发明授权
- 专利标题: Beta-acetoxypivalic anhydride and process for making same
- 专利标题(中): β-乙酰氧基异氰酸酯及其制备方法
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申请号: US3642875D申请日: 1970-07-28
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公开(公告)号: US3642875A公开(公告)日: 1972-02-15
- 发明人: ARPE HANS-JURGEN , HORNIG LOTHAR HEINZ
- 申请人: HOECHST AG , ANNELIESE HORNING
- 专利权人: Hoechst AG
- 当前专利权人: Hoechst AG
- 优先权: DE1940206 1969-08-07
- 主分类号: C03B5/16
- IPC分类号: C03B5/16 ; C07C59/00 ; C07C69/14 ; C07D305/12 ; C08G63/08 ; C07C67/00 ; C07C69/16
摘要:
B-ACETOXPIVALIC ANHYDRIDE, A NOVEL COMPOUND PARTICULARLY SUITABLE FOR THE MANUFACTURE OF PIVALOLACTONE, AND A PROCESS FOR MAKING SAME BY REACTION OF B-ACETOXYPIVALIC ACID WITH AN EXCESS AMOUNT OF ACETIC ANHYDRIDE. THE PRESENT INVENTION RELATES TO B-ACETOXYPIVALIC ANHYDRIDE AND A PROCESS FOR MAKING SAME.
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