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公开(公告)号:DE3415141A1
公开(公告)日:1985-10-31
申请号:DE3415141
申请日:1984-04-21
Applicant: BASF AG
Inventor: BERNING WILFRIED DR , SIEGEL HARDO DR , HEIDA BERND , WICKENHAEUSER GERHARD DR
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公开(公告)号:DE3576526D1
公开(公告)日:1990-04-19
申请号:DE3576526
申请日:1985-04-02
Applicant: BASF AG
Inventor: BERNING WILFRIED DR , SIEGEL HARDO DR , HEIDA BERND , WICKENHAEUSER GERHARD DR
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公开(公告)号:DE3062129D1
公开(公告)日:1983-03-31
申请号:DE3062129
申请日:1980-07-30
Applicant: BASF AG
Inventor: BERNING WILFRIED DR , SIEGEL HARDO DR
IPC: C07C59/245 , C07B31/00 , C07B57/00 , C07C51/00 , C07C51/487 , C07C67/00 , C07C213/00 , C07C213/10 , C07C215/08 , C07B19/00
Abstract: Racemic malic acid can be fractionally crystallized, as a diastereomeric salt pair, from alcoholic solution or aqueous-alcoholic solution by using an optical antipode of 2-amino-butan-1-ol.
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