DK419278A - Fremgangsmaade til fremstilling af 2,3-dihydrobenzofuranoler samt mellemprodukt til brug ved fremgangsmaaden - Google Patents
Fremgangsmaade til fremstilling af 2,3-dihydrobenzofuranoler samt mellemprodukt til brug ved fremgangsmaadenInfo
- Publication number
- DK419278A DK419278A DK419278A DK419278A DK419278A DK 419278 A DK419278 A DK 419278A DK 419278 A DK419278 A DK 419278A DK 419278 A DK419278 A DK 419278A DK 419278 A DK419278 A DK 419278A
- Authority
- DK
- Denmark
- Prior art keywords
- dihydrobenzofuranols
- procedure
- preparation
- intermediate use
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D317/00—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
- C07D317/08—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
- C07D317/44—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D317/46—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 ortho- or peri-condensed with carbocyclic rings or ring systems condensed with one six-membered ring
-
- 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
- C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D307/78—Benzo [b] furans; Hydrogenated benzo [b] furans
- C07D307/86—Benzo [b] furans; Hydrogenated benzo [b] furans with an oxygen atom directly attached in position 7
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Furan Compounds (AREA)
- Catalysts (AREA)
- Plural Heterocyclic Compounds (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/835,630 US4118400A (en) | 1977-09-22 | 1977-09-22 | Process for preparing 2,3-dihydro-7-benzofuranols and benzodioxole intermediate therefor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK419278A true DK419278A (da) | 1979-03-23 |
Family
ID=25270024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK419278A DK419278A (da) | 1977-09-22 | 1978-09-21 | Fremgangsmaade til fremstilling af 2,3-dihydrobenzofuranoler samt mellemprodukt til brug ved fremgangsmaaden |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US4118400A (da) |
| EP (1) | EP0001486B1 (da) |
| JP (1) | JPS5448752A (da) |
| BR (1) | BR7806180A (da) |
| CA (1) | CA1097361A (da) |
| DE (1) | DE2861784D1 (da) |
| DK (1) | DK419278A (da) |
| IE (1) | IE47265B1 (da) |
| IL (1) | IL55432A (da) |
| IT (1) | IT1098842B (da) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4254140A (en) * | 1980-03-20 | 1981-03-03 | Smithkline Corporation | 4-(2-Aminoethyl)-7-hydroxy-2-methyl-2,3-dihydrobenzofurans |
| US4380654A (en) * | 1982-02-18 | 1983-04-19 | Fmc Corporation | Process for preparation of 2,3-dihydro-2,2-dimethyl-7-hydroxybenzofuran |
| US4540800A (en) * | 1982-04-22 | 1985-09-10 | Ube Industries, Ltd. | Preparation of 2,3-dihydro-2-methyl-2,3-dialkyl-7-oxybenzofurans |
| EP0123357A3 (en) * | 1983-04-22 | 1985-07-31 | ENICHIMICA SECONDARIA S.p.A. | Process for the preparation of 2,3-bihydro-2,2-dimethyl-7-benzofuranol |
| DE3410542A1 (de) * | 1984-03-22 | 1985-10-03 | Basf Ag, 6700 Ludwigshafen | Verfahren zur aromatisierung gesaettigter stickstoffhaltiger heterocyclen |
| US4639536A (en) * | 1984-08-30 | 1987-01-27 | Union Carbide Corporation | Intermediate, its synthesis, and its use in a process for the preparation of 2,3-dihydro-2,2-dimethyl-7-hydroxybenzofuran |
| US4761491A (en) * | 1984-12-24 | 1988-08-02 | The Dow Chemical Company | Preparation of 2-substituted-1,3-dioxacycloalkanes from diols and diunsaturated ethers |
| US9944862B2 (en) * | 2013-11-18 | 2018-04-17 | Indian Oil Corporation Limited | Process and a system for enhancing liquid yield of heavy hydrocarbon feedstock |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2169984A (en) * | 1939-08-15 | Perfume | ||
| US3474170A (en) * | 1964-01-23 | 1969-10-21 | Fmc Corp | Pesticidal carbamates of dihydrobenzofuranols |
| US3474171A (en) * | 1964-01-23 | 1969-10-21 | Fmc Corp | 2,2-dimethyl-2,3-dihydrobenzofuranyl-7-n-methylcarbamate |
| US3356690A (en) * | 1965-02-04 | 1967-12-05 | Fmc Corp | Synthesis of 2, 3-dihydro-2, 2-dimethyl-7-benzofuranyl nu-methylcarbamate |
| NL130299C (da) * | 1965-03-01 | |||
| US3419579A (en) * | 1966-02-23 | 1968-12-31 | Fmc Corp | Synthesis of 2,3-dihydro-2,2-dimethyl-7-benzofuranol |
| US3736338A (en) * | 1967-02-21 | 1973-05-29 | Fisons Ltd | Benzodioxole derivatives useful as pesticides |
| US3682973A (en) * | 1969-06-24 | 1972-08-08 | Leo Ab | Benzodioxole compounds of therapeutic interest |
| US3566690A (en) * | 1969-08-20 | 1971-03-02 | Northern Electric Co | Thermal delay semiconductor thermometer |
| US3876667A (en) * | 1971-11-08 | 1975-04-08 | Ici Australia Ltd | Synthesis of 2,3-dihydro-2,2-dimethyl-7-benzofuranyl-n-methyl carbamate starting from ortho-isopropylphenol and methallyl halide |
| US3816473A (en) * | 1971-11-08 | 1974-06-11 | Ici Australia Ltd | Synthesis of 2,3-dihydro-2,2-dimethyl-7-benzofuranyl n-methyl-carbamate |
| US3822295A (en) * | 1971-12-02 | 1974-07-02 | Ici Australia Ltd | 2,3-dihydro-2,2-dimethyl-7-benzofuranyl sodium and a method for its preparation,and its use in the preparation of carbofuran |
| DE2309379A1 (de) * | 1972-03-01 | 1973-09-20 | Univ Monash | Verfahren zur herstellung von carbofuran |
-
1977
- 1977-09-22 US US05/835,630 patent/US4118400A/en not_active Expired - Lifetime
-
1978
- 1978-08-23 CA CA309,886A patent/CA1097361A/en not_active Expired
- 1978-08-25 IL IL55432A patent/IL55432A/xx unknown
- 1978-09-04 JP JP10770078A patent/JPS5448752A/ja active Pending
- 1978-09-13 IE IE1846/78A patent/IE47265B1/en unknown
- 1978-09-18 IT IT27791/78A patent/IT1098842B/it active
- 1978-09-20 BR BR7806180A patent/BR7806180A/pt unknown
- 1978-09-21 DK DK419278A patent/DK419278A/da unknown
- 1978-09-22 DE DE7878300412T patent/DE2861784D1/de not_active Expired
- 1978-09-22 EP EP78300412A patent/EP0001486B1/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5448752A (en) | 1979-04-17 |
| US4118400A (en) | 1978-10-03 |
| EP0001486A3 (en) | 1979-05-16 |
| IT7827791A0 (it) | 1978-09-18 |
| BR7806180A (pt) | 1979-04-17 |
| CA1097361A (en) | 1981-03-10 |
| EP0001486A2 (en) | 1979-04-18 |
| EP0001486B1 (en) | 1982-05-05 |
| IE47265B1 (en) | 1984-02-08 |
| IE781846L (en) | 1979-03-22 |
| IL55432A0 (en) | 1978-10-31 |
| DE2861784D1 (en) | 1982-06-24 |
| IL55432A (en) | 1982-05-31 |
| IT1098842B (it) | 1985-09-18 |
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