| 发明名称 |
PROCESS FOR THE PREPARATION OF 4-HYDROXYBENZOIC ACID |
| 摘要 |
A process for the preparation of 4-hydroxybenzoic acid involves use of 4-acetoxytolyene as initial stock which is oxidized with ozone-containing gases in glacial acetic acid at low temperatures and atmospheric pressure, in the presence of cobalt salts and alkali metal bromides as catalyst. |
| 申请公布号 |
UA46456(U) |
申请公布日期 |
2009.12.25 |
| 申请号 |
UA20090006237U |
申请日期 |
2009.06.16 |
| 申请人 |
INSTITUTE OF APPLIED CHEMISTRY OF V.DAL EASTERN UKRAINIAN NATIONAL UNIVERSITY |
发明人 |
HALSTIAN ANDRII HENRIIOVYCH;TARASENKO OLEKSANDR IVANOVYCH |
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