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1.Preparation of 2-pyrrolidone from succinic anhydride, ammonia and hydrogen in the presence of raney cobalt 失效
Title translation: 在游离钴存在下,由琥珀酸酐,氨和氢气制备2-吡咯烷酮公开(公告)号:US3080377A
公开(公告)日:1963-03-05
申请号:US12435661
申请日:1961-07-17
Applicant: FMC CORP
Inventor: LIAO HSIANG P
IPC: C07D201/08
CPC classification number: C07D201/08
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2.Vapor phase ammonolysis of butyrolactone in the presence of an aluminum silicate clay catalyst 失效
Title translation: 在硅酸铝粘土催化剂存在下,丁内酯的气相氨解公开(公告)号:US3136780A
公开(公告)日:1964-06-09
申请号:US15890461
申请日:1961-12-12
Applicant: FMC CORP
Inventor: KOLYER JOHN M , TUEMMLER WILLIAM B , LIAO HSIANG P
IPC: C07D201/08
CPC classification number: C07D201/08
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公开(公告)号:US3092638A
公开(公告)日:1963-06-04
申请号:US12435761
申请日:1961-07-17
Applicant: FMC CORP
Inventor: LIAO HSIANG P , TUEMMLER WILLIAM B
IPC: C07D201/08
CPC classification number: C07D201/08
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