PRODUCT NAME: Acalabrutinib Impurity 20
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	ATB-010
Lot Number	Sample COA
Batch Quantity	Sample COA
CAS Number	1418307-17-1
Mol. Formula	C18H19ClN4O3
Molecular Wt	374.83 g/mol
Long Term Storage Condition	2-8°C Refrigerator	Handling instruction	Sample COA
Chemical Name	Acalabrutinib Impurity 20
Synonyms	1-Pyrrolidinecarboxylic acid, 2-[[[(3-chloro-2-pyrazinyl)methyl]amino]carbonyl]-, phenylmethyl ester, (2S); (S)-Benzyl 2-((3-chloropyrazin-2-yl)methylcarbamoyl)pyrrolidine-1-carboxylate

Test	Results
Appearance	White to off-white crystalline powder
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
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