CH539055A - Verfahren zur Herstellung von 1,2,3,4-Tetrahydro-4-oxochinazolinen - Google Patents

Verfahren zur Herstellung von 1,2,3,4-Tetrahydro-4-oxochinazolinen

Info

Publication number
CH539055A
CH539055A CH1111770A CH1111770A CH539055A CH 539055 A CH539055 A CH 539055A CH 1111770 A CH1111770 A CH 1111770A CH 1111770 A CH1111770 A CH 1111770A CH 539055 A CH539055 A CH 539055A
Authority
CH
Switzerland
Prior art keywords
chloro
tetrahydro
formula
sulfamoyl
sulfamoylanthranil
Prior art date
Application number
CH1111770A
Other languages
German (de)
English (en)
Inventor
Kaneko Shinichi
Nagata Shoji
Yamamoto Hisao
Original Assignee
Sumitomo Chemical Co
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
Priority claimed from JP45026217A external-priority patent/JPS4940221B1/ja
Application filed by Sumitomo Chemical Co filed Critical Sumitomo Chemical Co
Publication of CH539055A publication Critical patent/CH539055A/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D239/00—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings
    • C07D239/70—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings condensed with carbocyclic rings or ring systems
    • C07D239/72—Quinazolines; Hydrogenated quinazolines
    • C07D239/86—Quinazolines; Hydrogenated quinazolines with hetero atoms directly attached in position 4
    • C07D239/88—Oxygen atoms
    • C07D239/91—Oxygen atoms with aryl or aralkyl radicals attached in position 2 or 3
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C311/00—Amides of sulfonic acids, i.e. compounds having singly-bound oxygen atoms of sulfo groups replaced by nitrogen atoms, not being part of nitro or nitroso groups
    • C07C311/30—Sulfonamides, the carbon skeleton of the acid part being further substituted by singly-bound nitrogen atoms, not being part of nitro or nitroso groups
    • C07C311/37—Sulfonamides, the carbon skeleton of the acid part being further substituted by singly-bound nitrogen atoms, not being part of nitro or nitroso groups having the sulfur atom of at least one of the sulfonamide groups bound to a carbon atom of a six-membered aromatic ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Peptides Or Proteins (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Plural Heterocyclic Compounds (AREA)
CH1111770A 1969-07-22 1970-07-22 Verfahren zur Herstellung von 1,2,3,4-Tetrahydro-4-oxochinazolinen CH539055A (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP5825969 1969-07-22
JP1649170 1970-02-25
JP45026217A JPS4940221B1 (enExample) 1970-03-27 1970-03-27

Publications (1)

Publication Number Publication Date
CH539055A true CH539055A (de) 1973-07-15

Family

ID=27281429

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1111770A CH539055A (de) 1969-07-22 1970-07-22 Verfahren zur Herstellung von 1,2,3,4-Tetrahydro-4-oxochinazolinen

Country Status (6)

Country Link
BE (1) BE753677A (enExample)
CH (1) CH539055A (enExample)
DE (1) DE2035657B2 (enExample)
FR (1) FR2059543B1 (enExample)
GB (1) GB1313217A (enExample)
NL (1) NL7010773A (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0057763A1 (en) * 1981-01-26 1982-08-18 Pennwalt Corporation Improved process for the preparation of 2-methyl-3-(o-tolyl)-7-chloro-1,2,3,4-tetrahydro-4-oxo-6-quinazolinesulfonamide
EP3597637A1 (en) 2018-07-19 2020-01-22 Irbm S.P.A. Inhibitors of hepatitis b virus

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1369307A (fr) * 1959-09-02 1964-08-14 American Cyanamid Co Procédé pour la préparation des 4-quinazolinones

Also Published As

Publication number Publication date
DE2035657A1 (de) 1971-02-11
GB1313217A (en) 1973-04-11
DE2035657B2 (de) 1975-09-18
BE753677A (fr) 1970-12-31
FR2059543A1 (enExample) 1971-06-04
NL7010773A (enExample) 1971-01-26
FR2059543B1 (enExample) 1974-10-11

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Legal Events

Date Code Title Description
PL Patent ceased