NL7802838A - Werkwijze voor het bereiden van gesulfoneerde benzofuranderivaten. - Google Patents
Werkwijze voor het bereiden van gesulfoneerde benzofuranderivaten.Info
- Publication number
- NL7802838A NL7802838A NL7802838A NL7802838A NL7802838A NL 7802838 A NL7802838 A NL 7802838A NL 7802838 A NL7802838 A NL 7802838A NL 7802838 A NL7802838 A NL 7802838A NL 7802838 A NL7802838 A NL 7802838A
- Authority
- NL
- Netherlands
- Prior art keywords
- benzofuran derivatives
- sulphonated
- preparing
- preparing sulphonated
- benzofuran
- 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
- C07D307/78—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
- C07D307/80—Radicals substituted by oxygen atoms
-
- 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
- C07C45/63—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 introduction of halogen; by substitution of halogen atoms by other halogen atoms
-
- 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
- C07C45/70—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 with functional groups containing oxygen only in singly bound form
- C07C45/71—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 with functional groups containing oxygen only in singly bound form being hydroxy groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Furan Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19772711363 DE2711363A1 (de) | 1977-03-16 | 1977-03-16 | Verfahren zur herstellung von sulfonierten benzofuran-derivaten |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7802838A true NL7802838A (nl) | 1978-09-19 |
Family
ID=6003737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7802838A NL7802838A (nl) | 1977-03-16 | 1978-03-15 | Werkwijze voor het bereiden van gesulfoneerde benzofuranderivaten. |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4133953A (nl) |
| JP (1) | JPS53113827A (nl) |
| CH (1) | CH637128A5 (nl) |
| DE (1) | DE2711363A1 (nl) |
| FR (1) | FR2383935A1 (nl) |
| GB (1) | GB1596612A (nl) |
| IT (1) | IT1094903B (nl) |
| NL (1) | NL7802838A (nl) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2935479C3 (de) * | 1979-09-01 | 1982-02-25 | HD-Ekco N.V., Genk | Vorrichtung zum Verschließen eines Behälters mit einem aus plastisch verformbarem Material hergestelltenDeckel. |
| DE2937231A1 (de) * | 1979-09-14 | 1981-04-02 | Hoechst Ag, 6000 Frankfurt | Verfahren zur herstellung von bis-ben-zofuranyl-verbindungen |
| US5470990A (en) * | 1988-06-02 | 1995-11-28 | Ciba-Geigy Corporation | Sulfonation of benzofuranylbiphenyls |
| EP0344776B1 (de) * | 1988-06-02 | 1994-09-21 | Ciba-Geigy Ag | Benzofuranylbiphenyle |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE787576A (fr) * | 1971-08-13 | 1973-02-14 | Hoechst Ag | Derives de benzofuranne et leur utilisation comme azureurs optiques |
| JPS5040627A (nl) * | 1973-08-16 | 1975-04-14 |
-
1977
- 1977-03-16 DE DE19772711363 patent/DE2711363A1/de not_active Withdrawn
-
1978
- 1978-03-13 IT IT21182/78A patent/IT1094903B/it active
- 1978-03-13 CH CH270578A patent/CH637128A5/de not_active IP Right Cessation
- 1978-03-13 US US05/885,349 patent/US4133953A/en not_active Expired - Lifetime
- 1978-03-14 GB GB10037/78A patent/GB1596612A/en not_active Expired
- 1978-03-15 NL NL7802838A patent/NL7802838A/nl not_active Application Discontinuation
- 1978-03-15 JP JP2880678A patent/JPS53113827A/ja active Pending
- 1978-03-16 FR FR7807580A patent/FR2383935A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| GB1596612A (en) | 1981-08-26 |
| IT1094903B (it) | 1985-08-10 |
| CH637128A5 (de) | 1983-07-15 |
| IT7821182A0 (it) | 1978-03-13 |
| FR2383935A1 (fr) | 1978-10-13 |
| DE2711363A1 (de) | 1978-09-21 |
| US4133953A (en) | 1979-01-09 |
| JPS53113827A (en) | 1978-10-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BV | The patent application has lapsed |