CS215035B2 - Method of making the 2,3,5-trichlorpyridine - Google Patents
Method of making the 2,3,5-trichlorpyridine Download PDFInfo
- Publication number
- CS215035B2 CS215035B2 CS798390A CS839079A CS215035B2 CS 215035 B2 CS215035 B2 CS 215035B2 CS 798390 A CS798390 A CS 798390A CS 839079 A CS839079 A CS 839079A CS 215035 B2 CS215035 B2 CS 215035B2
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- copper
- acrylonitrile
- trichloroacetaldehyde
- trichloropyridine
- solvent
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles
-
- 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
- C07D213/61—Halogen atoms or nitro radicals
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pyridine Compounds (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Catalysts (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1239478 | 1978-12-05 | ||
CH1239578 | 1978-12-05 | ||
CH948979 | 1979-10-23 | ||
CH948879 | 1979-10-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
CS215035B2 true CS215035B2 (en) | 1982-06-25 |
Family
ID=27429223
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CS798390A CS215035B2 (en) | 1978-12-05 | 1979-12-04 | Method of making the 2,3,5-trichlorpyridine |
Country Status (18)
Country | Link |
---|---|
US (1) | US4245098A (xx) |
EP (1) | EP0012117B1 (xx) |
AR (1) | AR222846A1 (xx) |
AU (1) | AU527950B2 (xx) |
BR (1) | BR7907901A (xx) |
CA (1) | CA1123836A (xx) |
CS (1) | CS215035B2 (xx) |
DD (1) | DD149065A5 (xx) |
DE (1) | DE2962105D1 (xx) |
ES (1) | ES486574A1 (xx) |
FI (1) | FI70703C (xx) |
GR (1) | GR73036B (xx) |
HU (1) | HU184064B (xx) |
IL (1) | IL58872A (xx) |
NO (2) | NO154165C (xx) |
PL (1) | PL122604B1 (xx) |
SU (1) | SU942592A3 (xx) |
TR (1) | TR21019A (xx) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3070085D1 (en) * | 1979-11-30 | 1985-03-14 | Ciba Geigy Ag | Process for the preparation of 2,3,5,6-tetrachloropyridine and 3,5,6-trichloropyridin-2-ol |
US4360676A (en) * | 1979-11-30 | 1982-11-23 | Ciba-Geigy Corporation | 3,3,5-Trichloroglutaric acid imide |
DE3167712D1 (en) * | 1980-08-27 | 1985-01-24 | Ciba Geigy Ag | Process for the preparation of chloropyridines substituted with methyl or trifluoromethyl groups |
US4577028A (en) * | 1981-10-20 | 1986-03-18 | Ciba-Geigy Corporation | 5-Haloalkyl-pyridines |
US4473696A (en) * | 1982-10-07 | 1984-09-25 | Ici Americas Inc. | Synthesis of 2-substituted-5-methyl-pyridines |
US4435573A (en) * | 1982-10-25 | 1984-03-06 | The Dow Chemical Company | Process for the preparation of substituted pyridines |
US4468354A (en) * | 1983-02-15 | 1984-08-28 | The Dow Chemical Company | Continuous process for preparing 5-oxo-2,4-dichloro-4-substituted pentanenitriles |
AU571683B2 (en) * | 1984-05-23 | 1988-04-21 | Zeneca Ag Products Inc. | 2-substituted-5-methylpyridines from methylcyclobutane- carbonitrile, valeronitrile and pentenonitrile intermediates |
US5106984A (en) * | 1985-12-20 | 1992-04-21 | The Dow Chemical Company | 2-hydrocarbyl-3,6-dichloropyridines and their preparation |
ATE77079T1 (de) * | 1987-09-09 | 1992-06-15 | Dowelanco | 2-hydrocarbyl-3,6-dichlorpyridine und ihre herstellung. |
IL86341A (en) * | 1988-05-11 | 1992-02-16 | Pamol Ltd | Preparation of polychloropyridine derivatives and intermediates therefor |
US4996323A (en) * | 1989-05-12 | 1991-02-26 | The Dow Chemical Company | Process for the preparation of 3,5,6-trichloropyridin-2-ol |
NL9000034A (nl) * | 1990-01-06 | 1991-08-01 | Stamicarbon | Werkwijze voor de bereiding van 5-oxohexaannitrillen alsmede de stof 2,4-dimethyl-5-oxohexaannitril. |
US5254712A (en) * | 1990-01-06 | 1993-10-19 | Stamicarbon B.V. | Process for the preparation of 5-oxohexane nitriles and the compound 2,4-dimethyl-5-oxohexane nitrile |
US5229519A (en) * | 1992-03-06 | 1993-07-20 | Reilly Industries, Inc. | Process for preparing 2-halo-5-halomethylpyridines |
US5688953A (en) * | 1996-07-31 | 1997-11-18 | Dowelanco | Process for the preparation of 3,3,5-trichloroglutarimide |
US6051714A (en) * | 1998-03-12 | 2000-04-18 | Reilly Industries, Inc. | Processes for dechlorinating pyridines |
USD889872S1 (en) * | 2018-08-09 | 2020-07-14 | Niangao Zhao | Bench |
CN117964574A (zh) * | 2021-02-07 | 2024-05-03 | 兰州康鹏威耳化工有限公司 | 一种5-氯甲基-2-三氟甲基-1,3,4-噁二唑的制备方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3592817A (en) * | 1968-05-17 | 1971-07-13 | Dow Chemical Co | Preparation of perchloropyridine and perchlorocyanopyridine compounds by vapor phase chlorination of aliphatic nitriles |
GB1334922A (en) * | 1971-05-04 | 1973-10-24 | Ici Ltd | Manufacture of halogenated pyridine derivatives |
-
1979
- 1979-11-28 US US06/098,017 patent/US4245098A/en not_active Expired - Lifetime
- 1979-12-03 DD DD79217329A patent/DD149065A5/de not_active IP Right Cessation
- 1979-12-03 CA CA341,061A patent/CA1123836A/en not_active Expired
- 1979-12-03 AR AR279127A patent/AR222846A1/es active
- 1979-12-03 GR GR60656A patent/GR73036B/el unknown
- 1979-12-03 EP EP79810171A patent/EP0012117B1/de not_active Expired
- 1979-12-03 FI FI793783A patent/FI70703C/fi not_active IP Right Cessation
- 1979-12-03 DE DE7979810171T patent/DE2962105D1/de not_active Expired
- 1979-12-04 SU SU792847570A patent/SU942592A3/ru active
- 1979-12-04 IL IL58872A patent/IL58872A/xx not_active IP Right Cessation
- 1979-12-04 ES ES486574A patent/ES486574A1/es not_active Expired
- 1979-12-04 CS CS798390A patent/CS215035B2/cs unknown
- 1979-12-04 HU HU79CI1994A patent/HU184064B/hu not_active IP Right Cessation
- 1979-12-04 AU AU53460/79A patent/AU527950B2/en not_active Ceased
- 1979-12-04 BR BR7907901A patent/BR7907901A/pt not_active IP Right Cessation
- 1979-12-04 NO NO793953A patent/NO154165C/no unknown
- 1979-12-05 PL PL1979220156A patent/PL122604B1/pl unknown
- 1979-12-05 TR TR21019A patent/TR21019A/xx unknown
-
1984
- 1984-08-14 NO NO843244A patent/NO153847C/no unknown
Also Published As
Publication number | Publication date |
---|---|
FI70703B (fi) | 1986-06-26 |
GR73036B (xx) | 1984-01-26 |
DE2962105D1 (en) | 1982-03-18 |
FI793783A (fi) | 1980-06-06 |
TR21019A (tr) | 1983-05-16 |
NO153847C (no) | 1986-06-04 |
NO154165B (no) | 1986-04-21 |
NO154165C (no) | 1986-07-30 |
NO843244L (no) | 1980-06-06 |
NO153847B (no) | 1986-02-24 |
DD149065A5 (de) | 1981-06-24 |
US4245098A (en) | 1981-01-13 |
BR7907901A (pt) | 1980-07-22 |
EP0012117A1 (de) | 1980-06-11 |
AU5346079A (en) | 1980-06-12 |
EP0012117B1 (de) | 1982-02-10 |
NO793953L (no) | 1980-06-06 |
PL122604B1 (en) | 1982-08-31 |
AR222846A1 (es) | 1981-06-30 |
PL220156A1 (xx) | 1980-12-01 |
IL58872A (en) | 1982-11-30 |
HU184064B (en) | 1984-06-28 |
SU942592A3 (ru) | 1982-07-07 |
AU527950B2 (en) | 1983-03-31 |
IL58872A0 (en) | 1980-03-31 |
FI70703C (fi) | 1986-10-06 |
ES486574A1 (es) | 1980-10-01 |
CA1123836A (en) | 1982-05-18 |
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