CH495987A - Verfahren zur Abtrennung eines 4,4'-Bipyridyliumsalzes aus einer Mischung oder Lösung, die dieses Salz enthält - Google Patents

Verfahren zur Abtrennung eines 4,4'-Bipyridyliumsalzes aus einer Mischung oder Lösung, die dieses Salz enthält

Info

Publication number
CH495987A
CH495987A CH503666A CH503666A CH495987A CH 495987 A CH495987 A CH 495987A CH 503666 A CH503666 A CH 503666A CH 503666 A CH503666 A CH 503666A CH 495987 A CH495987 A CH 495987A
Authority
CH
Switzerland
Prior art keywords
salt
separation
mixture
solution containing
bipyridylium
Prior art date
Application number
CH503666A
Other languages
English (en)
Inventor
Edward Colchester John
Hubert Entwisle John
Berkeley Green Maurice
Original Assignee
Ici Ltd
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 Ici Ltd filed Critical Ici Ltd
Publication of CH495987A publication Critical patent/CH495987A/de

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
    • C07D213/06—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 containing only hydrogen and carbon atoms in addition to the ring nitrogen atom
    • C07D213/22—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 containing only hydrogen and carbon atoms in addition to the ring nitrogen atom containing two or more pyridine rings directly linked together, e.g. bipyridyl
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C65/00—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
    • C07C65/01—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups containing hydroxy or O-metal groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C65/00—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
    • C07C65/32—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups containing keto groups
    • C07C65/40—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups containing keto groups containing singly bound oxygen-containing groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Pyridine Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Seasonings (AREA)
  • Paper (AREA)
CH503666A 1965-04-06 1966-04-06 Verfahren zur Abtrennung eines 4,4'-Bipyridyliumsalzes aus einer Mischung oder Lösung, die dieses Salz enthält CH495987A (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB14577/65A GB1073824A (en) 1965-04-06 1965-04-06 Separation of a 4:4-bipyridylium salt from a mixture containing it
GB14577/66A GB1114223A (en) 1965-04-06 1966-04-01 Hydroxy benzoic acid derivatives

Publications (1)

Publication Number Publication Date
CH495987A true CH495987A (de) 1970-09-15

Family

ID=26250647

Family Applications (2)

Application Number Title Priority Date Filing Date
CH503666A CH495987A (de) 1965-04-06 1966-04-06 Verfahren zur Abtrennung eines 4,4'-Bipyridyliumsalzes aus einer Mischung oder Lösung, die dieses Salz enthält
CH393367A CH471767A (fr) 1965-04-06 1967-03-17 Procédé de préparation de dérivés de l'acide hydroxybenzoïque

Family Applications After (1)

Application Number Title Priority Date Filing Date
CH393367A CH471767A (fr) 1965-04-06 1967-03-17 Procédé de préparation de dérivés de l'acide hydroxybenzoïque

Country Status (12)

Country Link
US (2) US3464981A (de)
BE (2) BE679157A (de)
BR (1) BR6678508D0 (de)
CH (2) CH495987A (de)
CS (1) CS151449B2 (de)
DE (2) DE1695235A1 (de)
DK (2) DK112384B (de)
ES (1) ES338699A1 (de)
FR (2) FR1604920A (de)
GB (2) GB1073824A (de)
NL (2) NL6604521A (de)
SE (2) SE317677B (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5513238A (en) * 1978-07-17 1980-01-30 Banyu Pharmaceut Co Ltd Novel compound having immunoactivating action, its preparation and application
CN105348175B (zh) * 2015-12-23 2018-05-01 山东胜邦绿野化学有限公司 一种百草枯的提纯方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB748224A (en) * 1953-02-17 1956-04-25 May & Baker Ltd Improvements in or relating to bis-quaternary ammonium salts
US2766249A (en) * 1955-01-13 1956-10-09 Heyden Chemical Corp Production of stilbene derivatives and products
NL287014A (de) * 1961-12-20

Also Published As

Publication number Publication date
BE695679A (de) 1967-09-01
NL6604521A (de) 1966-10-07
BE679157A (de) 1966-10-06
BR6678508D0 (pt) 1973-10-25
NL6704244A (de) 1967-10-02
DE1593744A1 (de) 1970-12-10
SE317677B (de) 1969-11-24
SE328899B (de) 1970-09-28
DK123521B (da) 1972-07-03
FR6472M (de) 1968-11-18
DK112384B (da) 1968-12-09
CS151449B2 (de) 1973-10-19
FR1604920A (de) 1971-05-15
CH471767A (fr) 1969-04-30
US3564050A (en) 1971-02-16
DE1695235A1 (de) 1974-07-04
GB1114223A (en) 1968-05-22
US3464981A (en) 1969-09-02
ES338699A1 (es) 1968-04-01
GB1073824A (en) 1967-06-28

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Legal Events

Date Code Title Description
PL Patent ceased