DE69713701T2 - Verfahren zur Herstellung von 3-Methyltetrahydrofuran - Google Patents
Verfahren zur Herstellung von 3-MethyltetrahydrofuranInfo
- Publication number
- DE69713701T2 DE69713701T2 DE69713701T DE69713701T DE69713701T2 DE 69713701 T2 DE69713701 T2 DE 69713701T2 DE 69713701 T DE69713701 T DE 69713701T DE 69713701 T DE69713701 T DE 69713701T DE 69713701 T2 DE69713701 T2 DE 69713701T2
- Authority
- DE
- Germany
- Prior art keywords
- methyltetrahydrofuran
- preparation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
- C07D307/04—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having no double bonds between ring members or between ring members and non-ring members
- C07D307/06—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having no double bonds between ring members or between ring members and non-ring members with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, directly attached to ring carbon atoms
- C07D307/08—Preparation of tetrahydrofuran
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
- C07D307/04—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having no double bonds between ring members or between ring members and non-ring members
- C07D307/06—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having no double bonds between ring members or between ring members and non-ring members with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, directly attached to ring carbon atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP25622796 | 1996-09-27 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69713701D1 DE69713701D1 (de) | 2002-08-08 |
DE69713701T2 true DE69713701T2 (de) | 2002-12-05 |
Family
ID=17289708
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69713701T Expired - Fee Related DE69713701T2 (de) | 1996-09-27 | 1997-09-16 | Verfahren zur Herstellung von 3-Methyltetrahydrofuran |
Country Status (5)
Country | Link |
---|---|
US (1) | US5872266A (de) |
EP (1) | EP0832885B1 (de) |
KR (1) | KR100441355B1 (de) |
DE (1) | DE69713701T2 (de) |
TW (1) | TW427985B (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6262280B1 (en) * | 1999-01-20 | 2001-07-17 | E. I. Du Pont De Nemours And Company | Shilov-type reactions |
US20030229332A1 (en) * | 2002-06-11 | 2003-12-11 | Scimed Life Systems, Inc. | Adjustable double balloon catheter with a through lumen for stone management |
US8404872B2 (en) * | 2006-03-17 | 2013-03-26 | Cornell University | Production of 2,5-dihydrofurans and analogous compounds |
US7922026B2 (en) | 2007-03-08 | 2011-04-12 | Skw Trust | Degassing container |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3726805A1 (de) * | 1987-08-12 | 1989-02-23 | Basf Ag | Verfahren zur destillativen reinigung von tetrahydrofuran |
GB9116225D0 (en) * | 1991-07-26 | 1991-09-11 | Brooke Gerard | Pumps |
DE4231782A1 (de) * | 1992-09-23 | 1994-03-24 | Basf Ag | Verfahren zur Herstellung von 2-Methyl-1,4-butandiol und 3-Methyltetrahydrofuran |
DE4233431A1 (de) * | 1992-10-05 | 1994-04-07 | Basf Ag | Verfahren zur Hydrierung von Zitronensäure |
DE4239243A1 (de) * | 1992-11-21 | 1994-05-26 | Basf Ag | Verfahren zur Trennung eines Gemisches aus Methanol und Tetrahydrofuran in seine Bestandteile |
US5536854A (en) * | 1993-09-21 | 1996-07-16 | Basf Aktiengesellschaft | Preparation of 2-methyl-1,4-butanediol and 3-methyltetrahydrofuran |
US5618953A (en) * | 1995-02-10 | 1997-04-08 | Mitsubishi Gas Chemical Co., Inc. | Process for producing 3-methyltetrahydrofuran |
-
1997
- 1997-09-08 US US08/925,027 patent/US5872266A/en not_active Expired - Fee Related
- 1997-09-16 EP EP97116046A patent/EP0832885B1/de not_active Expired - Lifetime
- 1997-09-16 DE DE69713701T patent/DE69713701T2/de not_active Expired - Fee Related
- 1997-09-19 TW TW086113594A patent/TW427985B/zh not_active IP Right Cessation
- 1997-09-26 KR KR1019970049013A patent/KR100441355B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0832885A1 (de) | 1998-04-01 |
EP0832885B1 (de) | 2002-07-03 |
DE69713701D1 (de) | 2002-08-08 |
KR100441355B1 (ko) | 2004-11-12 |
US5872266A (en) | 1999-02-16 |
TW427985B (en) | 2001-04-01 |
KR19980025013A (ko) | 1998-07-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |