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31.Process for preparing lactam hydrochloride and a free base thereof 失效
Title translation: 制备LACTAM氢氯化物及其免费碱的方法公开(公告)号:US3541080A
公开(公告)日:1970-11-17
申请号:US3541080D
申请日:1967-07-24
Applicant: TORAY INDUSTRIES
Inventor: WAKAMATSU SHIGERU , KONDO RYOZO , SHINOMIYA MASAYASU , OKAMOTO MASARU
IPC: B23K9/12 , C07D201/04 , C07D201/10 , C07D41/06
CPC classification number: C07D201/10 , B23K9/125 , C07D201/04
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公开(公告)号:US3265685A
公开(公告)日:1966-08-09
申请号:US32128663
申请日:1963-11-04
Applicant: INVENTA AG
Inventor: HANS-JOACHIM SCHULTZE , JOHANN GIESEN , CLAU BERTHER
IPC: C07D201/10
CPC classification number: C07D201/10
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公开(公告)号:US2719116A
公开(公告)日:1955-09-27
申请号:US41749054
申请日:1954-03-19
Applicant: OLIN MATHIESON
Inventor: BROWN BERNARD B
IPC: C07D201/10
CPC classification number: C07D201/10 , Y10S204/903 , Y10S204/912
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