CH335071A - Procédé de préparation de cyanopyridines - Google Patents
Procédé de préparation de cyanopyridinesInfo
- Publication number
- CH335071A CH335071A CH335071DA CH335071A CH 335071 A CH335071 A CH 335071A CH 335071D A CH335071D A CH 335071DA CH 335071 A CH335071 A CH 335071A
- Authority
- CH
- Switzerland
- Prior art keywords
- cyanopyridines
- preparing
- preparing cyanopyridines
- 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
- C07D213/60—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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/16—Clays or other mineral silicates
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Pyridine Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB335071X | 1954-12-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH335071A true CH335071A (fr) | 1958-12-31 |
Family
ID=10353853
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH335071D CH335071A (fr) | 1954-12-09 | 1955-11-18 | Procédé de préparation de cyanopyridines |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE543424A (ro) |
CH (1) | CH335071A (ro) |
DE (1) | DE1067435B (ro) |
NL (2) | NL99283C (ro) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL297040A (ro) * | 1962-09-01 | |||
DE1193506B (de) * | 1962-11-12 | 1965-05-26 | Leuna Werke Veb | Verfahren zur Herstellung von 3-oder 4-Cyanpyridinen |
US3929811A (en) * | 1973-11-15 | 1975-12-30 | Lummus Co | Production of pyridine nitriles and carboxylic acids |
-
0
- NL NL202028D patent/NL202028A/xx unknown
- NL NL99283D patent/NL99283C/xx active
- BE BE543424D patent/BE543424A/xx unknown
- DE DENDAT1067435D patent/DE1067435B/de active Pending
-
1955
- 1955-11-18 CH CH335071D patent/CH335071A/fr unknown
Also Published As
Publication number | Publication date |
---|---|
NL99283C (ro) | |
BE543424A (ro) | |
DE1067435B (de) | 1959-10-22 |
NL202028A (ro) |
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