NL179376C - Werkwijze ter bereiding van een 1,1'-digesubstitueerd 4,4'-bipyridyliumzout. - Google Patents
Werkwijze ter bereiding van een 1,1'-digesubstitueerd 4,4'-bipyridyliumzout.Info
- Publication number
- NL179376C NL179376C NLAANVRAGE8500042,A NL8500042A NL179376C NL 179376 C NL179376 C NL 179376C NL 8500042 A NL8500042 A NL 8500042A NL 179376 C NL179376 C NL 179376C
- Authority
- NL
- Netherlands
- Prior art keywords
- dig
- substituted
- preparing
- bipyridylium salt
- bipyridylium
- Prior art date
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
- C07D213/06—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 containing only hydrogen and carbon atoms in addition to the ring nitrogen atom
- C07D213/22—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 containing only hydrogen and carbon atoms in addition to the ring nitrogen atom containing two or more pyridine rings directly linked together, e.g. bipyridyl
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pyridine Compounds (AREA)
Applications Claiming Priority (14)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB8509/69A GB1277733A (en) | 1968-07-01 | 1968-07-01 | Manufacture of bipyridylium salts |
| GB3136568 | 1968-07-01 | ||
| GB3136568 | 1968-07-01 | ||
| GB4314768 | 1968-09-11 | ||
| GB4314768 | 1968-09-11 | ||
| GB4758568 | 1968-10-08 | ||
| GB4758568 | 1968-10-08 | ||
| GB5185068 | 1968-11-01 | ||
| GB5185068 | 1968-11-01 | ||
| GB6101268 | 1968-12-23 | ||
| GB6101268 | 1968-12-23 | ||
| GB850969 | 1969-02-17 | ||
| NL8003565 | 1980-06-19 | ||
| NLAANVRAGE8003565,A NL177687C (nl) | 1968-07-01 | 1980-06-19 | Werkwijze ter bereiding van een 1,1'-digesubstitueerd 4,4'-bipyridyliumzout. |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NL8500042A NL8500042A (nl) | 1985-05-01 |
| NL179376B NL179376B (nl) | 1986-04-01 |
| NL179376C true NL179376C (nl) | 1986-09-01 |
Family
ID=27562566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NLAANVRAGE8500042,A NL179376C (nl) | 1968-07-01 | 1985-01-08 | Werkwijze ter bereiding van een 1,1'-digesubstitueerd 4,4'-bipyridyliumzout. |
Country Status (1)
| Country | Link |
|---|---|
| NL (1) | NL179376C (nl) |
-
1985
- 1985-01-08 NL NLAANVRAGE8500042,A patent/NL179376C/nl not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| NL8500042A (nl) | 1985-05-01 |
| NL179376B (nl) | 1986-04-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A1B | A search report has been drawn up | ||
| BC | A request for examination has been filed | ||
| V4 | Lapsed because of reaching the maximum lifetime of a patent |