CH617680A5 - - Google Patents
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- Publication number
- CH617680A5 CH617680A5 CH412476A CH412476A CH617680A5 CH 617680 A5 CH617680 A5 CH 617680A5 CH 412476 A CH412476 A CH 412476A CH 412476 A CH412476 A CH 412476A CH 617680 A5 CH617680 A5 CH 617680A5
- Authority
- CH
- Switzerland
- Prior art keywords
- chloronicotinic acid
- product
- acid chloride
- chloronicotinic
- 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
-
- 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
- C07D213/80—Acids; Esters in position 3
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pyridine Compounds (AREA)
Priority Applications (11)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH412476A CH617680A5 (ja) | 1976-04-02 | 1976-04-02 | |
GB12639/77A GB1511636A (en) | 1976-04-02 | 1977-03-25 | Process for the preparation of 2-chloronicotinic acid |
DE19772713316 DE2713316A1 (de) | 1976-04-02 | 1977-03-25 | Verfahren zur herstellung reinweisser 2-chlornikotinsaeure |
SE7703617A SE7703617L (sv) | 1976-04-02 | 1977-03-29 | Forfarande for framstellning av 2-klornikotinsyra |
IT48753/77A IT1086878B (it) | 1976-04-02 | 1977-03-31 | Procedimento per produrre acido 2-cloronicotinico bianco puro |
JP3748277A JPS52122377A (en) | 1976-04-02 | 1977-03-31 | Method of preparation of 22chloronicotinic acid |
FR7709982A FR2346333A1 (fr) | 1976-04-02 | 1977-04-01 | Procede de preparation d'acide 2-chloronicotinique d'un blanc pur |
ES457434A ES457434A1 (es) | 1976-04-02 | 1977-04-01 | Procedimiento para la preparacion de acido 2-cloronicotinicode color blanco puro. |
DD7700198211A DD128779A5 (de) | 1976-04-02 | 1977-04-01 | Verfahren zur herstellung reinweisser 2-chlornikotinsaeure |
DK146277A DK146277A (da) | 1976-04-02 | 1977-04-01 | Fremgangsmade til fremstilling af 2-chlornicotinsyre |
US05/784,323 US4144238A (en) | 1976-04-02 | 1977-04-04 | Process for the production of pure white 2-chloronicotinic acid |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH412476A CH617680A5 (ja) | 1976-04-02 | 1976-04-02 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH617680A5 true CH617680A5 (ja) | 1980-06-13 |
Family
ID=4270267
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH412476A CH617680A5 (ja) | 1976-04-02 | 1976-04-02 |
Country Status (11)
Country | Link |
---|---|
US (1) | US4144238A (ja) |
JP (1) | JPS52122377A (ja) |
CH (1) | CH617680A5 (ja) |
DD (1) | DD128779A5 (ja) |
DE (1) | DE2713316A1 (ja) |
DK (1) | DK146277A (ja) |
ES (1) | ES457434A1 (ja) |
FR (1) | FR2346333A1 (ja) |
GB (1) | GB1511636A (ja) |
IT (1) | IT1086878B (ja) |
SE (1) | SE7703617L (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4504665A (en) * | 1982-04-12 | 1985-03-12 | Ishihara Sangyo Kaisha Ltd. | Process for producing chloronicotinic acid compounds |
DE3840954A1 (de) * | 1988-12-05 | 1990-06-07 | Shell Int Research | Herstellung von 2-chlornicotinsaeureestern |
ZA931855B (en) * | 1992-03-20 | 1993-10-05 | Lonza Ag | A process for producing aromatic, nitrogen containing, heterocyclic carboxylic acid chlorides |
DE19834565A1 (de) * | 1998-07-31 | 2000-02-03 | Basf Ag | Verfahren zur Herstellung von 2-Halogennikotinsäurederivaten sowie neue 2-Chlornikotinsäureester |
CN101817781B (zh) * | 2010-01-21 | 2012-05-30 | 浙江工业大学 | 一种2-氯烟酸的合成方法 |
CN106187876A (zh) * | 2016-07-13 | 2016-12-07 | 南京红太阳生物化学有限责任公司 | 一种2‑氯烟酸的合成方法 |
CN109836376B (zh) * | 2019-04-10 | 2022-03-22 | 江苏汉阔生物有限公司 | 一种以2,3-吡啶二羧酸为原料制备2-氯代烟酸的方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DD80209A (ja) * |
-
1976
- 1976-04-02 CH CH412476A patent/CH617680A5/de not_active IP Right Cessation
-
1977
- 1977-03-25 DE DE19772713316 patent/DE2713316A1/de not_active Withdrawn
- 1977-03-25 GB GB12639/77A patent/GB1511636A/en not_active Expired
- 1977-03-29 SE SE7703617A patent/SE7703617L/xx not_active Application Discontinuation
- 1977-03-31 IT IT48753/77A patent/IT1086878B/it active
- 1977-03-31 JP JP3748277A patent/JPS52122377A/ja active Pending
- 1977-04-01 DD DD7700198211A patent/DD128779A5/xx unknown
- 1977-04-01 ES ES457434A patent/ES457434A1/es not_active Expired
- 1977-04-01 FR FR7709982A patent/FR2346333A1/fr active Granted
- 1977-04-01 DK DK146277A patent/DK146277A/da not_active IP Right Cessation
- 1977-04-04 US US05/784,323 patent/US4144238A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE2713316A1 (de) | 1977-10-27 |
SE7703617L (sv) | 1977-10-03 |
DK146277A (da) | 1977-10-03 |
GB1511636A (en) | 1978-05-24 |
FR2346333A1 (fr) | 1977-10-28 |
IT1086878B (it) | 1985-05-31 |
JPS52122377A (en) | 1977-10-14 |
FR2346333B1 (ja) | 1982-06-04 |
DD128779A5 (de) | 1977-12-07 |
US4144238A (en) | 1979-03-13 |
ES457434A1 (es) | 1978-02-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |