SG43041A1 - Process for isomerization of 2-pentenoic acid to 3-pentenoic and 4-pentenoic acids by acidic basic or amphoteric catalysis - Google Patents
Process for isomerization of 2-pentenoic acid to 3-pentenoic and 4-pentenoic acids by acidic basic or amphoteric catalysisInfo
- Publication number
- SG43041A1 SG43041A1 SG1996002905A SG1996002905A SG43041A1 SG 43041 A1 SG43041 A1 SG 43041A1 SG 1996002905 A SG1996002905 A SG 1996002905A SG 1996002905 A SG1996002905 A SG 1996002905A SG 43041 A1 SG43041 A1 SG 43041A1
- Authority
- SG
- Singapore
- Prior art keywords
- pentenoic
- isomerization
- amphoteric
- catalysis
- acids
- Prior art date
Links
- 230000002378 acidificating effect Effects 0.000 title 1
- YIYBQIKDCADOSF-UHFFFAOYSA-N alpha-Butylen-alpha-carbonsaeure Natural products CCC=CC(O)=O YIYBQIKDCADOSF-UHFFFAOYSA-N 0.000 title 1
- 238000006555 catalytic reaction Methods 0.000 title 1
- 238000006317 isomerization reaction Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- HVAMZGADVCBITI-UHFFFAOYSA-N pent-4-enoic acid Chemical class OC(=O)CCC=C HVAMZGADVCBITI-UHFFFAOYSA-N 0.000 title 1
- YIYBQIKDCADOSF-ONEGZZNKSA-N trans-pent-2-enoic acid Chemical compound CC\C=C\C(O)=O YIYBQIKDCADOSF-ONEGZZNKSA-N 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C57/00—Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms
- C07C57/02—Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms with only carbon-to-carbon double bonds as unsaturation
- C07C57/03—Monocarboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/347—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
- C07C51/353—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by isomerisation; by change of size of the carbon skeleton
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9212184A FR2696451B1 (fr) | 1992-10-02 | 1992-10-02 | Procédé d'isomérisation de l'acide pentène-2-oïque en acides pentène-3-oïque et pentène-4-oïque par catalyse basique. |
| FR9212185A FR2696452B1 (fr) | 1992-10-02 | 1992-10-02 | Procédé d'isomérisation de l'acide pentène-2-oïque en acides pentène-3-oïque et pentène-4-oïque par catalyse amphotère. |
| FR9212183A FR2696450B1 (fr) | 1992-10-02 | 1992-10-02 | Procédé d'isomérisation de l'acide pentène-2-oïque en acides pentène-3-oïque et pentène-4-oïque par catalyse acide. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SG43041A1 true SG43041A1 (en) | 1997-10-17 |
Family
ID=27252668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG1996002905A SG43041A1 (en) | 1992-10-02 | 1993-09-23 | Process for isomerization of 2-pentenoic acid to 3-pentenoic and 4-pentenoic acids by acidic basic or amphoteric catalysis |
Country Status (13)
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2382464A (en) * | 1942-01-30 | 1945-08-14 | Carbide & Carbon Chem Corp | Production of unsaturated carboxylic acids |
| US3090807A (en) * | 1958-07-31 | 1963-05-21 | Basf Ag | Isomerization of saturated aliphatic carboxylic acids |
| US3389156A (en) * | 1965-03-22 | 1968-06-18 | Ashland Oil Inc | Process for isomerizing unsaturated fatty acids or derivatives thereof |
| US3470214A (en) * | 1968-04-23 | 1969-09-30 | Air Prod & Chem | Isomerization of tetrahydrophthalic anhydride |
| GB1454751A (en) * | 1973-04-11 | 1976-11-03 | Laporte Industries Ltd | Production of ypsilon lactones |
| DE3317163A1 (de) * | 1983-05-11 | 1984-11-15 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung von 4-pentensaeureestern |
| DE3521381A1 (de) * | 1985-06-14 | 1986-12-18 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung von 4-pentensaeureestern |
| DE3638011A1 (de) * | 1986-11-07 | 1988-05-11 | Basf Ag | Verfahren zur herstellung von 4-pentensaeureestern |
| DE3640597A1 (de) * | 1986-11-27 | 1988-06-01 | Basf Ag | Verfahren zur isomerisierung von 2-pentensaeureestern zu 3-pentensaeureestern |
-
1993
- 1993-09-14 TW TW082107534A patent/TW272979B/zh active
- 1993-09-23 CA CA002146154A patent/CA2146154A1/fr not_active Abandoned
- 1993-09-23 PL PL93308209A patent/PL308209A1/xx unknown
- 1993-09-23 CZ CZ95796A patent/CZ79695A3/cs unknown
- 1993-09-23 JP JP6508768A patent/JPH08500839A/ja not_active Ceased
- 1993-09-23 BR BR9307160A patent/BR9307160A/pt not_active Application Discontinuation
- 1993-09-23 SK SK417-95A patent/SK41795A3/sk unknown
- 1993-09-23 SG SG1996002905A patent/SG43041A1/en unknown
- 1993-09-23 KR KR1019950701254A patent/KR950703509A/ko not_active Ceased
- 1993-09-23 WO PCT/FR1993/000929 patent/WO1994007836A1/fr not_active Application Discontinuation
- 1993-09-23 EP EP93920925A patent/EP0662945A1/fr not_active Ceased
- 1993-09-28 CN CN93118205A patent/CN1089934A/zh active Pending
- 1993-09-30 MX MX9306075A patent/MX9306075A/es unknown
Also Published As
| Publication number | Publication date |
|---|---|
| WO1994007836A1 (fr) | 1994-04-14 |
| CZ79695A3 (en) | 1995-09-13 |
| EP0662945A1 (fr) | 1995-07-19 |
| JPH08500839A (ja) | 1996-01-30 |
| KR950703509A (ko) | 1995-09-20 |
| PL308209A1 (en) | 1995-07-24 |
| CN1089934A (zh) | 1994-07-27 |
| SK41795A3 (en) | 1995-08-09 |
| BR9307160A (pt) | 1999-03-30 |
| TW272979B (enrdf_load_stackoverflow) | 1996-03-21 |
| CA2146154A1 (fr) | 1994-04-14 |
| MX9306075A (es) | 1994-06-30 |
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