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公开(公告)号:US4728743A
公开(公告)日:1988-03-01
申请号:US72707
申请日:1987-07-13
Applicant: Karlheinz Drauz , Axel Kleemann , Elizabeth Wolf-Heuss
Inventor: Karlheinz Drauz , Axel Kleemann , Elizabeth Wolf-Heuss
IPC: A01N43/08 , C07C67/00 , C07C253/00 , C07C255/17 , C07C255/31 , C07C255/32 , C07C255/40 , C07C255/45 , C07C255/56 , C07D307/54 , C07D307/68 , C07D333/24 , C07D333/38 , C07D333/22 , A01N43/02 , C07C121/50
CPC classification number: C07C255/00 , C07C253/30 , C07D307/54 , C07D333/24
Abstract: 3-oxonitriles are produced by reaction of carboxylic acid esters with carboxylic acid nitriles in the presence of 70 to 80% suspension of sodium hydride in white oil. The oxonitrile are intermediate products for the production of 3-oxocarboxylic acid amides or esters and pesticides.
Abstract translation: 在70至80%的氢化钠在白油中的悬浮液存在下,通过羧酸酯与羧酸腈的反应制备3-氧杂腈。 氧腈是用于生产3-氧代羧酸酰胺或酯和农药的中间产物。