PRODUCT NAME: Ruxolitinib Phosphate IH Impurity-E
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	RXL-004
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	941685-37-6
Mol. Formula	C17H18N6
Molecular Wt	306.37 g/mol
IUPAC	(3S)-3-cyclopentyl-3-[4-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)pyrazol-1-yl]propanenitrile
Synonyms	(βS)-β-Cyclopentyl-4-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)-1H-pyrazole-1-propanenitrile; (3S)-3-Cyclopentyl-3-[4-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)-1H-pyrazol-1-yl]propanenitrile
Long Term Storage Condition	2-8°C Refrigerator
Handling instruction	Sample COA

Test	Results
Appearance	Off white to pale 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	Sparingly soluble in DMSO
Purity	NLT 97.41 % by HPLC
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