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Certificate of Analysis

PF-562271 Besylate

Molecular Formula:	C₂₁H₂₀F₃N₇O₃S.C₆H₆O₃S
Molecular Weight:	665.66
CAS No.:	939791-38-5
Storage (From the date of receipt):	3 years -20°C powder
	1 year -80°C in solvent
Image:

HPLC: 99.32% purity | NMR: Consistent with structure