反应详情

A mixture of 8.0 gm of 2,6-bis-(chloroacetyl-amino)benzo[1,2-d:5,4-d']bisthiazole, 10.0 gm of 2-ethyl-piperidine and 100 ml of dioxane was refluxed for 2 hours. The reaction mixture was worked up as described in Example 16; the compounds (a) (47% of theory, from ethanol), M.P. 201°-203° C., and (b) (37% of theory, from ethanol), M.P. 223°-225° C. were isolated.

1. temperaturewas refluxed for 2 hours