IT1065395B - Processo per la preparazione di 1,1-dialogeno-4-metil-1,3-pentadieni - Google Patents
Processo per la preparazione di 1,1-dialogeno-4-metil-1,3-pentadieniInfo
- Publication number
- IT1065395B IT1065395B IT30510/76A IT3051076A IT1065395B IT 1065395 B IT1065395 B IT 1065395B IT 30510/76 A IT30510/76 A IT 30510/76A IT 3051076 A IT3051076 A IT 3051076A IT 1065395 B IT1065395 B IT 1065395B
- Authority
- IT
- Italy
- Prior art keywords
- dialogen
- pentadienes
- methyl
- preparation
- Prior art date
Links
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
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/35—Preparation of halogenated hydrocarbons by reactions not affecting the number of carbon or of halogen atoms in the reaction
-
- 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
- C07C29/132—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group
- C07C29/136—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH
- C07C29/143—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH of ketones
-
- 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
- C07C45/45—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by condensation
- C07C45/455—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by condensation with carboxylic acids or their derivatives
-
- 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)
- Chemical Kinetics & Catalysis (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 |
---|---|---|---|
US05/644,277 US4081488A (en) | 1975-12-24 | 1975-12-24 | Process for preparing 1,1-dihalo-4-methyl-1,3-pentadienes |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1065395B true IT1065395B (it) | 1985-02-25 |
Family
ID=24584211
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT30510/76A IT1065395B (it) | 1975-12-24 | 1976-12-16 | Processo per la preparazione di 1,1-dialogeno-4-metil-1,3-pentadieni |
Country Status (13)
Country | Link |
---|---|
US (1) | US4081488A (it) |
JP (1) | JPS5283309A (it) |
AT (1) | AT346294B (it) |
BE (1) | BE849640A (it) |
BR (1) | BR7608664A (it) |
CA (1) | CA1107300A (it) |
DE (1) | DE2658283A1 (it) |
FR (1) | FR2336362A1 (it) |
GB (1) | GB1570509A (it) |
IL (1) | IL51066A (it) |
IT (1) | IT1065395B (it) |
NL (1) | NL7614325A (it) |
SU (1) | SU664557A3 (it) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2536503C3 (de) * | 1975-08-16 | 1979-04-26 | Bayer Ag, 5090 Leverkusen | l,l-Dichlor-4-methyl-3-hydroxypenten-(l) |
DE2642006A1 (de) * | 1976-09-17 | 1978-03-23 | Bayer Ag | Verfahren zur herstellung von 1,1-dichlor-1,3-butadien |
DE2756271A1 (de) * | 1977-12-16 | 1979-06-21 | Bayer Ag | Verfahren zur herstellung von 1,1-dihalogen-4-methyl-1,3-pentadienen |
DE3423762A1 (de) * | 1984-06-28 | 1986-01-09 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung von chlorolefinen |
US4668832A (en) * | 1985-10-08 | 1987-05-26 | The Dow Chemical Company | Dehydration of halogenated, unsaturated alcohols to form halogenated, conjugated dienes |
JP4915159B2 (ja) * | 2006-07-18 | 2012-04-11 | 三菱化学株式会社 | 1,3−シクロヘキサジエン化合物の製造方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB313426A (en) | 1928-03-08 | 1929-06-10 | Ig Farbenindustrie Ag | Improvements in carrying out organic dehydration reactions |
GB576480A (en) * | 1942-10-31 | 1946-04-05 | Universal Oil Prod Co | Process for producing olefinic hydrocarbons |
US2594184A (en) * | 1948-12-30 | 1952-04-22 | Us Rubber Co | Dihalo-alkenyl alkenoates |
US2636057A (en) * | 1949-08-23 | 1953-04-21 | Phillips Petroleum Co | Dehydration of alcohols to olefins |
US3009946A (en) * | 1958-03-10 | 1961-11-21 | Inst Of Insect Control | Process for preparing chrysanthemumdicarboxylic acid and esters thereof |
US3244766A (en) * | 1961-06-06 | 1966-04-05 | Norton Co | Catalytic production of olefins |
FR2087011A5 (it) | 1970-04-16 | 1971-12-31 | Raffinage Cie Francaise | |
BR7303782D0 (pt) * | 1972-05-25 | 1973-12-20 | Nat Res Dev | Processo para a preparacao de um ester acido ciclo propano carboxilico composicao inseticida e processo para combater insetos |
DE2536503C3 (de) * | 1975-08-16 | 1979-04-26 | Bayer Ag, 5090 Leverkusen | l,l-Dichlor-4-methyl-3-hydroxypenten-(l) |
-
1975
- 1975-12-24 US US05/644,277 patent/US4081488A/en not_active Expired - Lifetime
-
1976
- 1976-12-06 CA CA267,178A patent/CA1107300A/en not_active Expired
- 1976-12-07 IL IL51066A patent/IL51066A/xx unknown
- 1976-12-16 IT IT30510/76A patent/IT1065395B/it active
- 1976-12-17 GB GB52796/76A patent/GB1570509A/en not_active Expired
- 1976-12-20 BE BE173461A patent/BE849640A/xx unknown
- 1976-12-21 AT AT948076A patent/AT346294B/de not_active IP Right Cessation
- 1976-12-21 JP JP15297276A patent/JPS5283309A/ja active Pending
- 1976-12-22 DE DE19762658283 patent/DE2658283A1/de not_active Withdrawn
- 1976-12-23 BR BR7608664A patent/BR7608664A/pt unknown
- 1976-12-23 NL NL7614325A patent/NL7614325A/xx not_active Application Discontinuation
- 1976-12-23 SU SU762431298A patent/SU664557A3/ru active
- 1976-12-23 FR FR7638974A patent/FR2336362A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
IL51066A (en) | 1979-09-30 |
BR7608664A (pt) | 1978-01-03 |
IL51066A0 (en) | 1977-02-28 |
DE2658283A1 (de) | 1977-07-07 |
ATA948076A (de) | 1978-03-15 |
AT346294B (de) | 1978-11-10 |
CA1107300A (en) | 1981-08-18 |
JPS5283309A (en) | 1977-07-12 |
FR2336362B1 (it) | 1980-04-30 |
NL7614325A (nl) | 1977-06-28 |
GB1570509A (en) | 1980-07-02 |
FR2336362A1 (fr) | 1977-07-22 |
US4081488A (en) | 1978-03-28 |
BE849640A (fr) | 1977-06-20 |
SU664557A3 (ru) | 1979-05-25 |
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