IT1213253B - Deidratazione di2,5-dimetil-2,5-esandiolo. - Google Patents
Deidratazione di2,5-dimetil-2,5-esandiolo.Info
- Publication number
- IT1213253B IT1213253B IT8423922A IT2392284A IT1213253B IT 1213253 B IT1213253 B IT 1213253B IT 8423922 A IT8423922 A IT 8423922A IT 2392284 A IT2392284 A IT 2392284A IT 1213253 B IT1213253 B IT 1213253B
- Authority
- IT
- Italy
- Prior art keywords
- hexandiol
- dehydration
- dimethyl
- Prior art date
Links
- 230000018044 dehydration Effects 0.000 title 1
- 238000006297 dehydration reaction Methods 0.000 title 1
Classifications
-
- 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
- C07C2521/00—Catalysts comprising the elements, oxides or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium or hafnium
- C07C2521/16—Clays or other mineral silicates
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 |
|---|---|---|---|
| US06/561,403 US4507518A (en) | 1983-12-14 | 1983-12-14 | Dehydration of 2,5-dimethyl-2,5-hexanediol |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IT8423922A0 IT8423922A0 (it) | 1984-12-06 |
| IT1213253B true IT1213253B (it) | 1989-12-14 |
Family
ID=24241810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT8423922A IT1213253B (it) | 1983-12-14 | 1984-12-06 | Deidratazione di2,5-dimetil-2,5-esandiolo. |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4507518A (it) |
| JP (1) | JPS60146836A (it) |
| CA (1) | CA1238055A (it) |
| DE (1) | DE3444546A1 (it) |
| FR (1) | FR2556716B1 (it) |
| GB (1) | GB2151254B (it) |
| IT (1) | IT1213253B (it) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1253888A (en) * | 1985-08-07 | 1989-05-09 | Yasuhiko Higashio | Production of 2,5-dimethyl-2,4-hexadiene |
| EP3500561B1 (en) | 2016-08-19 | 2020-06-17 | Nitto Belgium NV | Preparation of tmthf |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1845665A (en) * | 1927-07-30 | 1932-02-16 | Doherty Res Co | Purification of alcohols |
| GB597016A (en) * | 1939-06-03 | 1948-01-15 | Ets Kuhlmann | Improvements in and relating to the manufacture of butadiene |
| GB584601A (en) * | 1945-01-09 | 1947-01-17 | Air Reduction | Production of butadiene |
| US2715649A (en) * | 1952-07-26 | 1955-08-16 | Fmc Corp | Catalytic dehydration of a hexanediol to a hexadiene |
| BE575987A (it) * | 1958-03-03 | |||
| US2957929A (en) * | 1958-06-23 | 1960-10-25 | Shell Oil Co | Production of alpha, omega-diisopropenylalkanes |
| US3526674A (en) * | 1968-08-05 | 1970-09-01 | Halcon International Inc | Process for the dehydration of aralkanols |
| FR2044085A5 (it) * | 1969-05-08 | 1971-02-19 | Raffinage Cie Francaise | |
| US3893946A (en) * | 1970-04-16 | 1975-07-08 | Raffinage Cie Francaise | Dehydration catalysts, particularly for the dehydration of diols |
| US3692743A (en) * | 1971-04-16 | 1972-09-19 | Sun Oil Co | Preparation of 2,5-dimethylhexadienes |
| US3857903A (en) * | 1972-10-18 | 1974-12-31 | Eastman Kodak Co | Continuous process for the preparation of 2,5-dimethyl-2,4-hexadiene |
| NL7705160A (nl) * | 1977-05-10 | 1978-11-14 | Volgogradsky Politekh Inst | Werkwijze voor het bereiden van isopreen en isoamylenen. |
| DE2755229B2 (de) * | 1977-12-10 | 1980-01-10 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Herstellung von Alkenen mit 2 bis 4 Kohlenstoffatomen aus Methanol und/oder Dimethyläther |
| DE2928922A1 (de) * | 1979-07-18 | 1981-02-12 | Hoechst Ag | Verfahren zur herstellung niederer olefine aus methanol-wasser-gemischen |
| IT1141028B (it) * | 1980-08-29 | 1986-10-01 | Anic Spa | Procedimento per la preparazione di 2,5-dimetil 2,4-esadiene |
| US4398051A (en) * | 1980-10-28 | 1983-08-09 | Sumitomo Chemical Company, Limited | Production of tertiary olefins |
| JPS57190650A (en) * | 1981-05-15 | 1982-11-24 | Agency Of Ind Science & Technol | Porous crystalline catalyst for olefin synthesis |
| GB2138440B (en) * | 1983-04-18 | 1986-09-10 | Catalytic Generators Inc | Ethylene gas generating composition |
-
1983
- 1983-12-14 US US06/561,403 patent/US4507518A/en not_active Expired - Lifetime
-
1984
- 1984-11-02 GB GB08427733A patent/GB2151254B/en not_active Expired
- 1984-12-05 CA CA000469427A patent/CA1238055A/en not_active Expired
- 1984-12-06 DE DE19843444546 patent/DE3444546A1/de not_active Ceased
- 1984-12-06 IT IT8423922A patent/IT1213253B/it active
- 1984-12-13 FR FR848419076A patent/FR2556716B1/fr not_active Expired
- 1984-12-14 JP JP59263063A patent/JPS60146836A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| GB2151254B (en) | 1987-07-22 |
| GB2151254A (en) | 1985-07-17 |
| US4507518A (en) | 1985-03-26 |
| JPS60146836A (ja) | 1985-08-02 |
| IT8423922A0 (it) | 1984-12-06 |
| CA1238055A (en) | 1988-06-14 |
| GB8427733D0 (en) | 1984-12-12 |
| FR2556716B1 (fr) | 1989-06-30 |
| FR2556716A1 (fr) | 1985-06-21 |
| DE3444546A1 (de) | 1985-06-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19951127 |