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1.Di(hydroxyethyl) imidazolidone-2 and production of n, n'-di-(2-hydroxyethyl) ethylene diamine 失效
Title translation: 二(羟乙基)咪唑烷酮-2和n,n'-二(2-羟乙基)乙二胺的制备公开(公告)号:US2847418A
公开(公告)日:1958-08-12
申请号:US50666855
申请日:1955-05-06
Applicant: UNION CARBIDE CORP
Inventor: STEELE ARTHUR B
IPC: C07D233/32
CPC classification number: C07D233/32
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公开(公告)号:US2868791A
公开(公告)日:1959-01-13
申请号:US46333054
申请日:1954-10-19
Applicant: UNION CARBIDE CORP
Inventor: STEELE ARTHUR B
IPC: C07D263/22 , C07D295/023
CPC classification number: C07D295/023 , C07D263/22
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公开(公告)号:US2932675A
公开(公告)日:1960-04-12
申请号:US55587455
申请日:1955-12-28
Applicant: UNION CARBIDE CORP
Inventor: STEELE ARTHUR B , O'NEAL JOHN B , ANDERSON JOHN R
IPC: C07C7/10 , C07D263/22 , C10G21/20
CPC classification number: C07C7/10 , C07D263/22 , C10G21/20
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4.Process for the preparation of 1-(2-hydroxyethyl) imidazolidine-2 失效
Title translation: 制备1-(2-羟乙基)咪唑烷-2的方法公开(公告)号:US2812333A
公开(公告)日:1957-11-05
申请号:US45869554
申请日:1954-09-27
Applicant: UNION CARBIDE CORP
Inventor: STEELE ARTHUR B
IPC: C07D233/32
CPC classification number: C07D233/32
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