GB8502531D0 - Preparation of pyridine - Google Patents
Preparation of pyridineInfo
- Publication number
- GB8502531D0 GB8502531D0 GB858502531A GB8502531A GB8502531D0 GB 8502531 D0 GB8502531 D0 GB 8502531D0 GB 858502531 A GB858502531 A GB 858502531A GB 8502531 A GB8502531 A GB 8502531A GB 8502531 D0 GB8502531 D0 GB 8502531D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- pyridine
- preparation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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
- C07D213/61—Halogen atoms or nitro radicals
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pyridine Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/US1983/001146 WO1985000600A1 (en) | 1983-07-25 | 1983-07-25 | Preparation of 2-chloro-5-trichloromethyl pyridine from lower chlorinated beta-picolines |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8502531D0 true GB8502531D0 (en) | 1985-03-06 |
GB2154582A GB2154582A (en) | 1985-09-11 |
GB2154582B GB2154582B (en) | 1987-03-25 |
Family
ID=22175381
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB08502531A Expired GB2154582B (en) | 1983-07-25 | 1983-07-25 | Preparation of 2-chloro-5-trichloromethylpyridine from lower chlorinated beta-picolines |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0149604A1 (en) |
JP (1) | JPS60501902A (en) |
GB (1) | GB2154582B (en) |
WO (1) | WO1985000600A1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8821837D0 (en) * | 1988-09-16 | 1988-10-19 | Renishaw Plc | Scale for use with opto-electronic scale reading apparatus |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1599783A (en) * | 1978-02-15 | 1981-10-07 | Ici Ltd | Partial chlorination of 3-methyl pyridine |
JPS5543017A (en) * | 1978-09-22 | 1980-03-26 | Ishihara Sangyo Kaisha Ltd | Preparation of 2-chloro-5-trichloromethylpyridine |
-
1983
- 1983-07-25 EP EP19830902714 patent/EP0149604A1/en not_active Withdrawn
- 1983-07-25 JP JP50279883A patent/JPS60501902A/en active Pending
- 1983-07-25 WO PCT/US1983/001146 patent/WO1985000600A1/en unknown
- 1983-07-25 GB GB08502531A patent/GB2154582B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
WO1985000600A1 (en) | 1985-02-14 |
JPS60501902A (en) | 1985-11-07 |
GB2154582A (en) | 1985-09-11 |
GB2154582B (en) | 1987-03-25 |
EP0149604A1 (en) | 1985-07-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732 | Registration of transactions, instruments or events in the register (sect. 32/1977) | ||
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19950725 |