BE643071A - - Google Patents
Info
- Publication number
- BE643071A BE643071A BE643071A BE643071A BE643071A BE 643071 A BE643071 A BE 643071A BE 643071 A BE643071 A BE 643071A BE 643071 A BE643071 A BE 643071A BE 643071 A BE643071 A BE 643071A
- Authority
- BE
- Belgium
- 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.)
- Expired
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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US254492A US3153045A (en) | 1963-01-28 | 1963-01-28 | Process for the simultaneous preparation of 2-bromopyridine and 2-chloropyridine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE643071A true BE643071A (pt) | 1964-07-28 |
Family
ID=22964491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE643071A Expired BE643071A (pt) | 1963-01-28 | 1964-01-28 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3153045A (pt) |
| BE (1) | BE643071A (pt) |
| DE (1) | DE1470142A1 (pt) |
| GB (1) | GB1037121A (pt) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL130304C (pt) * | 1964-02-12 | |||
| US4291165A (en) * | 1980-08-18 | 1981-09-22 | Olin Corporation | Process for making 2-bromopyridine |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2820791A (en) * | 1958-01-21 | Chemical manufacture | ||
| US1977662A (en) * | 1931-05-21 | 1934-10-23 | Dow Chemical Co | Process of halogenating pyridines |
| US2480091A (en) * | 1944-09-18 | 1949-08-23 | Dow Chemical Co | Production of 3-bromopyridine and its hydrochloride |
| US2839534A (en) * | 1956-08-31 | 1958-06-17 | Pittsburgh Coke & Chemical Co | Production of 2-chloropyridine |
-
1963
- 1963-01-28 US US254492A patent/US3153045A/en not_active Expired - Lifetime
-
1964
- 1964-01-02 GB GB229/64A patent/GB1037121A/en not_active Expired
- 1964-01-04 DE DE19641470142 patent/DE1470142A1/de not_active Withdrawn
- 1964-01-28 BE BE643071A patent/BE643071A/xx not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3153045A (en) | 1964-10-13 |
| GB1037121A (en) | 1966-07-27 |
| DE1470142A1 (de) | 1969-04-10 |