N-methyl-2-pyrrolidone → 2,2'-(Disulphanediyldiethane-2,1-diyl)bis(6-chloro-1H-benzo[de]-isoquinoline-1,3(2H)-dione)

関与物質

反応条件

反応手順

9.30 g of 6-chloro-1H,3H-benzo[de]isochromene-1,3-dione and 4.46 g of cystamine hydrochloride were suspended in 50 ml of N-methylpyrrolidone (NMP). 5.5 g of diisopropylethylamine were added and the mixture was heated, with stirring, at 120° C. After 2 hours, 50 ml of NMP were added and the mixture continued to be stirred at 120° C. for 3 h. After cooling, the precipitated product was recovered, the filtered solution was extended by addition of 200 ml of water and a second precipitate was recovered. The precipitates were washed in water and dried. 11.46 g of white powder were recovered. The analyses showed that the product conformed to the expected structure.

情報源と証拠