| 摘要 |
1497547 Dinitriles IMPERIAL CHEMICAL INDUSTRIES Ltd 16 June 1975 [18 June 1974] 26920/74 Heading C2C Alkenedinitriles and/or alkanedinitriles are obtained by reacting acyloxyalkenenitriles with hydrogen cyanide in the presence of catalysts, e.g. cuprous compounds. Specified acyloxyalkenenitrile starting materials are of the formula C n H 2n-2 (O Acyl) CN, in which n is an integer and the acyl group is of the formula R-CO- or R-SO 2 -, R being an organic residue, and in an example the products are 1,4-dicyanobutenes and adiponitrile. |
