DK137493B - Fremgangsmåde til fremstilling af quinoxalin-di-N-oxyder. - Google Patents

Fremgangsmåde til fremstilling af quinoxalin-di-N-oxyder.

Info

Publication number
DK137493B
DK137493B DK553567A DK553567A DK137493B DK 137493 B DK137493 B DK 137493B DK 553567 A DK553567 A DK 553567A DK 553567 A DK553567 A DK 553567A DK 137493 B DK137493 B DK 137493B
Authority
DK
Denmark
Prior art keywords
quinoxaline
oxides
preparation
Prior art date
Application number
DK553567A
Other languages
English (en)
Other versions
DK137493C (da
Inventor
Costas Hercules Issidorides
Makhluf Jeryies Haddadin
Original Assignee
Research Corp
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 Research Corp filed Critical Research Corp
Priority to DK14278A priority Critical patent/DK14278A/da
Publication of DK137493B publication Critical patent/DK137493B/da
Application granted granted Critical
Publication of DK137493C publication Critical patent/DK137493C/da

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D235/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings
    • C07D235/02—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings condensed with carbocyclic rings or ring systems
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D235/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings
    • C07D235/02—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings condensed with carbocyclic rings or ring systems
    • C07D235/04—Benzimidazoles; Hydrogenated benzimidazoles
    • C07D235/22—Benzimidazoles; Hydrogenated benzimidazoles with hetero atoms directly attached to ring nitrogen atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D235/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings
    • C07D235/02—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings condensed with carbocyclic rings or ring systems
    • C07D235/04—Benzimidazoles; Hydrogenated benzimidazoles
    • C07D235/24—Benzimidazoles; Hydrogenated benzimidazoles 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 in position 2
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D241/00—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings
    • C07D241/36—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings condensed with carbocyclic rings or ring systems
    • C07D241/50—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings condensed with carbocyclic rings or ring systems with hetero atoms directly attached to ring nitrogen atoms
    • C07D241/52—Oxygen atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Plural Heterocyclic Compounds (AREA)
DK553567A 1966-11-08 1967-11-07 Fremgangsmåde til fremstilling af quinoxalin-di-N-oxyder. DK137493B (da)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DK14278A DK14278A (da) 1966-11-08 1978-01-12 2-formyldiacetal-kinoxalin-di-oxyder til anvendelse som mellemprodukt ved fremstilling af 2-formylhydrazoner af kinoxalin-di-n-oxyder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US59272966A 1966-11-08 1966-11-08

Publications (2)

Publication Number Publication Date
DK137493B true DK137493B (da) 1978-03-13
DK137493C DK137493C (da) 1978-08-28

Family

ID=24371839

Family Applications (3)

Application Number Title Priority Date Filing Date
DK553567A DK137493B (da) 1966-11-08 1967-11-07 Fremgangsmåde til fremstilling af quinoxalin-di-N-oxyder.
DK169369A DK124886B (da) 1966-11-08 1969-03-27 Fremgangsnmåde til fremstilling af 1-hydroxy-benzimidazol-N-oxider.
DK323570A DK120800B (da) 1966-11-08 1970-06-23 Fremgangsmåde til fremstilling af benzimidazol-di-N-oxider.

Family Applications After (2)

Application Number Title Priority Date Filing Date
DK169369A DK124886B (da) 1966-11-08 1969-03-27 Fremgangsnmåde til fremstilling af 1-hydroxy-benzimidazol-N-oxider.
DK323570A DK120800B (da) 1966-11-08 1970-06-23 Fremgangsmåde til fremstilling af benzimidazol-di-N-oxider.

Country Status (11)

Country Link
BE (1) BE734065A (da)
BR (1) BR6794475D0 (da)
CA (1) CA1002523B (da)
CH (1) CH473815A (da)
DE (1) DE1695653A1 (da)
DK (3) DK137493B (da)
ES (1) ES347329A1 (da)
FR (1) FR1583663A (da)
GB (1) GB1134729A (da)
NL (2) NL142963B (da)
SE (3) SE390023B (da)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH538488A (de) * 1969-12-12 1973-06-30 Hoffmann La Roche Verfahren zur Herstellung von heterocyclischen Verbindungen
US3752812A (en) * 1970-02-05 1973-08-14 Pfizer 2-trifluoromethylquinoxalinedi n oxides
DE2107301A1 (de) * 1970-02-25 1971-09-09 CIBA Geigy AG, Basel (Schweiz) Neue heterocyclische Verbindungen und Verfahren zu ihrer Herstellung
US3767657A (en) * 1971-03-31 1973-10-23 Pfizer Process for the preparation of quinoxaline di n oxides
HU169049B (da) * 1974-06-18 1976-09-28
IT7869686A0 (it) * 1978-11-24 1978-11-24 Loranze Torino A Procedimento di preparazione di 2metil 3 bidrossietilcarbamollchinossalina i.4 di n ossido puroed altri composti ad esso simili
DE19933187A1 (de) * 1999-07-15 2001-01-18 Henkel Kgaa Mittel zum Färben von keratinhaltigen Fasern

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1670693C3 (de) * 1966-05-04 1975-10-16 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Chinoxalin-di-N-oxiden

Also Published As

Publication number Publication date
BR6794475D0 (pt) 1973-03-07
SE402289B (sv) 1978-06-26
GB1134729A (en) 1968-11-27
ES347329A1 (es) 1969-02-01
DE1695653A1 (de) 1972-04-20
SE390023B (sv) 1976-11-29
BE734065A (da) 1969-11-17
CA1002523B (en) 1976-12-28
FR1583663A (da) 1969-11-28
NL6714882A (da) 1968-05-09
DK137493C (da) 1978-08-28
DK120800B (da) 1971-07-19
CH473815A (fr) 1969-06-15
DK124886B (da) 1972-12-04
NL7208887A (da) 1972-09-25
SE367414B (da) 1974-05-27
NL142963B (nl) 1974-08-15

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