DD128779A5 - Verfahren zur herstellung reinweisser 2-chlornikotinsaeure - Google Patents

Verfahren zur herstellung reinweisser 2-chlornikotinsaeure

Info

Publication number
DD128779A5
DD128779A5 DD7700198211A DD19821177A DD128779A5 DD 128779 A5 DD128779 A5 DD 128779A5 DD 7700198211 A DD7700198211 A DD 7700198211A DD 19821177 A DD19821177 A DD 19821177A DD 128779 A5 DD128779 A5 DD 128779A5
Authority
DD
German Democratic Republic
Prior art keywords
chloroicotinic
acid
pure white
producing pure
producing
Prior art date
Application number
DD7700198211A
Other languages
German (de)
English (en)
Inventor
Adel Said
Original Assignee
Lonza Ag
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Lonza Ag filed Critical Lonza Ag
Publication of DD128779A5 publication Critical patent/DD128779A5/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D213/00Heterocyclic 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
    • C07D213/02Heterocyclic 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
    • C07D213/04Heterocyclic 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
    • C07D213/60Heterocyclic 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
    • C07D213/78Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, e.g. ester or nitrile radicals
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D213/00Heterocyclic 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
    • C07D213/02Heterocyclic 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
    • C07D213/04Heterocyclic 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
    • C07D213/60Heterocyclic 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
    • C07D213/78Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, e.g. ester or nitrile radicals
    • C07D213/79Acids; Esters
    • C07D213/80Acids; Esters in position 3

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pyridine Compounds (AREA)
DD7700198211A 1976-04-02 1977-04-01 Verfahren zur herstellung reinweisser 2-chlornikotinsaeure DD128779A5 (de)

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
DD128779A5 true DD128779A5 (de) 1977-12-07

Family

ID=4270267

Family Applications (1)

Application Number Title Priority Date Filing Date
DD7700198211A DD128779A5 (de) 1976-04-02 1977-04-01 Verfahren zur herstellung reinweisser 2-chlornikotinsaeure

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD80209A (ja) *

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
CH617680A5 (ja) 1980-06-13
FR2346333A1 (fr) 1977-10-28
IT1086878B (it) 1985-05-31
JPS52122377A (en) 1977-10-14
FR2346333B1 (ja) 1982-06-04
US4144238A (en) 1979-03-13
ES457434A1 (es) 1978-02-16

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