Invention Grant
- Patent Title: Process for producing tetrahydropyran-4-ol, intermediate therefor, and process for producing the same
- Patent Title (中): 其中间产生四氢吡喃-4-醇的方法及其制备方法
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Application No.: US10516756Application Date: 2003-06-10
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Publication No.: US07304169B2Publication Date: 2007-12-04
- Inventor: Shigeyoshi Nishino , Kenji Hirotsu , Hidetaka Shima , Shinobu Suzuki
- Applicant: Shigeyoshi Nishino , Kenji Hirotsu , Hidetaka Shima , Shinobu Suzuki
- Applicant Address: JP Ube-shi, Yamaguchi
- Assignee: Ube Industries, Ltd.
- Current Assignee: Ube Industries, Ltd.
- Current Assignee Address: JP Ube-shi, Yamaguchi
- Agency: Frishauf, Holtz, Goodman & Chick, P.C.
- Priority: JP2002-168442 20020610
- International Application: PCT/JP03/07357 WO 20030610
- International Announcement: WO03/104215 WO 20031218
- Main IPC: C07D309/12
- IPC: C07D309/12
Abstract:
The present invention relates to a process for preparing tetrahydropyran-4-ol which comprises the steps of (A) a cyclization step of preparing tetrahydropyranyl-4-formate represented by the formula (1): by reacting 3-buten-1-ol, a formaldehyde compound and formic acid, and (B) then, a solvolysis step of subjecting the tetrahydropyranyl-4-formate to solvolysis to obtain tetrahydropyran-4-ol represented by the formula (2): and an intermediate and a process for preparing the same.
Public/Granted literature
- US20050222439A1 Process for producing tetrahydropyran-4-ol, intermediate therefor, and process for producing the same Public/Granted day:2005-10-06
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