DE2202270A1 - Verfahren zur Herstellung von heterocyclischen Verbindungen - Google Patents
Verfahren zur Herstellung von heterocyclischen VerbindungenInfo
- Publication number
- DE2202270A1 DE2202270A1 DE19722202270 DE2202270A DE2202270A1 DE 2202270 A1 DE2202270 A1 DE 2202270A1 DE 19722202270 DE19722202270 DE 19722202270 DE 2202270 A DE2202270 A DE 2202270A DE 2202270 A1 DE2202270 A1 DE 2202270A1
- Authority
- DE
- Germany
- Prior art keywords
- ethyl
- parts
- methyl
- hydroxypyrid
- hydroxy
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D213/62—Oxygen or sulfur atoms
- C07D213/69—Two or more oxygen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D213/78—Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, e.g. ester or nitrile radicals
- C07D213/84—Nitriles
- C07D213/85—Nitriles in position 3
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pyridine Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB347071 | 1971-01-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2202270A1 true DE2202270A1 (de) | 1972-08-10 |
Family
ID=9758926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19722202270 Pending DE2202270A1 (de) | 1971-01-29 | 1972-01-18 | Verfahren zur Herstellung von heterocyclischen Verbindungen |
Country Status (5)
| Country | Link |
|---|---|
| CH (1) | CH562799A5 (ko) |
| DE (1) | DE2202270A1 (ko) |
| FR (1) | FR2123533B1 (ko) |
| GB (1) | GB1351383A (ko) |
| IT (1) | IT951970B (ko) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2061420A5 (en) * | 1968-09-24 | 1971-06-18 | Ici Ltd | Hydroxypyridone derivatives azo dye coup - ling components |
-
1971
- 1971-01-29 GB GB1351383D patent/GB1351383A/en not_active Expired
- 1971-12-31 IT IT3323471A patent/IT951970B/it active
-
1972
- 1972-01-18 DE DE19722202270 patent/DE2202270A1/de active Pending
- 1972-01-19 CH CH77172A patent/CH562799A5/xx not_active IP Right Cessation
- 1972-01-28 FR FR7202975A patent/FR2123533B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2123533A1 (ko) | 1972-09-08 |
| GB1351383A (en) | 1974-04-24 |
| IT951970B (it) | 1973-07-10 |
| CH562799A5 (ko) | 1975-06-13 |
| FR2123533B1 (ko) | 1977-01-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OHJ | Non-payment of the annual fee |