发明授权
- 专利标题: Process for preparing dimethyl naphthalene
- 专利标题(中): 制备二甲基萘的方法
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申请号: US427342申请日: 1973-12-21
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公开(公告)号: US3931348A公开(公告)日: 1976-01-06
- 发明人: Katsuo Taniguchi , Shizunori Miyamoto , Hideto Matsuoka
- 申请人: Katsuo Taniguchi , Shizunori Miyamoto , Hideto Matsuoka
- 申请人地址: JA Tokyo
- 专利权人: Mitsui Petrochemical Industries, Ltd.
- 当前专利权人: Mitsui Petrochemical Industries, Ltd.
- 当前专利权人地址: JA Tokyo
- 优先权: JA47-129386 19721225; JA48-18326 19730214
- 主分类号: B01J23/26
- IPC分类号: B01J23/26 ; B01J23/36 ; C07C5/41 ; C07C15/24
摘要:
A process for preparing dimethyl naphthalenes, which comprises heating a compound, such as methyl-4-(p-tolyl) butane, methyl-4-(p-tolyl)butene or methyl-4-(p-tolyl)butadiene, in the presence of a cyclization-dehydrogenation catalyst.
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