DE3673140D1 - Verfahren zur reinigung von rohem n-(2-hydroxyethyl)-2-methyl-3-chinoxalincarboxamid-1,4-di-n-oxid. - Google Patents

Verfahren zur reinigung von rohem n-(2-hydroxyethyl)-2-methyl-3-chinoxalincarboxamid-1,4-di-n-oxid.

Info

Publication number
DE3673140D1
DE3673140D1 DE8686309473T DE3673140T DE3673140D1 DE 3673140 D1 DE3673140 D1 DE 3673140D1 DE 8686309473 T DE8686309473 T DE 8686309473T DE 3673140 T DE3673140 T DE 3673140T DE 3673140 D1 DE3673140 D1 DE 3673140D1
Authority
DE
Germany
Prior art keywords
chinoxaline
carboxamide
hydroxyethyl
methyl
oxide
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE8686309473T
Other languages
English (en)
Inventor
Hiroshi Harada
Katsuhiko Fujita
Shinichi Kawamura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JNC Corp
Original Assignee
Chisso 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 Chisso Corp filed Critical Chisso Corp
Application granted granted Critical
Publication of DE3673140D1 publication Critical patent/DE3673140D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Plural Heterocyclic Compounds (AREA)
DE8686309473T 1985-12-04 1986-12-04 Verfahren zur reinigung von rohem n-(2-hydroxyethyl)-2-methyl-3-chinoxalincarboxamid-1,4-di-n-oxid. Expired - Fee Related DE3673140D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP27315585A JPS62132870A (ja) 1985-12-04 1985-12-04 Ｎ−（２−ヒドロキシエチル）−２−メチル−３−カルボン酸アミド−キノキサリン−１，４−ジ−ｎ−オキシドの精製法

Publications (1)

Publication Number Publication Date
DE3673140D1 true DE3673140D1 (de) 1990-09-06

Family

ID=17523874

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686309473T Expired - Fee Related DE3673140D1 (de) 1985-12-04 1986-12-04 Verfahren zur reinigung von rohem n-(2-hydroxyethyl)-2-methyl-3-chinoxalincarboxamid-1,4-di-n-oxid.

Country Status (5)

Country Link
EP (1) EP0226406B1 (de)
JP (1) JPS62132870A (de)
CN (1) CN1015056B (de)
DE (1) DE3673140D1 (de)
ES (1) ES2016800B3 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111632400B (zh) * 2020-06-21 2022-04-05 赤峰制药股份有限公司 一种烯胺盐重结晶纯化方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1670935C3 (de) * 1967-10-04 1975-12-04 Bayer Ag, 5090 Leverkusen 2-Methyl-3-carbonsäureamidochinoxalin-1,4-dl-N-oxide, ein Verfahren zu ihrer Herstellung und diese Verbindungen enthaltende antibakterielle Mittel
GB1325581A (en) * 1969-07-22 1973-08-01 Pfizer 3-methyl-2-quinoxalinecarboxamide-di-n-oxides

Also Published As

Publication number Publication date
JPH0474353B2 (de) 1992-11-26
CN1015056B (zh) 1991-12-11
EP0226406B1 (de) 1990-08-01
CN86108710A (zh) 1987-08-05
EP0226406A3 (en) 1988-05-25
EP0226406A2 (de) 1987-06-24
JPS62132870A (ja) 1987-06-16
ES2016800B3 (es) 1990-12-01

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee