HU173174B - Process for producing 3,6-dichloro-2-pyridinecarboxylic acid - Google Patents
Process for producing 3,6-dichloro-2-pyridinecarboxylic acidInfo
- Publication number
- HU173174B HU173174B HU75DO403A HUDO000403A HU173174B HU 173174 B HU173174 B HU 173174B HU 75DO403 A HU75DO403 A HU 75DO403A HU DO000403 A HUDO000403 A HU DO000403A HU 173174 B HU173174 B HU 173174B
- Authority
- HU
- Hungary
- Prior art keywords
- dichloro
- producing
- pyridinecarboxylic acid
- pyridinecarboxylic
- acid
- 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
- C07D213/79—Acids; Esters
- C07D213/803—Processes of preparation
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US53678874A | 1974-12-27 | 1974-12-27 | |
| US53678974A | 1974-12-27 | 1974-12-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| HU173174B true HU173174B (en) | 1979-03-28 |
Family
ID=27065265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HU75DO403A HU173174B (en) | 1974-12-27 | 1975-12-22 | Process for producing 3,6-dichloro-2-pyridinecarboxylic acid |
Country Status (13)
| Country | Link |
|---|---|
| JP (1) | JPS5188971A (en) |
| AR (1) | AR218217A1 (en) |
| BR (1) | BR7508648A (en) |
| CA (1) | CA1050989A (en) |
| CS (1) | CS187331B2 (en) |
| DE (1) | DE2558399C3 (en) |
| FR (1) | FR2295952A1 (en) |
| GB (1) | GB1469610A (en) |
| HU (1) | HU173174B (en) |
| IN (1) | IN140318B (en) |
| MY (1) | MY7800020A (en) |
| NL (1) | NL181358C (en) |
| PH (1) | PH11766A (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS588235U (en) * | 1981-07-09 | 1983-01-19 | 三洋電機株式会社 | timer circuit |
| DE3600287A1 (en) * | 1986-01-08 | 1987-07-16 | Bayer Ag | 1-ARYLPYRAZOLE |
| TWI579274B (en) | 2012-04-20 | 2017-04-21 | 龍馬躍公司 | Improved processes for the preparation of 1-aryl-5-alkyl pyrazole compounds |
| CN105503713A (en) * | 2015-12-24 | 2016-04-20 | 浙江埃森化学有限公司 | Method for preparing 3,6-dichloro-pyridine-2-carboxylic acid through hydrogenation reduction of 3,4,5,6-tetrachloropyridine-2-carboxylic acid |
-
1975
- 1975-11-10 IN IN2143/CAL/75A patent/IN140318B/en unknown
- 1975-12-22 HU HU75DO403A patent/HU173174B/en unknown
- 1975-12-22 NL NLAANVRAGE7514931,A patent/NL181358C/en not_active IP Right Cessation
- 1975-12-23 DE DE2558399A patent/DE2558399C3/en not_active Expired
- 1975-12-23 GB GB5274275A patent/GB1469610A/en not_active Expired
- 1975-12-23 JP JP50153898A patent/JPS5188971A/en active Granted
- 1975-12-23 FR FR7539506A patent/FR2295952A1/en active Granted
- 1975-12-23 CS CS758831A patent/CS187331B2/en unknown
- 1975-12-23 CA CA242,410A patent/CA1050989A/en not_active Expired
- 1975-12-23 AR AR261751A patent/AR218217A1/en active
- 1975-12-23 PH PH17918A patent/PH11766A/en unknown
- 1975-12-26 BR BR7508648*A patent/BR7508648A/en unknown
-
1978
- 1978-12-31 MY MY197820A patent/MY7800020A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL7514931A (en) | 1976-06-29 |
| MY7800020A (en) | 1978-12-31 |
| NL181358B (en) | 1987-03-02 |
| AR218217A1 (en) | 1980-05-30 |
| DE2558399A1 (en) | 1976-07-01 |
| FR2295952A1 (en) | 1976-07-23 |
| PH11766A (en) | 1978-06-27 |
| DE2558399C3 (en) | 1978-03-30 |
| JPS5337350B2 (en) | 1978-10-07 |
| JPS5188971A (en) | 1976-08-04 |
| CS187331B2 (en) | 1979-01-31 |
| IN140318B (en) | 1976-10-16 |
| CA1050989A (en) | 1979-03-20 |
| GB1469610A (en) | 1977-04-06 |
| DE2558399B2 (en) | 1977-08-04 |
| FR2295952B1 (en) | 1978-05-19 |
| BR7508648A (en) | 1976-09-08 |
| AU8779275A (en) | 1977-06-30 |
| NL181358C (en) | 1987-08-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| HU90 | Patent valid on 900628 |