BR8301980A - Processo para preparacao de 2,3-dihidro-2,2-di-metilbenzofuran-7-ol - Google Patents
Processo para preparacao de 2,3-dihidro-2,2-di-metilbenzofuran-7-olInfo
- Publication number
- BR8301980A BR8301980A BR8301980A BR8301980A BR8301980A BR 8301980 A BR8301980 A BR 8301980A BR 8301980 A BR8301980 A BR 8301980A BR 8301980 A BR8301980 A BR 8301980A BR 8301980 A BR8301980 A BR 8301980A
- Authority
- BR
- Brazil
- Prior art keywords
- dihydro
- preparation
- product
- methylbenzofuran
- methallylhalide
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 4
- WJGPNUBJBMCRQH-UHFFFAOYSA-N 2,2-dimethyl-2,3-dihydro-1-benzofuran-7-ol Chemical compound C1=CC(O)=C2OC(C)(C)CC2=C1 WJGPNUBJBMCRQH-UHFFFAOYSA-N 0.000 title abstract 2
- 239000003054 catalyst Substances 0.000 abstract 2
- YCIMNLLNPGFGHC-UHFFFAOYSA-N catechol Chemical compound OC1=CC=CC=C1O YCIMNLLNPGFGHC-UHFFFAOYSA-N 0.000 abstract 2
- 239000000047 product Substances 0.000 abstract 2
- AAXBKJXGVXNSHI-UHFFFAOYSA-N 2-(2-methylprop-2-enoxy)phenol Chemical compound CC(=C)COC1=CC=CC=C1O AAXBKJXGVXNSHI-UHFFFAOYSA-N 0.000 abstract 1
- DUEPRVBVGDRKAG-UHFFFAOYSA-N carbofuran Chemical compound CNC(=O)OC1=CC=CC2=C1OC(C)(C)C2 DUEPRVBVGDRKAG-UHFFFAOYSA-N 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 238000007210 heterogeneous catalysis Methods 0.000 abstract 1
- 150000007529 inorganic bases Chemical class 0.000 abstract 1
- 239000002917 insecticide Substances 0.000 abstract 1
- 239000013067 intermediate product Substances 0.000 abstract 1
- 239000003960 organic solvent Substances 0.000 abstract 1
- 239000012429 reaction media Substances 0.000 abstract 1
- 239000007787 solid Substances 0.000 abstract 1
- 239000011973 solid acid Substances 0.000 abstract 1
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
- C07D307/77—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
- C07D307/79—Benzo [b] furans; Hydrogenated benzo [b] furans with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to carbon atoms of the hetero ring
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
- C07C41/01—Preparation of ethers
- C07C41/16—Preparation of ethers by reaction of esters of mineral or organic acids with hydroxy or O-metal groups
-
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Furan Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT20803/82A IT1151718B (it) | 1982-04-19 | 1982-04-19 | Procedimento per la preparazione del 2,3-diidro-2,2-dimetilbenzofuran-7-olo |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR8301980A true BR8301980A (pt) | 1983-08-16 |
Family
ID=11172292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR8301980A BR8301980A (pt) | 1982-04-19 | 1983-04-18 | Processo para preparacao de 2,3-dihidro-2,2-di-metilbenzofuran-7-ol |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US4542229A (pt) |
| EP (1) | EP0092102B1 (pt) |
| JP (1) | JPS58208285A (pt) |
| KR (1) | KR880001051B1 (pt) |
| AT (1) | ATE35986T1 (pt) |
| AU (1) | AU557468B2 (pt) |
| BR (1) | BR8301980A (pt) |
| CA (1) | CA1205081A (pt) |
| DE (1) | DE3377492D1 (pt) |
| ES (1) | ES8405780A1 (pt) |
| IL (1) | IL68358A0 (pt) |
| IN (1) | IN156434B (pt) |
| IT (1) | IT1151718B (pt) |
| ZA (1) | ZA832563B (pt) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4618728A (en) * | 1985-02-22 | 1986-10-21 | Fmc Corporation | Water aided catechol etherification |
| IT1201142B (it) * | 1987-01-14 | 1989-01-27 | Brichima Spa | Procedimento per la preparazione di omega-isopropossifenolo |
| US4982012A (en) * | 1987-12-18 | 1991-01-01 | Fmc Corporation | Two phase process for preparing 2-methallyloxyphenol from catechol |
| US4851587A (en) * | 1988-05-31 | 1989-07-25 | Fmc Corporation | Single solvent process for preparing 2-methallyloxy-phenol from catechol |
| US8449818B2 (en) | 2010-06-30 | 2013-05-28 | H. C. Starck, Inc. | Molybdenum containing targets |
| CN104277022B (zh) * | 2014-10-10 | 2016-01-27 | 湖南海利株洲精细化工有限公司 | 一种气相催化合成呋喃酚的方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2406622A1 (fr) * | 1977-10-20 | 1979-05-18 | Philagro Sa | Procede de monoetherification selective de la pyrocatechine |
| FR2434134A1 (fr) * | 1978-06-26 | 1980-03-21 | Rhone Poulenc Agrochimie | Procede de preparation de l'o-methallyloxyphenol par monoetherification selective de la pyrocatechine |
| FR2442822A1 (fr) * | 1978-11-30 | 1980-06-27 | Rhone Poulenc Agrochimie | Procede de preparation d'ethers insatures |
| DE2932458A1 (de) * | 1979-08-10 | 1981-02-26 | Bayer Ag | Herstellung von monoalkylethern von hydroxyphenolen und deren umwandlung zu hydroxycumaranen |
| IT1140948B (it) * | 1980-05-16 | 1986-10-10 | Montedison Spa | Processo per la preparazione del mono-metallil-etere della pirocatechina |
-
1982
- 1982-04-19 IT IT20803/82A patent/IT1151718B/it active
-
1983
- 1983-04-06 AT AT83103328T patent/ATE35986T1/de active
- 1983-04-06 EP EP83103328A patent/EP0092102B1/en not_active Expired
- 1983-04-06 DE DE8383103328T patent/DE3377492D1/de not_active Expired
- 1983-04-11 IL IL68358A patent/IL68358A0/xx not_active IP Right Cessation
- 1983-04-11 US US06/483,612 patent/US4542229A/en not_active Expired - Lifetime
- 1983-04-12 ZA ZA832563A patent/ZA832563B/xx unknown
- 1983-04-15 AU AU13576/83A patent/AU557468B2/en not_active Ceased
- 1983-04-18 BR BR8301980A patent/BR8301980A/pt not_active IP Right Cessation
- 1983-04-18 ES ES521574A patent/ES8405780A1/es not_active Expired
- 1983-04-18 KR KR1019830001630A patent/KR880001051B1/ko not_active IP Right Cessation
- 1983-04-18 CA CA000426061A patent/CA1205081A/en not_active Expired
- 1983-04-19 IN IN455/CAL/83A patent/IN156434B/en unknown
- 1983-04-19 JP JP58069071A patent/JPS58208285A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| ES521574A0 (es) | 1984-07-01 |
| CA1205081A (en) | 1986-05-27 |
| ATE35986T1 (de) | 1988-08-15 |
| IT8220803A0 (it) | 1982-04-19 |
| ES8405780A1 (es) | 1984-07-01 |
| JPH042594B2 (pt) | 1992-01-20 |
| IN156434B (pt) | 1985-08-03 |
| AU1357683A (en) | 1983-10-27 |
| IL68358A0 (en) | 1983-07-31 |
| JPS58208285A (ja) | 1983-12-03 |
| US4542229A (en) | 1985-09-17 |
| ZA832563B (en) | 1983-12-28 |
| DE3377492D1 (en) | 1988-09-01 |
| EP0092102B1 (en) | 1988-07-27 |
| KR880001051B1 (ko) | 1988-06-18 |
| KR840004417A (ko) | 1984-10-15 |
| AU557468B2 (en) | 1986-12-24 |
| IT1151718B (it) | 1986-12-24 |
| EP0092102A1 (en) | 1983-10-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RH | Request refused | ||
| B21A | Patent or certificate of addition expired [chapter 21.1 patent gazette] |
Free format text: PATENTE EXTINTA EM 18/04/98 |