Return to Article Details Synthesis of 4-trihalomethyl-2-oxobenz-1,5,3-oxathiazepines and 2-oxo-4-trichloromethylbenz-1,5,3-dithiazepine and their conversion to 2-trihalomethyl-2-isocyanatobenz-1,3-oxathiolanes and 2-isocyanato-2-trichloromethylbenz-1,3-dithiolane Download Download PDF