BE785802A - Preparation de 2,2'-bipyridyles - Google Patents
Preparation de 2,2'-bipyridylesInfo
- Publication number
- BE785802A BE785802A BE785802DA BE785802A BE 785802 A BE785802 A BE 785802A BE 785802D A BE785802D A BE 785802DA BE 785802 A BE785802 A BE 785802A
- Authority
- BE
- Belgium
- Prior art keywords
- bipyridyles
- preparation
- 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
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C19/00—Alloys based on nickel or cobalt
- C22C19/007—Alloys based on nickel or cobalt with a light metal (alkali metal Li, Na, K, Rb, Cs; earth alkali metal Be, Mg, Ca, Sr, Ba, Al Ga, Ge, Ti) or B, Si, Zr, Hf, Sc, Y, lanthanides, actinides, as the next major constituent
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Pyridine Compounds (AREA)
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3331071A GB1390028A (en) | 1971-07-15 | 1971-07-15 | Preparation of 2,2-bipyridyls |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE785802A true BE785802A (fr) | 1973-01-03 |
Family
ID=10351294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE785802D BE785802A (fr) | 1971-07-15 | Preparation de 2,2'-bipyridyles |
Country Status (12)
| Country | Link |
|---|---|
| JP (1) | JPS5734261B1 (xx) |
| AU (1) | AU462640B2 (xx) |
| BE (1) | BE785802A (xx) |
| CA (1) | CA985688A (xx) |
| CS (1) | CS177827B2 (xx) |
| DE (1) | DE2230560C3 (xx) |
| FR (1) | FR2145671B1 (xx) |
| GB (1) | GB1390028A (xx) |
| HU (1) | HU168640B (xx) |
| IT (1) | IT956779B (xx) |
| PL (1) | PL83674B1 (xx) |
| ZA (1) | ZA724187B (xx) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4966972A (en) * | 1989-01-19 | 1990-10-30 | Reilly Industries, Inc. | Process and catalyst for the preparation of 2,2'-bipyridyls |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB897473A (en) * | 1960-01-18 | 1962-05-30 | Ici Australia Ltd | Method and apparatus for the manufacture of 2:2-dipyridyl |
| NL290426A (xx) * | 1963-01-18 |
-
0
- BE BE785802D patent/BE785802A/xx not_active IP Right Cessation
-
1971
- 1971-07-15 GB GB3331071A patent/GB1390028A/en not_active Expired
-
1972
- 1972-06-19 ZA ZA724187A patent/ZA724187B/xx unknown
- 1972-06-21 PL PL1972156178A patent/PL83674B1/pl unknown
- 1972-06-21 AU AU43686/72A patent/AU462640B2/en not_active Expired
- 1972-06-22 IT IT26051/72A patent/IT956779B/it active
- 1972-06-22 DE DE2230560A patent/DE2230560C3/de not_active Expired
- 1972-07-13 FR FR7225435A patent/FR2145671B1/fr not_active Expired
- 1972-07-13 CA CA147,111A patent/CA985688A/en not_active Expired
- 1972-07-14 CS CS5020A patent/CS177827B2/cs unknown
- 1972-07-14 JP JP7067672A patent/JPS5734261B1/ja active Pending
- 1972-07-14 HU HUIE520A patent/HU168640B/hu unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ZA724187B (en) | 1973-03-28 |
| FR2145671B1 (xx) | 1979-10-05 |
| CA985688A (en) | 1976-03-16 |
| HU168640B (en) | 1976-06-28 |
| DE2230560B2 (de) | 1981-04-30 |
| GB1390028A (en) | 1975-04-09 |
| AU462640B2 (en) | 1975-07-03 |
| DE2230560C3 (de) | 1982-03-25 |
| AU4368672A (en) | 1974-01-03 |
| IT956779B (it) | 1973-10-10 |
| CS177827B2 (xx) | 1977-08-31 |
| FR2145671A1 (xx) | 1973-02-23 |
| DE2230560A1 (de) | 1973-02-01 |
| JPS5734261B1 (xx) | 1982-07-22 |
| PL83674B1 (xx) | 1975-12-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE20 | Patent expired |
Owner name: IMPERIAL CHEMICAL INDUSTRIES L.T.D. Effective date: 19920703 |