发明名称 |
Process for the production of veratral and related alkyl-aryl-ethers. |
摘要 |
<p>A process for the production of veratral and related alkyl-aryl-ethers, starting from vanillin or similar phenolic compounds, corresponding to the desired ethers, is described, wherein the starting compound is reacted with a base and an alkyl halide corresponding to the desired ether, in an initially aqueous or alcoholic reaction medium, the pH of this reaction medium being maintained constant at about 9.5 +/- 0.5 (aqueous) or about 11 +/- 0.5 (alcoholic), respectively.</p> |
申请公布号 |
EP0353755(A1) |
申请公布日期 |
1990.02.07 |
申请号 |
EP19890114364 |
申请日期 |
1989.08.03 |
申请人 |
ISTITUTO GUIDO DONEGANI S.P.A. |
发明人 |
CAMPOLMI, STEFANO;SOGLI, LORIS;UNGARELLI, RAFFAELE |
分类号 |
C07C41/16;C07C43/20;C07C43/205;C07C43/21;C07C45/64;C07C45/71;C07C47/575;C07C205/20;C07C205/37 |
主分类号 |
C07C41/16 |
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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