NO142814C - Fremgangsmaate for fremstilling av dibenzofuran - Google Patents
Fremgangsmaate for fremstilling av dibenzofuranInfo
- Publication number
- NO142814C NO142814C NO753957A NO753957A NO142814C NO 142814 C NO142814 C NO 142814C NO 753957 A NO753957 A NO 753957A NO 753957 A NO753957 A NO 753957A NO 142814 C NO142814 C NO 142814C
- Authority
- NO
- Norway
- Prior art keywords
- dibenzofuran
- procedure
- preparation
- 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
- C07D307/77—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
- C07D307/91—Dibenzofurans; Hydrogenated dibenzofurans
-
- 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
- C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
- C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
- C07C45/68—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms
- C07C45/72—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction of compounds containing >C = O groups with the same or other compounds containing >C = O groups
- C07C45/74—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction of compounds containing >C = O groups with the same or other compounds containing >C = O groups combined with dehydration
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT29771/74A IT1027594B (it) | 1974-11-25 | 1974-11-25 | Procedimento per la sintesi di dibenzofurano |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO753957L NO753957L (de) | 1976-05-26 |
| NO142814B NO142814B (no) | 1980-07-14 |
| NO142814C true NO142814C (no) | 1980-10-22 |
Family
ID=11228407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO753957A NO142814C (no) | 1974-11-25 | 1975-11-24 | Fremgangsmaate for fremstilling av dibenzofuran |
Country Status (21)
| Country | Link |
|---|---|
| US (1) | US4065469A (de) |
| JP (1) | JPS5175058A (de) |
| AT (1) | AT346324B (de) |
| AU (1) | AU501035B2 (de) |
| BE (1) | BE835860A (de) |
| CA (1) | CA1053249A (de) |
| DD (1) | DD122380A5 (de) |
| DE (1) | DE2552652C3 (de) |
| DK (1) | DK136979B (de) |
| FR (1) | FR2291975A1 (de) |
| GB (1) | GB1490140A (de) |
| HU (1) | HU172214B (de) |
| IL (1) | IL48534A (de) |
| IT (1) | IT1027594B (de) |
| LU (1) | LU73852A1 (de) |
| NL (2) | NL7513707A (de) |
| NO (1) | NO142814C (de) |
| SE (1) | SE407574B (de) |
| SU (1) | SU627756A3 (de) |
| YU (1) | YU297975A (de) |
| ZA (1) | ZA757107B (de) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2639576B2 (ja) * | 1988-12-05 | 1997-08-13 | 旭化成工業株式会社 | ジベンゾフラン類の製法 |
| US5516790A (en) * | 1989-01-23 | 1996-05-14 | Texas A&M University System Technology Licensing Office | Synthesis and application of alkyl-substituted dibenzofurans as antitumorigenic agents |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1007772B (de) * | 1956-01-17 | 1957-05-09 | Bayer Ag | Verfahren zur Umwandlung von 1-Cyclohexylidencyclohexanon-(2) bzw. 1-í¸'-Cyclohexenylcyclohexanon-(2) in technisch verwertbare Produkte |
| US3228966A (en) * | 1963-11-12 | 1966-01-11 | Shell Oil Co | Dimethyl furan production from mesityl oxide |
-
1974
- 1974-11-25 IT IT29771/74A patent/IT1027594B/it active
-
1975
- 1975-11-12 ZA ZA00757107A patent/ZA757107B/xx unknown
- 1975-11-18 GB GB47550/75A patent/GB1490140A/en not_active Expired
- 1975-11-21 DK DK526775AA patent/DK136979B/da unknown
- 1975-11-24 AU AU86876/75A patent/AU501035B2/en not_active Expired
- 1975-11-24 HU HU75AI00000247A patent/HU172214B/hu unknown
- 1975-11-24 BE BE162113A patent/BE835860A/xx unknown
- 1975-11-24 NO NO753957A patent/NO142814C/no unknown
- 1975-11-24 YU YU02979/75A patent/YU297975A/xx unknown
- 1975-11-24 SU SU752190960A patent/SU627756A3/ru active
- 1975-11-24 DD DD189634A patent/DD122380A5/xx unknown
- 1975-11-24 CA CA240,323A patent/CA1053249A/en not_active Expired
- 1975-11-24 DE DE2552652A patent/DE2552652C3/de not_active Expired
- 1975-11-24 NL NL7513707A patent/NL7513707A/xx not_active Application Discontinuation
- 1975-11-24 FR FR7535831A patent/FR2291975A1/fr active Granted
- 1975-11-24 NL NL7513706A patent/NL7513706A/xx active Search and Examination
- 1975-11-24 LU LU73852A patent/LU73852A1/xx unknown
- 1975-11-24 AT AT891675A patent/AT346324B/de not_active IP Right Cessation
- 1975-11-25 US US05/635,235 patent/US4065469A/en not_active Expired - Lifetime
- 1975-11-25 JP JP50140311A patent/JPS5175058A/ja active Pending
- 1975-11-25 SE SE7513240A patent/SE407574B/xx unknown
- 1975-11-25 IL IL48534A patent/IL48534A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| YU297975A (en) | 1982-05-31 |
| FR2291975A1 (fr) | 1976-06-18 |
| GB1490140A (en) | 1977-10-26 |
| DE2552652A1 (de) | 1976-05-26 |
| ZA757107B (en) | 1976-10-27 |
| DK526775A (de) | 1976-05-26 |
| DK136979B (da) | 1977-12-27 |
| IT1027594B (it) | 1978-12-20 |
| JPS5175058A (de) | 1976-06-29 |
| US4065469A (en) | 1977-12-27 |
| AT346324B (de) | 1978-11-10 |
| BE835860A (fr) | 1976-05-24 |
| DK136979C (de) | 1978-06-05 |
| NO142814B (no) | 1980-07-14 |
| FR2291975B1 (de) | 1979-04-06 |
| AU501035B2 (en) | 1979-06-07 |
| IL48534A0 (en) | 1976-01-30 |
| DE2552652C3 (de) | 1979-02-08 |
| AU8687675A (en) | 1977-06-02 |
| DD122380A5 (de) | 1976-10-05 |
| ATA891675A (de) | 1978-03-15 |
| LU73852A1 (de) | 1976-06-11 |
| NO753957L (de) | 1976-05-26 |
| NL7513707A (nl) | 1976-05-28 |
| SE407574B (sv) | 1979-04-02 |
| HU172214B (hu) | 1978-07-28 |
| CA1053249A (en) | 1979-04-24 |
| SU627756A3 (ru) | 1978-10-05 |
| SE7513240L (sv) | 1976-05-26 |
| IL48534A (en) | 1979-10-31 |
| DE2552652B2 (de) | 1978-06-08 |
| NL7513706A (nl) | 1976-05-28 |
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