DK501482A - Fremgangsmaade til fremstilling af carboxylsyreanhydrider - Google Patents
Fremgangsmaade til fremstilling af carboxylsyreanhydrider Download PDFInfo
- Publication number
- DK501482A DK501482A DK501482A DK501482A DK501482A DK 501482 A DK501482 A DK 501482A DK 501482 A DK501482 A DK 501482A DK 501482 A DK501482 A DK 501482A DK 501482 A DK501482 A DK 501482A
- Authority
- DK
- Denmark
- Prior art keywords
- carboxylic acid
- optionally substituted
- acid anhydrides
- general formula
- represent
- Prior art date
Links
- 150000001244 carboxylic acid anhydrides Chemical class 0.000 title abstract 3
- 238000000034 method Methods 0.000 title abstract 2
- 125000004432 carbon atom Chemical group C* 0.000 abstract 2
- 125000002373 5 membered heterocyclic group Chemical group 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 239000003085 diluting agent Substances 0.000 abstract 1
- 125000005843 halogen group Chemical group 0.000 abstract 1
- 239000013067 intermediate product Substances 0.000 abstract 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 abstract 1
- 238000002360 preparation method Methods 0.000 abstract 1
- 125000000547 substituted alkyl group Chemical group 0.000 abstract 1
- 125000003107 substituted aryl group Chemical group 0.000 abstract 1
- 125000005346 substituted cycloalkyl group Chemical group 0.000 abstract 1
- 238000003786 synthesis reaction Methods 0.000 abstract 1
- MBHJFHKNCUQKCQ-UHFFFAOYSA-N trimethylsilylformic acid Chemical compound C[Si](C)(C)C(O)=O MBHJFHKNCUQKCQ-UHFFFAOYSA-N 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
- C07C51/54—Preparation of carboxylic acid anhydrides
- C07C51/56—Preparation of carboxylic acid anhydrides from organic acids, their salts, their esters or their halides, e.g. by carboxylation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
- C07C201/06—Preparation of nitro compounds
- C07C201/12—Preparation of nitro compounds by reactions not involving the formation of nitro groups
-
- 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
- C07D307/34—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
- C07D307/56—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D307/68—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2601/00—Systems containing only non-condensed rings
- C07C2601/12—Systems containing only non-condensed rings with a six-membered ring
- C07C2601/14—The ring being saturated
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Furan Compounds (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19813144791 DE3144791A1 (de) | 1981-11-11 | 1981-11-11 | Verfahren zur herstellung von carbonsaeureanhydriden |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK501482A true DK501482A (da) | 1983-05-12 |
Family
ID=6146133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK501482A DK501482A (da) | 1981-11-11 | 1982-11-10 | Fremgangsmaade til fremstilling af carboxylsyreanhydrider |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US4470932A (da) |
| EP (1) | EP0079005B1 (da) |
| JP (1) | JPS5885836A (da) |
| AT (1) | ATE18194T1 (da) |
| BR (1) | BR8206537A (da) |
| CA (1) | CA1195692A (da) |
| DE (2) | DE3144791A1 (da) |
| DK (1) | DK501482A (da) |
| HU (1) | HU188223B (da) |
| IL (1) | IL67197A0 (da) |
| ZA (1) | ZA828224B (da) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0549531A1 (de) * | 1991-12-20 | 1993-06-30 | Säurefabrik Schweizerhall | Verfahren zur Herstellung von Säureanhydriden |
| JP2549046B2 (ja) * | 1992-08-19 | 1996-10-30 | 第一工業製薬株式会社 | 混合酸無水物の製造方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE171146C (da) * | ||||
| DE394730C (de) * | 1921-03-27 | 1924-05-09 | Consortium Elektrochem Ind | Verfahren zur Darstellung von Saeureanhydriden |
-
1981
- 1981-11-11 DE DE19813144791 patent/DE3144791A1/de not_active Withdrawn
-
1982
- 1982-10-22 US US06/436,093 patent/US4470932A/en not_active Expired - Fee Related
- 1982-10-29 DE DE8282109998T patent/DE3269453D1/de not_active Expired
- 1982-10-29 AT AT82109998T patent/ATE18194T1/de not_active IP Right Cessation
- 1982-10-29 EP EP82109998A patent/EP0079005B1/de not_active Expired
- 1982-11-05 JP JP57193567A patent/JPS5885836A/ja active Pending
- 1982-11-08 IL IL67197A patent/IL67197A0/xx unknown
- 1982-11-10 BR BR8206537A patent/BR8206537A/pt unknown
- 1982-11-10 DK DK501482A patent/DK501482A/da not_active Application Discontinuation
- 1982-11-10 HU HU823616A patent/HU188223B/hu unknown
- 1982-11-10 ZA ZA828224A patent/ZA828224B/xx unknown
- 1982-11-10 CA CA000415310A patent/CA1195692A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| EP0079005B1 (de) | 1986-02-26 |
| IL67197A0 (en) | 1983-03-31 |
| JPS5885836A (ja) | 1983-05-23 |
| US4470932A (en) | 1984-09-11 |
| BR8206537A (pt) | 1983-09-27 |
| DE3269453D1 (en) | 1986-04-03 |
| DE3144791A1 (de) | 1983-05-19 |
| HU188223B (en) | 1986-03-28 |
| ZA828224B (en) | 1983-09-28 |
| CA1195692A (en) | 1985-10-22 |
| EP0079005A1 (de) | 1983-05-18 |
| ATE18194T1 (de) | 1986-03-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ATS | Application withdrawn |