IT8048563A0 - Procedimento per la produzione di2,3-dimetilbutene-2 - Google Patents
Procedimento per la produzione di2,3-dimetilbutene-2Info
- Publication number
- IT8048563A0 IT8048563A0 IT8048563A IT4856380A IT8048563A0 IT 8048563 A0 IT8048563 A0 IT 8048563A0 IT 8048563 A IT8048563 A IT 8048563A IT 4856380 A IT4856380 A IT 4856380A IT 8048563 A0 IT8048563 A0 IT 8048563A0
- Authority
- IT
- Italy
- Prior art keywords
- dimethylbutene
- production
- Prior art date
Links
- WGLLSSPDPJPLOR-UHFFFAOYSA-N 2,3-dimethylbut-2-ene Chemical compound CC(C)=C(C)C WGLLSSPDPJPLOR-UHFFFAOYSA-N 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C5/00—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms
- C07C5/22—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by isomerisation
- C07C5/23—Rearrangement of carbon-to-carbon unsaturated bonds
- C07C5/25—Migration of carbon-to-carbon double bonds
- C07C5/2506—Catalytic processes
- C07C5/2525—Catalytic processes with inorganic acids; with salts or anhydrides of acids
- C07C5/2531—Acids of sulfur; Salts thereof; Sulfur oxides
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C1/00—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon
- C07C1/20—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as heteroatoms
- C07C1/24—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as heteroatoms by elimination of water
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C11/00—Aliphatic unsaturated hydrocarbons
- C07C11/02—Alkenes
- C07C11/107—Alkenes with six carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/17—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrogenation of carbon-to-carbon double or triple bonds
- C07C29/175—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrogenation of carbon-to-carbon double or triple bonds with simultaneous reduction of an oxo 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
- C07C45/72—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 of compounds containing >C = O groups with the same or other compounds containing >C = O groups
- C07C45/75—Reactions with formaldehyde
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2521/00—Catalysts comprising the elements, oxides or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium or hafnium
- C07C2521/02—Boron or aluminium; Oxides or hydroxides thereof
- C07C2521/04—Alumina
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic 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 |
|---|---|---|---|
| DE2917779A DE2917779C2 (de) | 1979-05-03 | 1979-05-03 | Verfahren zur Herstellung von 2,3-Dimethylbuten-2 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IT8048563A0 true IT8048563A0 (it) | 1980-04-30 |
| IT1145435B IT1145435B (it) | 1986-11-05 |
Family
ID=6069800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT48563/80A IT1145435B (it) | 1979-05-03 | 1980-04-30 | Procedimento per la produzione di 2,3-dimetilbutene-2 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4288643A (it) |
| JP (1) | JPS55147231A (it) |
| CH (1) | CH642935A5 (it) |
| DE (1) | DE2917779C2 (it) |
| FR (1) | FR2455568B1 (it) |
| GB (1) | GB2051119B (it) |
| IT (1) | IT1145435B (it) |
| SE (1) | SE442991B (it) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3213681A1 (de) * | 1982-04-14 | 1983-10-27 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung von (alpha)-alkylacroleinen |
| DE3329877A1 (de) * | 1983-08-18 | 1985-03-07 | Rudolf 8000 München Hinterwaldner | Hydrophobe und/oder abhaesive masse, reaktiver verduenner und weichmacher und deren verwendung |
| US5210121A (en) * | 1983-08-18 | 1993-05-11 | The Permethyl Corporation | Hydrophobic and/or abhesive materials, reactive diluents, and reactive plasticizers |
| DE3523181A1 (de) * | 1985-06-28 | 1987-01-08 | Basf Ag | Verfahren zur herstellung von 2-methyl-2-alkenalen |
| GB8709648D0 (en) * | 1987-04-23 | 1987-05-28 | Bp Chem Int Ltd | Chemical process |
| JP2988207B2 (ja) * | 1993-03-04 | 1999-12-13 | 住友化学工業株式会社 | ２，３−ジメチル−２−ブテンの製造方法 |
| KR100363050B1 (ko) * | 1993-03-04 | 2003-10-11 | 스미또모 가가꾸 고오교오 가부시끼가이샤 | 2,3-디메틸-2-부텐의제조방법 |
| DE102012105878A1 (de) | 2012-07-02 | 2014-01-02 | Oxea Gmbh | Verfahren zur Herstellung von Isopentanderivaten |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2386934A (en) * | 1943-07-28 | 1945-10-16 | Gen Motors Corp | Isomerization of olefins |
| US3247277A (en) * | 1965-02-15 | 1966-04-19 | Phillips Petroleum Co | Production of 2, 3-dimethylbutenes |
| US3463818A (en) * | 1966-01-25 | 1969-08-26 | Int Flavors & Fragrances Inc | Unsaturated aldehydes and alcohols |
| BE756427A (it) * | 1969-09-23 | 1971-03-22 | Shell Int Research | |
| US3723562A (en) * | 1970-10-08 | 1973-03-27 | Phillips Petroleum Co | Conversion of olefins |
| US3758610A (en) * | 1971-03-22 | 1973-09-11 | Sun Oil Co | Preparation of isoprene from isobutylene and methylal |
-
1979
- 1979-05-03 DE DE2917779A patent/DE2917779C2/de not_active Expired
-
1980
- 1980-04-24 GB GB8013509A patent/GB2051119B/en not_active Expired
- 1980-04-25 CH CH322380A patent/CH642935A5/de not_active IP Right Cessation
- 1980-04-25 SE SE8003155A patent/SE442991B/sv not_active IP Right Cessation
- 1980-04-25 FR FR8009403A patent/FR2455568B1/fr not_active Expired
- 1980-04-30 JP JP5638880A patent/JPS55147231A/ja active Granted
- 1980-04-30 IT IT48563/80A patent/IT1145435B/it active
- 1980-05-05 US US06/146,830 patent/US4288643A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| GB2051119B (en) | 1983-05-18 |
| CH642935A5 (de) | 1984-05-15 |
| JPS55147231A (en) | 1980-11-17 |
| DE2917779B1 (de) | 1980-06-26 |
| GB2051119A (en) | 1981-01-14 |
| US4288643A (en) | 1981-09-08 |
| SE442991B (sv) | 1986-02-10 |
| FR2455568A1 (fr) | 1980-11-28 |
| IT1145435B (it) | 1986-11-05 |
| FR2455568B1 (fr) | 1986-06-13 |
| SE8003155L (sv) | 1980-11-04 |
| JPS5747165B2 (it) | 1982-10-07 |
| DE2917779C2 (de) | 1981-05-27 |
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