75414-77-6
7-chloro-4H-1,4-benzothiazine-3-thione
→
~65%
81836-62-6
7-chloro-2H-1,4-benzothiazin-3-amine
821806-26-2
2-(2-amino-5-chlorophenyl)sulfanylacetonitrile
23474-98-8
2-氨基-5-氯噻吩