synonyms	N-Nitroso pyrrolopyrimidine sulfonamide; 4-(N-Nitroso-N-cyclobutylamino)-7H-pyrrolo[2,3-d]pyrimidine-2-hydroxypropylsulfonamide; Cyclobutylnitrosamino-pyrrolopyrimidine hydroxypropylsulfonamide
Long Term Storage Condition	-20°C in amber vials
Handling instruction	Sample COA

Test	Results
Appearance	Bright orange crystalline 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