ES2030284T3 - Procedimiento para la preparacion del citral. - Google Patents
Procedimiento para la preparacion del citral.Info
- Publication number
- ES2030284T3 ES2030284T3 ES198989401334T ES89401334T ES2030284T3 ES 2030284 T3 ES2030284 T3 ES 2030284T3 ES 198989401334 T ES198989401334 T ES 198989401334T ES 89401334 T ES89401334 T ES 89401334T ES 2030284 T3 ES2030284 T3 ES 2030284T3
- Authority
- ES
- Spain
- Prior art keywords
- citral
- preparation
- procedure
- lithium
- prenal
- 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 - Lifetime
Links
- WTEVQBCEXWBHNA-UHFFFAOYSA-N Citral Natural products CC(C)=CCCC(C)=CC=O WTEVQBCEXWBHNA-UHFFFAOYSA-N 0.000 title abstract 2
- 229940043350 citral Drugs 0.000 title abstract 2
- WTEVQBCEXWBHNA-JXMROGBWSA-N geranial Chemical compound CC(C)=CCC\C(C)=C\C=O WTEVQBCEXWBHNA-JXMROGBWSA-N 0.000 title abstract 2
- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 abstract 2
- SEPQTYODOKLVSB-UHFFFAOYSA-N 3-methylbut-2-enal Chemical compound CC(C)=CC=O SEPQTYODOKLVSB-UHFFFAOYSA-N 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 229910052744 lithium Inorganic materials 0.000 abstract 1
- -1 lithium halide Chemical class 0.000 abstract 1
- ASUAYTHWZCLXAN-UHFFFAOYSA-N prenol Chemical compound CC(C)=CCO ASUAYTHWZCLXAN-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C47/00—Compounds having —CHO groups
- C07C47/20—Unsaturated compounds having —CHO groups bound to acyclic carbon atoms
- C07C47/21—Unsaturated compounds having —CHO groups bound to acyclic carbon atoms with only carbon-to-carbon double bonds as unsaturation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/51—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition
- C07C45/511—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition involving transformation of singly bound oxygen functional groups to >C = O groups
- C07C45/515—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition involving transformation of singly bound oxygen functional groups to >C = O groups the singly bound functional group being an acetalised, ketalised hemi-acetalised, or hemi-ketalised hydroxyl group
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
- C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
- C07C45/68—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms
- C07C45/70—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction with functional groups containing oxygen only in singly bound form
- C07C45/71—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction with functional groups containing oxygen only in singly bound form being hydroxy groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Fats And Perfumes (AREA)
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8806524A FR2631337B1 (fr) | 1988-05-16 | 1988-05-16 | Procede de preparation du citral |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2030284T3 true ES2030284T3 (es) | 1992-10-16 |
Family
ID=9366324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES198989401334T Expired - Lifetime ES2030284T3 (es) | 1988-05-16 | 1989-05-12 | Procedimiento para la preparacion del citral. |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US4933500A (enExample) |
| EP (1) | EP0344043B1 (enExample) |
| JP (1) | JPH0217145A (enExample) |
| KR (1) | KR900017975A (enExample) |
| AT (1) | ATE73754T1 (enExample) |
| CA (1) | CA1305726C (enExample) |
| DE (1) | DE68901002D1 (enExample) |
| ES (1) | ES2030284T3 (enExample) |
| FR (1) | FR2631337B1 (enExample) |
| GR (1) | GR3004087T3 (enExample) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2656604B1 (fr) * | 1990-01-03 | 1992-03-20 | Rhone Poulenc Sante | Procede de preparation du citral. |
| US5094720A (en) * | 1990-10-18 | 1992-03-10 | Union Camp Corporation | Process for the distillative purification of citral |
| US6278016B1 (en) | 1999-12-09 | 2001-08-21 | Loyola University Of Chicago | Methods for conversion of isoprene to prenyl alcohol and related compounds |
| JP4784913B2 (ja) * | 2004-10-29 | 2011-10-05 | 独立行政法人産業技術総合研究所 | シトラールの合成反応法とその装置 |
| WO2008037693A1 (de) * | 2006-09-26 | 2008-04-03 | Basf Se | Kontinuierliches verfahren zur herstellung von citral |
| CN103787852B (zh) * | 2014-01-23 | 2015-06-10 | 万华化学集团股份有限公司 | 一种柠檬醛的制备方法 |
| CN111018682A (zh) * | 2019-12-17 | 2020-04-17 | 南通天泽化工有限公司 | 一种柠檬醛的制备方法 |
| CN112058313B (zh) * | 2020-09-30 | 2023-06-16 | 山东新和成药业有限公司 | 一种复合催化剂、其制备方法及其在柠檬醛合成中的应用 |
| CN112299962B (zh) * | 2020-10-19 | 2022-04-12 | 山东新和成药业有限公司 | 一种3-甲基-2-丁烯-1-醛二异戊烯基缩醛的合成方法 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2157035C3 (de) * | 1971-11-17 | 1974-07-04 | Basf Ag, 6700 Ludwigshafen | Verfahren zur Herstellung höhermolekularer alpha-beta-ungesättigter Aldehyde |
| CH597123A5 (enExample) * | 1973-03-12 | 1978-03-31 | Hoffmann La Roche | |
| US3978092A (en) * | 1973-05-14 | 1976-08-31 | Teijin Limited | Process for the preparation of unsaturated carbonyl compounds |
| US3943166A (en) * | 1973-06-21 | 1976-03-09 | General Electric Company | Separation of an isomeric mixture of acetoxy-aldehydes by catalytic decomposition of an aldehyde to acetic acid and methacrolein |
| DE2926562A1 (de) * | 1979-06-30 | 1981-01-22 | Basf Ag | Verfahren zur herstellung von citral |
| JPS5695142A (en) * | 1979-12-28 | 1981-08-01 | T Hasegawa Co Ltd | Preparation of aliphatic aldehyde |
| JPS6122038A (ja) * | 1984-07-06 | 1986-01-30 | Kuraray Co Ltd | 不飽和アセタ−ルの製法 |
| US4551560A (en) * | 1984-11-09 | 1985-11-05 | The Halcon Sd Group, Inc. | Thermally-induced hydrolysis of acetal |
| US4562296A (en) * | 1984-11-13 | 1985-12-31 | Ethyl Corporation | Production of aldehydes and ketones |
-
1988
- 1988-05-16 FR FR8806524A patent/FR2631337B1/fr not_active Expired - Lifetime
-
1989
- 1989-04-12 CA CA000596507A patent/CA1305726C/fr not_active Expired - Lifetime
- 1989-05-12 EP EP89401334A patent/EP0344043B1/fr not_active Expired - Lifetime
- 1989-05-12 DE DE8989401334T patent/DE68901002D1/de not_active Expired - Fee Related
- 1989-05-12 AT AT89401334T patent/ATE73754T1/de not_active IP Right Cessation
- 1989-05-12 ES ES198989401334T patent/ES2030284T3/es not_active Expired - Lifetime
- 1989-05-15 US US07/351,833 patent/US4933500A/en not_active Expired - Fee Related
- 1989-05-15 JP JP1118832A patent/JPH0217145A/ja active Pending
- 1989-05-15 KR KR1019890006477A patent/KR900017975A/ko not_active Ceased
-
1992
- 1992-03-19 GR GR910401087T patent/GR3004087T3/el unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR2631337B1 (fr) | 1990-07-27 |
| FR2631337A1 (fr) | 1989-11-17 |
| US4933500A (en) | 1990-06-12 |
| DE68901002D1 (de) | 1992-04-23 |
| EP0344043B1 (fr) | 1992-03-18 |
| EP0344043A1 (fr) | 1989-11-29 |
| GR3004087T3 (enExample) | 1993-03-31 |
| CA1305726C (fr) | 1992-07-28 |
| JPH0217145A (ja) | 1990-01-22 |
| ATE73754T1 (de) | 1992-04-15 |
| KR900017975A (ko) | 1990-12-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG2A | Definitive protection |
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