ATE14874T1 - Herstellungsverfahren der sorbinsaeure unter kristallisation. - Google Patents
Herstellungsverfahren der sorbinsaeure unter kristallisation.Info
- Publication number
- ATE14874T1 ATE14874T1 AT82870074T AT82870074T ATE14874T1 AT E14874 T1 ATE14874 T1 AT E14874T1 AT 82870074 T AT82870074 T AT 82870074T AT 82870074 T AT82870074 T AT 82870074T AT E14874 T1 ATE14874 T1 AT E14874T1
- Authority
- AT
- Austria
- Prior art keywords
- sorbic acid
- production process
- acid under
- under crystallization
- preparation
- Prior art date
Links
- 229940075582 sorbic acid Drugs 0.000 title abstract 3
- 235000010199 sorbic acid Nutrition 0.000 title abstract 3
- 239000004334 sorbic acid Substances 0.000 title abstract 3
- 238000002425 crystallisation Methods 0.000 title abstract 2
- 230000008025 crystallization Effects 0.000 title abstract 2
- WSWCOQWTEOXDQX-MQQKCMAXSA-N E-Sorbic acid Chemical compound C\C=C\C=C\C(O)=O WSWCOQWTEOXDQX-MQQKCMAXSA-N 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- BEFDCLMNVWHSGT-UHFFFAOYSA-N ethenylcyclopentane Chemical compound C=CC1CCCC1 BEFDCLMNVWHSGT-UHFFFAOYSA-N 0.000 abstract 2
- 238000002360 preparation method Methods 0.000 abstract 2
- 239000003377 acid catalyst Substances 0.000 abstract 1
- 239000002243 precursor Substances 0.000 abstract 1
Classifications
-
- 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
- C07C51/377—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by splitting-off hydrogen or functional groups; by hydrogenolysis of functional groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/09—Preparation of carboxylic acids or their salts, halides or anhydrides from carboxylic acid esters or lactones
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/332,391 US4740617A (en) | 1981-12-21 | 1981-12-21 | Sorbic acid process with crystallization |
| EP82870074A EP0084304B1 (de) | 1981-12-21 | 1982-12-17 | Herstellungsverfahren der Sorbinsäure unter Kristallisation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE14874T1 true ATE14874T1 (de) | 1985-08-15 |
Family
ID=23298025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT82870074T ATE14874T1 (de) | 1981-12-21 | 1982-12-17 | Herstellungsverfahren der sorbinsaeure unter kristallisation. |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4740617A (de) |
| EP (1) | EP0084304B1 (de) |
| JP (1) | JPS58110537A (de) |
| AT (1) | ATE14874T1 (de) |
| BR (1) | BR8207400A (de) |
| CA (1) | CA1214184A (de) |
| DE (1) | DE3265468D1 (de) |
| DK (1) | DK561982A (de) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5354902A (en) * | 1992-10-26 | 1994-10-11 | Mcneil-Ppc, Inc. | Stabilized sorbic acid or salt thereof |
| JPH11199541A (ja) * | 1997-11-14 | 1999-07-27 | Daicel Chem Ind Ltd | ソルビン酸の回収装置および回収方法 |
| DE10200200C1 (de) * | 2002-01-04 | 2003-11-06 | Nutrinova Gmbh | Verfahren zur Herstellung von Sorbinsäure |
| WO2014094139A1 (en) | 2012-12-22 | 2014-06-26 | Dmf Medical Incorporated | An anesthetic circuit having a hollow fiber membrane |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3696147A (en) * | 1969-06-20 | 1972-10-03 | Wacker Chemie Gmbh | Process for continuously producing pure sorbic acid |
| JPS5533426B2 (de) * | 1973-12-14 | 1980-08-30 | ||
| GB1448433A (en) * | 1974-04-30 | 1976-09-08 | Nippon Synthetic Chem Ind | Process for preparing sorbic acid |
| US4380650A (en) * | 1981-01-02 | 1983-04-19 | Monsanto Company | Lactone process |
-
1981
- 1981-12-21 US US06/332,391 patent/US4740617A/en not_active Expired - Fee Related
-
1982
- 1982-12-17 EP EP82870074A patent/EP0084304B1/de not_active Expired
- 1982-12-17 DE DE8282870074T patent/DE3265468D1/de not_active Expired
- 1982-12-17 AT AT82870074T patent/ATE14874T1/de not_active IP Right Cessation
- 1982-12-20 CA CA000418087A patent/CA1214184A/en not_active Expired
- 1982-12-20 BR BR8207400A patent/BR8207400A/pt unknown
- 1982-12-20 DK DK561982A patent/DK561982A/da not_active Application Discontinuation
- 1982-12-20 JP JP57222176A patent/JPS58110537A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DK561982A (da) | 1983-06-22 |
| US4740617A (en) | 1988-04-26 |
| EP0084304A1 (de) | 1983-07-27 |
| CA1214184A (en) | 1986-11-18 |
| DE3265468D1 (en) | 1985-09-19 |
| JPS58110537A (ja) | 1983-07-01 |
| BR8207400A (pt) | 1983-10-18 |
| EP0084304B1 (de) | 1985-08-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| UEP | Publication of translation of european patent specification | ||
| REN | Ceased due to non-payment of the annual fee |