| 发明名称 |
PROCESS FOR THE PREPARATION OF PHENOLIC THIOCARBOXYLIC ACID ESTERS |
| 摘要 |
A process for the preparation of compounds of formula I <IMAGE> (I) by reacting a phenol with formaldehyde and a thiol of formula HS-CnH2n-COO-R3 under excess pressure and in the presence of dimethylamine. The symbols R1 and R2 are independently alkyl, R3 is alkyl or alkyl interrupted by -O- or -S-, and n is 1 or 2.
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| 申请公布号 |
US5110978(A) |
申请公布日期 |
1992.05.05 |
| 申请号 |
US19900632585 |
申请日期 |
1990.12.21 |
| 申请人 |
CIBA-GEIGY CORPORATION |
发明人 |
STEGMANN, WERNER;LUISOLI, RETO |
| 分类号 |
B01J31/02;C07B61/00;C07C319/12;C07C319/14;C07C323/16;C07C323/52;C07C323/56 |
主分类号 |
B01J31/02 |
| 代理机构 |
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代理人 |
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| 主权项 |
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