id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
bjp-8671	Ghadage, Ratnadeep V.; Shirote, Pramod J.	Synthesis and anticonvulsant activity of Schiff’s bases of 3-{[2-({(E)-[(substituted) phenyl] methylidene} amino) ethyl] amino} quinoxalin-2(1H)-one	2011	8	.pdf	application/pdf	4124	168	60	7.867(s,1H,Ar-H), 7.609(t,1H, Ar-H), 6.96-7.647(d,2H, Ar-H). 3-{[2-({(E)-[3, 4-(dimethylamino) phenyl] methylidene} amino)ethyl]amino}quinoxalin-2(1H)-one (IIIh): m.p. = 177° C, molecular formula (C19H21N5O); IR: 3417, 3060, 2951, 1694, 1638, 1617, 1511, 1384, 1494, 1373, 858, 806; 1H- NMR (CDCl3):, δ ppm; 8.602(s,1H,NH), 7.608(d,2H,Ar- H ) ,7 .0 8 7 ( t , 2 H, Ar - H) ,3 .8 3 2 (s ,1 H ,N H ) , 2 .5 1 1 (m,2H,CH2),2.832(t,2H,CH2),9.672(s,1H,-CH=N-),6.702 (d,2H,Ar-H), 6.583(d,2H,Ar-H), 3.095(s,3H,CH3). Quinoxaline derivatives also synthesized from amino acids (Faham et al., 2002).	cache/bjp-8671.pdf	txt/bjp-8671.txt