FR2419270A1 - Procede de preparation de tetrachlorocyclobutenone a partir d'hexachlorocyclobutene - Google Patents
Procede de preparation de tetrachlorocyclobutenone a partir d'hexachlorocyclobuteneInfo
- Publication number
- FR2419270A1 FR2419270A1 FR7905261A FR7905261A FR2419270A1 FR 2419270 A1 FR2419270 A1 FR 2419270A1 FR 7905261 A FR7905261 A FR 7905261A FR 7905261 A FR7905261 A FR 7905261A FR 2419270 A1 FR2419270 A1 FR 2419270A1
- Authority
- FR
- France
- Prior art keywords
- tetrachlorocyclobutenone
- hexachlorocyclobutene
- preparing
- sulfuric acid
- acid
- 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.)
- Granted
Links
- QXFKQCYWJWBUTR-UHFFFAOYSA-N 1,2,3,3,4,4-hexachlorocyclobutene Chemical compound ClC1=C(Cl)C(Cl)(Cl)C1(Cl)Cl QXFKQCYWJWBUTR-UHFFFAOYSA-N 0.000 title abstract 2
- NWDONRNKYCKRNT-UHFFFAOYSA-N 2,3,4,4-tetrachlorocyclobut-2-en-1-one Chemical compound ClC1=C(Cl)C(Cl)(Cl)C1=O NWDONRNKYCKRNT-UHFFFAOYSA-N 0.000 title abstract 2
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 2
- DLYUQMMRRRQYAE-UHFFFAOYSA-N tetraphosphorus decaoxide Chemical compound O1P(O2)(=O)OP3(=O)OP1(=O)OP2(=O)O3 DLYUQMMRRRQYAE-UHFFFAOYSA-N 0.000 abstract 2
- 150000002148 esters Chemical class 0.000 abstract 1
- 239000003701 inert diluent Substances 0.000 abstract 1
- 239000013067 intermediate product Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 239000002994 raw material Substances 0.000 abstract 1
- PWEBUXCTKOWPCW-UHFFFAOYSA-N squaric acid Chemical compound OC1=C(O)C(=O)C1=O PWEBUXCTKOWPCW-UHFFFAOYSA-N 0.000 abstract 1
- AKEJUJNQAAGONA-UHFFFAOYSA-N sulfur trioxide Inorganic materials O=S(=O)=O AKEJUJNQAAGONA-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- 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
- C07C45/42—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by hydrolysis
-
- 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
- C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
-
- 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
- C07C45/42—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by hydrolysis
- C07C45/43—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by hydrolysis of >CX2 groups, X being halogen
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2810398A DE2810398C2 (de) | 1978-03-10 | 1978-03-10 | Verfahren zur Herstellung von Tetrachlorcyclobutenon aus Hexachlorcyclobuten |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2419270A1 true FR2419270A1 (fr) | 1979-10-05 |
| FR2419270B1 FR2419270B1 (enExample) | 1984-04-27 |
Family
ID=6034062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7905261A Granted FR2419270A1 (fr) | 1978-03-10 | 1979-02-28 | Procede de preparation de tetrachlorocyclobutenone a partir d'hexachlorocyclobutene |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4272633A (enExample) |
| JP (1) | JPS54128548A (enExample) |
| DE (1) | DE2810398C2 (enExample) |
| FR (1) | FR2419270A1 (enExample) |
| GB (1) | GB2018748B (enExample) |
| IT (1) | IT1114557B (enExample) |
| NL (1) | NL7901912A (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3314431A1 (de) * | 1983-04-21 | 1984-10-25 | Chemische Werke Hüls AG, 4370 Marl | Verfahren zur herstellung von quadratsaeure |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2650939A (en) * | 1948-10-01 | 1953-09-01 | Purdue Research Foundation | Hexachlorocyclopentenone preparation |
| US3341602A (en) * | 1965-02-10 | 1967-09-12 | Allied Chem | Preparation of halogenated ketones |
| US4021489A (en) * | 1975-12-08 | 1977-05-03 | E. I. Du Pont De Nemours And Company | Reaction of sulfur trioxide with cyclic (4- and 5-membered ring) fluorovinylethers |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2623836C3 (de) * | 1976-05-28 | 1978-12-21 | Chemische Werke Huels Ag, 4370 Marl | Verfahren zur Herstellung von Quadratsäure |
-
1978
- 1978-03-10 DE DE2810398A patent/DE2810398C2/de not_active Expired
-
1979
- 1979-02-28 FR FR7905261A patent/FR2419270A1/fr active Granted
- 1979-03-08 IT IT48271/79A patent/IT1114557B/it active
- 1979-03-09 US US06/019,205 patent/US4272633A/en not_active Expired - Lifetime
- 1979-03-09 GB GB7908351A patent/GB2018748B/en not_active Expired
- 1979-03-09 JP JP2681979A patent/JPS54128548A/ja active Granted
- 1979-03-09 NL NL7901912A patent/NL7901912A/xx not_active Application Discontinuation
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2650939A (en) * | 1948-10-01 | 1953-09-01 | Purdue Research Foundation | Hexachlorocyclopentenone preparation |
| US3341602A (en) * | 1965-02-10 | 1967-09-12 | Allied Chem | Preparation of halogenated ketones |
| US4021489A (en) * | 1975-12-08 | 1977-05-03 | E. I. Du Pont De Nemours And Company | Reaction of sulfur trioxide with cyclic (4- and 5-membered ring) fluorovinylethers |
Non-Patent Citations (1)
| Title |
|---|
| EXBK/78 * |
Also Published As
| Publication number | Publication date |
|---|---|
| NL7901912A (nl) | 1979-09-12 |
| GB2018748B (en) | 1982-08-25 |
| IT7948271A0 (it) | 1979-03-08 |
| GB2018748A (en) | 1979-10-24 |
| JPS6130647B2 (enExample) | 1986-07-15 |
| JPS54128548A (en) | 1979-10-05 |
| IT1114557B (it) | 1986-01-27 |
| DE2810398C2 (de) | 1983-08-25 |
| FR2419270B1 (enExample) | 1984-04-27 |
| US4272633A (en) | 1981-06-09 |
| DE2810398A1 (de) | 1979-09-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |