发明授权
- 专利标题: Process for preparing dihydric phenol derivatives
- 专利标题(中): 二元酚衍生物的制备方法
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申请号: US745556申请日: 1976-11-29
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公开(公告)号: US4072722A公开(公告)日: 1978-02-07
- 发明人: Sumio Umemura , Nagaaki Takamitsu , Toshikazu Hamamoto , Nobuyuki Kuroda
- 申请人: Sumio Umemura , Nagaaki Takamitsu , Toshikazu Hamamoto , Nobuyuki Kuroda
- 申请人地址: JA Ube
- 专利权人: UBE Industries, Ltd.
- 当前专利权人: UBE Industries, Ltd.
- 当前专利权人地址: JA Ube
- 优先权: JA49-37319 19740404; JA49-49812 19740507
- 主分类号: C07C37/60
- IPC分类号: C07C37/60 ; C07C409/22 ; C07C39/08
摘要:
A process for preparing dihydric phenol derivatives by oxidizing monohydric phenol derivatives with a ketone peroxide in the presence or absence of sulfuric acid or a salt thereof or a sulfonic acid or a salt thereof.