Richard D. Bowen

Variation of Hammett reaction constant in the accelerated formation of substituted 2,3-diarylquinoxalines in nebuliser microdroplets

The accelerated condensation of a range of 4-substituted-1,2-phenylenediamines [YC 6 H 3 (NH 2 ) 2 ; Y = F, Cl, Br, CH 3 , CH 3 O, CN, CF 3 , CO 2 CH 3 or NO 2 ] and 4,5-disubstituted-1,2-phenylenediamines [Y 2 C 6 H 2 (NH 2 ) 2 ; Y = F, Cl, Br or CH 3 ] with 3,3’- and 4,4’-disub...