| 摘要 |
1,204,456. Hydroxycapronitrile. STAMICARBON N.V. 16 June, 1969 [21 June, 1968], No. 30429/69. Heading C2C. Hydroxycapronitrile is obtained by reacting #-caprolactone with ammonia in the vapour phase at 270‹ to 325‹ C. in the presence of zinc oxide. |
