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1.
公开(公告)号:US3079306A
公开(公告)日:1963-02-26
申请号:US7231160
申请日:1960-11-29
Applicant: BAYER AG
Inventor: ALBERT OFFE HANS , WILFRIED KAUFMANN , KLAUS BAUER
IPC: C07D499/12 , C07D499/60 , C12P37/04
CPC classification number: C12P37/04 , Y10S435/849
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2.Alkyl-substituted hydrazines and hydrazones and process for preparation thereof 失效
Title translation: 烷基取代的肼和腙及其制备方法公开(公告)号:US3140315A
公开(公告)日:1964-07-07
申请号:US893760
申请日:1960-02-16
Applicant: BAYER AG
Inventor: HEINRICH KLOS , ALBERT OFFE HANS
CPC classification number: C07D225/00
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公开(公告)号:US3079305A
公开(公告)日:1963-02-26
申请号:US5483760
申请日:1960-09-09
Applicant: BAYER AG
Inventor: WILFRIED KAUFMANN , KLAUS BAUER , ALBERT OFFE HANS
IPC: C07D499/12
CPC classification number: C07D499/12 , Y10S435/849
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4.Process for the production of a salt of the laevulinic acid derivative of cyanacetic acid hydrazide 失效
Title translation: 制备氰乙酸酰肼的laevulinic acid衍生物的盐的方法公开(公告)号:US3057866A
公开(公告)日:1962-10-09
申请号:US6500460
申请日:1960-10-26
Applicant: BAYER AG
Inventor: ALBERT OFFE HANS , MANFRED FEDERMANN
IPC: C07D295/02
CPC classification number: C07D295/02
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