发明名称 |
NOVEL PHOSPHINIC ACIDS AND THEIR SULFUR DERIVATIVES AND METHODS FOR THEIR PREPARATION |
摘要 |
<p>The present invention provides phosphinic acids and their sulfur derivatives, in accordance with the following formula (I): (see formula I) wherein R1 and R2 are different and each of R1 and R2 is independently selected from an organic radical that branches at the alpha carbon and an organic radical that branches at the beta carbon, and each of X and Y is independently O or S, and wherein said compound is a liquid at room temperature. Compounds of formula (I) find utility for example as metal extractants. Also provided are methods for making compounds of formula (I) and their corresponding phosphine intermediates.</p> |
申请公布号 |
CA2550557(A1) |
申请公布日期 |
2007.12.14 |
申请号 |
CA20062550557 |
申请日期 |
2006.06.14 |
申请人 |
CYTEC CANADA INC. |
发明人 |
ROBERTSON, ALLAN JAMES;NUCCIARONE, DONATO;JAKOVLJEVIC, BOBAN;BOURGET, CYRIL CHRISTIAN HENRI;ZHOU, YUEHUI;DYCK, JEFFREY CHARLES HENRY |
分类号 |
C07F9/30;C07F9/50 |
主分类号 |
C07F9/30 |
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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