2-(beta-Chloroethyl)-2,3-dihydro-4-oxo-6-amino-1,3-benzoxazine hydrochloride 3443-15-0 3567-76-8 4H-1,3-BENZOXAZIN-4-ONE, 2,3-DIHYDRO-6-AMINO-2-(2-CHLOROETHYL)-, HYDROCHLORIDE 6-Amino-2-(2-chloroethyl)-2,3-dihydro-4H-1,3-benzoxazin-4-one hydrochloride A 350 Aminochlorthenoxazin hydrochloride ICI 350