Invention Grant
- Patent Title: Ethylenediaminetetraacetic acid anhydride derivatives
- Patent Title (中): 乙二胺四乙酸酐衍生物
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Application No.: US35024773Application Date: 1973-04-11
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Publication No.: US3859337APublication Date: 1975-01-07
- Inventor: HERZ JACK L , CHABEREK STANLEY
- Applicant: STAUFFER CHEMICAL CO
- Assignee: Stauffer Chemical Co
- Current Assignee: Stauffer Chemical Co
- Priority: US35024773 1973-04-11; US83243069 1969-06-11
- Main IPC: C07C275/54
- IPC: C07C275/54 ; C07D295/185 ; C08G63/685 ; C08G69/02 ; C08G69/26 ; C08G73/10 ; C07C103/30 ; C23B5/18
Abstract:
Novel derivatives of ethylenediaminetetraacetic acid anhydride are provided and such derivatives are obtained by directly reacting the anhydride with compounds having a hydrogen atom replaceable by an acyl function. The products thus obtained are useful as chelating agents, coagulants, antistatic agents, etc.
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