Synthesis and Anthelmintic Activity of some New Isothiocyanates, Carbamates and N'-Furoylthioureas derived from 6-Amino-3-aryl/heteroaryl-2H-1, 4- benzoxazines

Chemistry Division, IDPL Research Centre, Indian Drugs and Pharmaceuticals Limited, Hyderabad-500 037 Manuscript received 1 July 1985, revised 6 January 1986, accepted 2 August 1986 Several new isothiocyanates (3a - k), carbamates (4a - k) and N'-furoylthioureas (4a —k) derived from 6-amino-3-aryl/heteroaryl-2H-1,4-benzoxazines have been synthesised and screened for their anthelmintic activity