PRODUCT NAME: Ribociclib Impurity 26
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	RIB-003
Lot Number	Sample COA
Batch Quantity	Sample COA
CAS Number	120613-50-5
Mol. Formula	C10H6Cl2N4O
Molecular Wt	269.1 g/mol
Long Term Storage Condition	2°C to 8°C	Handling instruction	Sample COA
IUPAC	(E)-1,2-Bis(5-chloropyridin-2-yl)diazene 1-oxide
Chemical Name	Ribociclib Impurity 26
Synonyms

Test	Results
Appearance	White To Off-White 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	Soluble in Methanol and Dimethyl sulfoxide (DMSO)
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