CH663205A5 - Verfahren zur gewinnung von reinem pyridin-2-acetonitril. - Google Patents
Verfahren zur gewinnung von reinem pyridin-2-acetonitril. Download PDFInfo
- Publication number
- CH663205A5 CH663205A5 CH173985A CH173985A CH663205A5 CH 663205 A5 CH663205 A5 CH 663205A5 CH 173985 A CH173985 A CH 173985A CH 173985 A CH173985 A CH 173985A CH 663205 A5 CH663205 A5 CH 663205A5
- Authority
- CH
- Switzerland
- Prior art keywords
- reaction product
- acetonitrile
- pyridine
- methylpyridine
- mol
- Prior art date
Links
- UKVQBONVSSLJBB-UHFFFAOYSA-N 2-pyridin-2-ylacetonitrile Chemical compound N#CCC1=CC=CC=N1 UKVQBONVSSLJBB-UHFFFAOYSA-N 0.000 title description 20
- 238000000034 method Methods 0.000 title description 11
- 239000007795 chemical reaction product Substances 0.000 description 39
- BSKHPKMHTQYZBB-UHFFFAOYSA-N 2-methylpyridine Chemical compound CC1=CC=CC=N1 BSKHPKMHTQYZBB-UHFFFAOYSA-N 0.000 description 38
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 15
- 239000007788 liquid Substances 0.000 description 12
- 238000010791 quenching Methods 0.000 description 10
- QPJDMGCKMHUXFD-UHFFFAOYSA-N cyanogen chloride Chemical compound ClC#N QPJDMGCKMHUXFD-UHFFFAOYSA-N 0.000 description 9
- 230000000171 quenching effect Effects 0.000 description 9
- 229910021529 ammonia Inorganic materials 0.000 description 7
- 238000001816 cooling Methods 0.000 description 6
- 238000004821 distillation Methods 0.000 description 6
- 238000006386 neutralization reaction Methods 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000011084 recovery Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 3
- 229920001223 polyethylene glycol Polymers 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
- 239000002202 Polyethylene glycol Substances 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- WEVYAHXRMPXWCK-UHFFFAOYSA-N acetonitrile Substances CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
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
- C07D213/24—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 substituted hydrocarbon radicals attached to ring carbon atoms
- C07D213/54—Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
- C07D213/57—Nitriles
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pyridine Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19843416160 DE3416160A1 (de) | 1984-05-02 | 1984-05-02 | Verfahren zur gewinnung von reinem pyridin-2-acetonitril |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH663205A5 true CH663205A5 (de) | 1987-11-30 |
Family
ID=6234765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH173985A CH663205A5 (de) | 1984-05-02 | 1985-04-23 | Verfahren zur gewinnung von reinem pyridin-2-acetonitril. |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS60239467A (en, 2012) |
| BE (1) | BE902282A (en, 2012) |
| CH (1) | CH663205A5 (en, 2012) |
| DE (1) | DE3416160A1 (en, 2012) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6448324U (en, 2012) * | 1987-09-21 | 1989-03-24 |
-
1984
- 1984-05-02 DE DE19843416160 patent/DE3416160A1/de not_active Withdrawn
-
1985
- 1985-04-23 CH CH173985A patent/CH663205A5/de not_active IP Right Cessation
- 1985-04-25 BE BE6/48084A patent/BE902282A/fr not_active IP Right Cessation
- 1985-05-02 JP JP9398785A patent/JPS60239467A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60239467A (ja) | 1985-11-28 |
| JPS617422B2 (en, 2012) | 1986-03-06 |
| DE3416160A1 (de) | 1985-11-07 |
| BE902282A (fr) | 1985-10-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |