IT1078770B - Procedimento per produrre (vinil-2,2-bisostituito)gamma-butirro-lattoni e prodotti ottenuti - Google Patents
Procedimento per produrre (vinil-2,2-bisostituito)gamma-butirro-lattoni e prodotti ottenutiInfo
- Publication number
- IT1078770B IT1078770B IT19367/77A IT1936777A IT1078770B IT 1078770 B IT1078770 B IT 1078770B IT 19367/77 A IT19367/77 A IT 19367/77A IT 1936777 A IT1936777 A IT 1936777A IT 1078770 B IT1078770 B IT 1078770B
- Authority
- IT
- Italy
- Prior art keywords
- butyron
- bisubstituted
- bricks
- vinyl
- procedure
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
- C07D307/26—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
- C07D307/30—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D307/32—Oxygen atoms
- C07D307/33—Oxygen atoms in position 2, the oxygen atom being in its keto or unsubstituted enol form
-
- 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
- C07C17/358—Preparation of halogenated hydrocarbons by reactions not affecting the number of carbon or of halogen atoms in the reaction by isomerisation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/361—Preparation of halogenated hydrocarbons by reactions involving a decrease in the number of carbon atoms
- C07C17/363—Preparation of halogenated hydrocarbons by reactions involving a decrease in the number of carbon atoms by elimination of carboxyl groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D303/00—Compounds containing three-membered rings having one oxygen atom as the only ring hetero atom
- C07D303/02—Compounds containing oxirane rings
- C07D303/08—Compounds containing oxirane rings with hydrocarbon radicals, substituted by halogen atoms, nitro radicals or nitroso radicals
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Epoxy Compounds (AREA)
- Furan Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB238076A GB1503858A (en) | 1976-01-21 | 1976-01-21 | Production of(2,2-disubstituted vinyl)-alpha-butyrolactones |
GB2163176 | 1976-05-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1078770B true IT1078770B (it) | 1985-05-08 |
Family
ID=26237476
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT19367/77A IT1078770B (it) | 1976-01-21 | 1977-01-17 | Procedimento per produrre (vinil-2,2-bisostituito)gamma-butirro-lattoni e prodotti ottenuti |
Country Status (9)
Country | Link |
---|---|
US (1) | US4229353A (it) |
JP (1) | JPS5291855A (it) |
CA (1) | CA1086324A (it) |
CH (1) | CH618434A5 (it) |
DE (1) | DE2702222C2 (it) |
ES (1) | ES455202A1 (it) |
FR (1) | FR2338939A1 (it) |
IT (1) | IT1078770B (it) |
NL (1) | NL7700615A (it) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1523816A (en) * | 1976-07-19 | 1978-09-06 | Cheminova As | Preparation of (2,2-disubstituted vinyl)-y-butyrolactione |
DE2710151A1 (de) * | 1977-03-09 | 1978-09-14 | Bayer Ag | Verfahren zur herstellung von dihalogenvinyl-gamma-butyrolactonen |
DE2747824A1 (de) * | 1977-10-26 | 1979-05-03 | Bayer Ag | Verfahren zur herstellung von halogenvinyl-gamma-butyrolactonen |
DE2916321A1 (de) * | 1979-04-23 | 1980-11-06 | Bayer Ag | Verfahren zur herstellung von styryl- cyclopropan-carbonsaeureestern und neue zwischenprodukte dafuer |
HU183505B (en) * | 1981-07-03 | 1984-05-28 | Chinoin Gyogyszer Es Vegyeszet | Process for cleaving 1-substituted 2,2,2-trihalogenoethyl-esters |
IT1200400B (it) * | 1985-03-05 | 1989-01-18 | Montedison Spa | Procedimento per la preparazione di 2-alchil ciclopent-2-enoni |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2110782A5 (it) * | 1970-10-30 | 1972-06-02 | Roure Bertrand Dupont Sa | |
GB1523816A (en) * | 1976-07-19 | 1978-09-06 | Cheminova As | Preparation of (2,2-disubstituted vinyl)-y-butyrolactione |
-
1977
- 1977-01-17 IT IT19367/77A patent/IT1078770B/it active
- 1977-01-17 CH CH53077A patent/CH618434A5/fr not_active IP Right Cessation
- 1977-01-18 CA CA269,983A patent/CA1086324A/en not_active Expired
- 1977-01-19 JP JP540477A patent/JPS5291855A/ja active Granted
- 1977-01-20 DE DE2702222A patent/DE2702222C2/de not_active Expired
- 1977-01-20 ES ES455202A patent/ES455202A1/es not_active Expired
- 1977-01-20 FR FR7701600A patent/FR2338939A1/fr active Granted
- 1977-01-21 NL NL7700615A patent/NL7700615A/xx not_active Application Discontinuation
-
1979
- 1979-04-03 US US06/026,746 patent/US4229353A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
NL7700615A (nl) | 1977-07-25 |
CA1086324A (en) | 1980-09-23 |
FR2338939B1 (it) | 1982-06-11 |
DE2702222A1 (de) | 1977-08-04 |
FR2338939A1 (fr) | 1977-08-19 |
JPS616829B2 (it) | 1986-03-01 |
ES455202A1 (es) | 1977-12-16 |
DE2702222C2 (de) | 1986-06-12 |
JPS5291855A (en) | 1977-08-02 |
CH618434A5 (it) | 1980-07-31 |
US4229353A (en) | 1980-10-21 |
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