| 发明名称 |
Process for preparation of 4-(4-phenoxyphenoxy) benzoic acid by oxidation of 1-(4-methylphenoxy)-4-phenoxybenzene |
| 摘要 |
A novel process for preparation of 1-(4-methylphenoxy),4-phenoxybenzene (I) by the nucleophilic substitution route and its oxidation to give 4-(4-phenoxyphenoxy benzoic acid (II), a monomer used for synthesis of speciality thermoplastic polymer. <CHEM> <CHEM> |
| 申请公布号 |
EP1454891(A1) |
申请公布日期 |
2004.09.08 |
| 申请号 |
EP20030251417 |
申请日期 |
2003.03.07 |
| 申请人 |
GHARDA CHEMICALS LIMITED |
发明人 |
GHARDA, KEKI HORMUSHI;JOSEPH, PULINATTU CHERIAN;JOSHI, PRAKASH ACHYUT;KALYANA SUNDARAM, PALLAVUR SANKARANARAYANAN |
| 分类号 |
C07C41/16;C07C43/275;C07C43/29;C07C51/265;(IPC1-7):C07C41/24;C07C41/01;C07C65/24 |
主分类号 |
C07C41/16 |
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