专利名称：Process for the preparation of 2,3,5,6-tetrachloropyridine and 3,5,6-trichloropyridin-2-ol
发明人：MARTIN, PIERRE, DR.申请号：EP80810364.2申请日：19801124公开号：EP0030214B1公开日：19850130
摘要：tetrachlorpyridin 2,3,5,6 - and \\/ or 3,5,6 - trichlorpyridin 2 ol a new simpleprocedure can therefore be that trichloracetylchlorid in the presence of a catalyst,e.g.copper (ii) chloride or bromide with acrylonitrile is implemented.the 2,3,5,6 -tetrachlorpyridin and 3,5,6 - trichlorpyridin 2 oil are suitable for manufacture of variousactive substances, in particular insecticides, herbicides and fungicides.
申请人：CIBA-GEIGY AG
地址：Klybeckstrasse 141 4002 Basel CH
国籍：CH
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