PRODUCT NAME: Abemaciclib Impurity 43
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	ABE-055
Lot Number	Sample COA
Batch Quantity	Sample COA
CAS Number	3062616-90-1
Mol. Formula	C22H24F2N4
Molecular Wt	382.46
Long Term Storage Condition	Tightly closed, Inert atmosphere at 2 to 8° C	Handling instruction	Sample COA
IUPAC	7,7'-difluoro-3,3'-diisopropyl-2,2'-dimethyl-3H,3'H-5,5'-bibenzo[d]imidazole
Chemical Name	Abemaciclib Impurity 43
Synonyms	Abemaciclib Impurity 36; Abemaciclib Dimer Impurity-2

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 95%
Wt. Loss by TGA	Sample COA
% Potency	Sample COA
Solubility	Soluble in MeOH/ 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