THE DEFINITIVE GUIDE TO PU-WS13

SP and FHS conceived from the analyze and participated in its design and style. SP, AA and NO conducted the evaluation of literature and drafted the manuscript.The Cα-Cβ double bond in the 'enone' moiety of chalcones can undertake Z or E configuration. The E-isomer is thermodynamically far more secure and Practically all chalcones are isolated in