- 专利标题: Transfer-hydrogenation process
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申请号: US15427691申请日: 2017-02-08
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公开(公告)号: US09988329B1公开(公告)日: 2018-06-05
- 发明人: Mesfin Ejerssa Janka , Robert Thomas Hembre , Scott Donald Barnicki , Robert Scott Huss , Xiaopeng Shan , Stephanie Rollins Testerman , Timothy Alan Upshaw , Dewey Wayne Fuller, Jr.
- 申请人: Eastman Chemical Company
- 申请人地址: US TN Kingsport
- 专利权人: Eastman Chemical Company
- 当前专利权人: Eastman Chemical Company
- 当前专利权人地址: US TN Kingsport
- 代理商 Matthew W. Smith
- 主分类号: C07C29/14
- IPC分类号: C07C29/14 ; C07C29/50 ; C07C45/62 ; C07C51/00 ; C07C29/80 ; C07C45/82 ; C07C51/44 ; B01J23/755 ; B01J23/883 ; B01J23/887
摘要:
A transfer-hydrogenation process for preparing a carbonyl compound and an alcohol compound comprises the steps of (a) contacting a first carbonyl compound with a first alcohol compound in the presence of a transfer-hydrogenation catalyst in a first reaction zone at conditions effective to form a second carbonyl compound from the first alcohol compound and a second alcohol compound from the first carbonyl compound, and (b) removing the second carbonyl compound from the first reaction zone during step (a). The first carbonyl compound is a saturated aldehyde or ketone, or an α,β-unsaturated aldehyde or ketone. The first alcohol compound is a primary or secondary alcohol. The second alcohol compound is α,β-saturated. The transfer-hydrogenation catalyst includes a Group 8 to 11 metal. This process is useful for preparing and higher value alcohols, such as butanol or 2-ethylhexanol, from the corresponding carbonyl compounds by engaging lower alcohol (C2-C4) feedstocks instead of hydrogen (H2).
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