发明名称 |
Improved process for the production of carbonate esters. |
摘要 |
<p>The invention relates to a process of producing carbonate esters wherein an alkyl chloroformate is reacted with a phenolsulfonate in an alkaline medium and discloses the improvement whereby dialkylcarbonate formation is reduced by adding an acidifying agent to the reaction mixture after the reaction and before precipitation of the alkylsulfophenyl carbonate.</p> |
申请公布号 |
EP0414655(A1) |
申请公布日期 |
1991.02.27 |
申请号 |
EP19900870133 |
申请日期 |
1990.08.24 |
申请人 |
MONSANTO COMPANY |
发明人 |
JAKSE, FRANK PETER;MORRIS, DONALD EUGENE;VANDERLINDE, WILLIAM |
分类号 |
C11D7/54;C07C303/02;C07C303/32;C07C309/42 |
主分类号 |
C11D7/54 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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