id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
bjp-2381	Arifuzzaman, Md.; Kandahary, Rafiya Khan; Islam, Md. Rabiul	Cytotoxicity study of reaction products between isatin and furan	2009	5	.pdf	application/pdf	2844	149	68	Bangladesh J Pharmacol 2009; 4: 96-100 97 N H O O Y 7 6 4 2 35 1 1a-1d 1a : X = H, Y = H 1b : X = Cl, Y = H 1c : X = H Y = Br 1d : X = H, Y=C2H5 O N O H N H O O NH(C2H5)2 Y 1 Y 1'2'2 3'3 4' 4 5' 5 6' 6 7' 7 8 9 2a : X = H, Y = H 2b : X = Cl, Y = H 2c : X = H, Y = Br 2d : X = H, Y=C2H5 2a-2d X XX Scheme 1 N O H N H O O Br Br N O H N H O O ClCl 1 1'2'2 3'3 4' 4 5' 5 6' 6 7' 7 8 9 1 1'2'2 3'3 4' 4 5' 5 6' 6 7' 7 8 9 N O H N H O O C2H5 C2H5 1 1'2'2 3'3 4' 4 5' 5 6' 6 7' 7 8 9 N O H N H O O 1 1'2'2 3'3 4' 4 5' 5 6' 6 7' 7 8 9 2c LC50 = 0.0005 LC50 = 0.003 LC50 = 0.003 LC50 = 0.011 2b 2d 2a Scheme 2 Scheme 2 Preparation of Bis-[7,7´] diethyl diisatin [3,3´] furan (2d) Similarly compound 2d was prepared from 7- ethylisatin (0.4 g, 2.1 mmoL) in acetic acid (20 mL) and furan (2 mL) in presence of diethylamine (10 mL).	cache/bjp-2381.pdf	txt/bjp-2381.txt