| 发明名称 |
Process for the preparation of alpha -halogenated cresol esters |
| 摘要 |
Process for the preparation of Compound I by treating Compound II with X2 or SO2X2 in the presence of a free radical initiator and an anhydride having the formula (RCO)2O while eliminating the acid halide formed having the formula RCOX from the reaction mixture, wherein Compounds I and II have the formulas <IMAGE> and R is C1-C3 alkyl, X is Cl or Br and n is 1, 2 or 3.
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| 申请公布号 |
US4342877(A) |
申请公布日期 |
1982.08.03 |
| 申请号 |
US19790093661 |
申请日期 |
1979.11.13 |
| 申请人 |
EASTMAN KODAK COMPANY |
发明人 |
CHENG, DAH-CHIEH O.;BOWERS, JR., JOSEPH S.;MANER, RONALD J. |
| 分类号 |
C07C67/287;C07C69/035;C07C69/157;C07C69/24;C07C69/63;C07C69/635;(IPC1-7):C07C67/28;C07C69/15 |
主分类号 |
C07C67/287 |
| 代理机构 |
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代理人 |
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| 主权项 |
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