发明授权
US4140692A Manufacture of 3-amino-1,2-benzisothiazoles 失效
制备3-氨基-1,2-苯并异噻唑

Manufacture of 3-amino-1,2-benzisothiazoles
摘要:
3-Amino-1,2-benzisothiazoles are manufactured by reacting o-halobenzonitriles with ammonia and elementary sulfur. The products are fungicides and starting materials for the manufacture of dyes, crop protection agents and pharmaceuticals.
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