CH388339A - Verfahren zur Herstellung von Ringäthern aromatischer hydroxylgruppenhaltiger Verbindungen - Google Patents
Verfahren zur Herstellung von Ringäthern aromatischer hydroxylgruppenhaltiger VerbindungenInfo
- Publication number
- CH388339A CH388339A CH1301960A CH1301960A CH388339A CH 388339 A CH388339 A CH 388339A CH 1301960 A CH1301960 A CH 1301960A CH 1301960 A CH1301960 A CH 1301960A CH 388339 A CH388339 A CH 388339A
- Authority
- CH
- Switzerland
- Prior art keywords
- preparation
- hydroxyl groups
- compounds containing
- aromatic compounds
- containing hydroxyl
- Prior art date
Links
- 150000001491 aromatic compounds Chemical class 0.000 title 1
- 150000002170 ethers Chemical class 0.000 title 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 title 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
- C07D—HETEROCYCLIC COMPOUNDS
- C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
- C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
- C07D311/58—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
- C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D311/78—Ring systems having three or more relevant rings
- C07D311/92—Naphthopyrans; Hydrogenated naphthopyrans
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEF29996A DE1164425B (de) | 1959-12-03 | 1959-12-03 | Verfahren zur Herstellung von Chromanen und Cumaranen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH388339A true CH388339A (de) | 1965-02-28 |
Family
ID=7093554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1301960A CH388339A (de) | 1959-12-03 | 1960-11-21 | Verfahren zur Herstellung von Ringäthern aromatischer hydroxylgruppenhaltiger Verbindungen |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3177228A (de) |
| BE (1) | BE597758A (de) |
| CH (1) | CH388339A (de) |
| DE (1) | DE1164425B (de) |
| GB (1) | GB906483A (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2641903B1 (de) | 2012-03-19 | 2014-10-22 | Symrise AG | Dihydrobenzofuran-Derivate als Riech- und/oder Aromastoffe |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE374142C (de) * | 1920-12-03 | 1923-04-20 | Ludwig Claisen Dr | Verfahren zur Darstellung von Chromanen |
| GB529082A (en) * | 1938-05-31 | 1940-11-13 | Univ Minnesota | Improvements in chromanes and method of producing the same |
| US2249054A (en) * | 1938-05-31 | 1941-07-15 | Univ Minnesota | Chromanes and method of producing the same |
| US2358286A (en) * | 1939-01-31 | 1944-09-12 | Merck & Co Inc | Chromanes and processes for producing the same |
| DE757928C (de) * | 1939-12-03 | 1952-10-27 | Ig Farbenindustrie Ag | Verfahren zur Herstellung von Chromanverbindungen |
| US2320746A (en) * | 1941-04-30 | 1943-06-01 | Us Rubber Co | Antioxidant |
| US2849459A (en) * | 1953-06-22 | 1958-08-26 | Exxon Research Engineering Co | Preparation of chromans, chromenes, and coumarons |
| US2831898A (en) * | 1954-04-29 | 1958-04-22 | Ethyl Corp | Phenol alkylation process |
-
1959
- 1959-12-03 DE DEF29996A patent/DE1164425B/de active Pending
-
1960
- 1960-11-21 CH CH1301960A patent/CH388339A/de unknown
- 1960-11-28 US US71874A patent/US3177228A/en not_active Expired - Lifetime
- 1960-12-01 GB GB41400/60A patent/GB906483A/en not_active Expired
- 1960-12-02 BE BE597758A patent/BE597758A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1164425B (de) | 1964-03-05 |
| BE597758A (fr) | 1961-03-31 |
| US3177228A (en) | 1965-04-06 |
| GB906483A (en) | 1962-09-19 |
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