CH618153A5 - - Google Patents
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- Publication number
- CH618153A5 CH618153A5 CH217975A CH217975A CH618153A5 CH 618153 A5 CH618153 A5 CH 618153A5 CH 217975 A CH217975 A CH 217975A CH 217975 A CH217975 A CH 217975A CH 618153 A5 CH618153 A5 CH 618153A5
- Authority
- CH
- Switzerland
- Prior art keywords
- acid
- parts
- starting material
- compounds
- reaction
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2/00—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms
- C07C2/86—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by condensation between a hydrocarbon and a non-hydrocarbon
- C07C2/861—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by condensation between a hydrocarbon and a non-hydrocarbon the non-hydrocarbon contains only halogen as hetero-atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/26—Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton
- C07C17/263—Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton by condensation reactions
- C07C17/266—Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton by condensation reactions of hydrocarbons and halogenated hydrocarbons
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2527/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- C07C2527/02—Sulfur, selenium or tellurium; Compounds thereof
- C07C2527/053—Sulfates or other compounds comprising the anion (SnO3n+1)2-
- C07C2527/054—Sulfuric acid or other acids with the formula H2Sn03n+1
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2527/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- C07C2527/14—Phosphorus; Compounds thereof
- C07C2527/16—Phosphorus; Compounds thereof containing oxygen
- C07C2527/167—Phosphates or other compounds comprising the anion (PnO3n+1)(n+2)-
- C07C2527/173—Phosphoric acid or other acids with the formula Hn+2PnO3n+1
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2531/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- C07C2531/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
- C07C2531/025—Sulfonic acids
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/582—Recycling of unreacted starting or intermediate materials
Landscapes
- Chemical & Material Sciences (AREA)
- Organic 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 (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742408529 DE2408529C2 (de) | 1974-02-22 | 1974-02-22 | Verfahren zur Herstellung von o-Benzyltoluolen |
| DE19742428197 DE2428197C2 (de) | 1974-06-11 | 1974-06-11 | Verfahren zur Herstellung von o-Benzyltoluolen |
| DE19742429194 DE2429194C2 (de) | 1974-06-18 | 1974-06-18 | Verfahren zur Herstellung von o- Benzyltoluolen |
| DE19742456747 DE2456747A1 (de) | 1974-11-30 | 1974-11-30 | Verfahren zur herstellung von o-benzyltoluolen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH618153A5 true CH618153A5 (bg) | 1980-07-15 |
Family
ID=27431812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH217975A CH618153A5 (bg) | 1974-02-22 | 1975-02-21 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4117019A (bg) |
| JP (1) | JPS50117755A (bg) |
| CH (1) | CH618153A5 (bg) |
| FR (1) | FR2262007B1 (bg) |
| GB (1) | GB1488185A (bg) |
| IT (1) | IT1031586B (bg) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0019363A1 (en) * | 1979-05-11 | 1980-11-26 | Imperial Chemical Industries Plc | Preparation of diphenylmethane derivatives |
| EP0037628A1 (en) * | 1980-03-27 | 1981-10-14 | Imperial Chemical Industries Plc | Process for the preparation of a diphenyl methane |
| US4304949A (en) * | 1980-07-25 | 1981-12-08 | American Cyanamid Company | Synthesis of ortho-methyldiphenylmethane |
| FR2496097A1 (fr) * | 1980-12-16 | 1982-06-18 | Ugine Kuhlmann | Procede pour la preparation de l'anthraquinone et de ses derives substitues |
| US4879426A (en) * | 1988-05-09 | 1989-11-07 | Iowa State University Research Foundation, Inc. | Palladium-catalyzed arylation of cycloalkenes |
| US4990716A (en) * | 1989-06-09 | 1991-02-05 | The Dow Chemical Company | Preparation of diphenylmethanes |
| US6979426B2 (en) * | 2002-03-15 | 2005-12-27 | Biodiesel Industries | Biodiesel production unit |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2981765A (en) * | 1958-12-29 | 1961-04-25 | Shell Oil Co | Catalytic process for the production of diarylmethanes |
-
1975
- 1975-02-10 IT IT20094/75A patent/IT1031586B/it active
- 1975-02-14 US US05/549,910 patent/US4117019A/en not_active Expired - Lifetime
- 1975-02-21 JP JP50021072A patent/JPS50117755A/ja active Pending
- 1975-02-21 FR FR7505460A patent/FR2262007B1/fr not_active Expired
- 1975-02-21 GB GB7303/75A patent/GB1488185A/en not_active Expired
- 1975-02-21 CH CH217975A patent/CH618153A5/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| GB1488185A (en) | 1977-10-05 |
| IT1031586B (it) | 1979-05-10 |
| JPS50117755A (bg) | 1975-09-16 |
| US4117019A (en) | 1978-09-26 |
| FR2262007A1 (bg) | 1975-09-19 |
| FR2262007B1 (bg) | 1978-02-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |