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公开(公告)号：US20210381962A1
公开(公告)日：2021-12-09
申请号：US17348250
申请日：2021-06-15
发明人： Donald D. Soleta , David R. Eaton , Peter E. Rogers , Eduardo A. Casanova , John Wagenknecht , Leonard Aynardi , David Z. Becher , Robert E. Byrd , James P. Coleman , Walter K. Gavlick , Eric A. Haupfear , Oliver Lerch , Carl Mumford , Alfredo Oba , Stephen D. Prosch , Bart Roose , Mark D. Scaia , Lowell R. Smith
IPC分类号： G01N21/3577 , G01N31/00 , C07F9/38 , G01N31/22
摘要： This invention relates to the preparation of N-(phosphonomethyl)glycine (“glyphosate”) from N-(phosphonomethyl)iminodiacetic acid (“PMIDA”), and more particularly to methods for control of the conversion of PMIDA, for the identification of reaction end points relating to PMIDA conversion and the preparation of glyphosate products having controlled PMIDA content.
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公开(公告)号：US11802835B2
公开(公告)日：2023-10-31
申请号：US17348250
申请日：2021-06-15
CPC分类号： G01N21/3577 , C07F9/3813 , G01N31/00 , G01N31/22 , G01N33/0004 , B01J2219/00202 , G01N2021/3595 , G01N2201/1222 , Y10T436/163333 , Y10T436/204998 , Y10T436/207497 , Y10T436/209163
摘要： This invention relates to the preparation of N-(phosphonomethyl)glycine (“glyphosate”) from N-(phosphonomethyl)iminodiacetic acid (“PMIDA”), and more particularly to methods for control of the conversion of PMIDA, for the identification of reaction end points relating to PMIDA conversion and the preparation of glyphosate products having controlled PMIDA content.
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