CA2100562A1 - Process for producing 4h-3,1-benzoxazine-t-ones - Google Patents

Process for producing 4h-3,1-benzoxazine-t-ones

Info

Publication number
CA2100562A1
CA2100562A1 CA002100562A CA2100562A CA2100562A1 CA 2100562 A1 CA2100562 A1 CA 2100562A1 CA 002100562 A CA002100562 A CA 002100562A CA 2100562 A CA2100562 A CA 2100562A CA 2100562 A1 CA2100562 A1 CA 2100562A1
Authority
CA
Canada
Prior art keywords
groups
alkyl
halogen
reaction
alkoxy
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.)
Abandoned
Application number
CA002100562A
Other languages
English (en)
French (fr)
Inventor
Erwin Hahn
Paul Guenthert
Guenther Glas
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.)
BASF SE
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2100562A1 publication Critical patent/CA2100562A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D265/00—Heterocyclic compounds containing six-membered rings having one nitrogen atom and one oxygen atom as the only ring hetero atoms
    • C07D265/04—1,3-Oxazines; Hydrogenated 1,3-oxazines
    • C07D265/12—1,3-Oxazines; Hydrogenated 1,3-oxazines condensed with carbocyclic rings or ring systems
    • C07D265/14—1,3-Oxazines; Hydrogenated 1,3-oxazines condensed with carbocyclic rings or ring systems condensed with one six-membered ring
    • C07D265/20—1,3-Oxazines; Hydrogenated 1,3-oxazines condensed with carbocyclic rings or ring systems condensed with one six-membered ring with hetero atoms directly attached in position 4
    • C07D265/22—Oxygen atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
CA002100562A 1991-01-18 1992-01-08 Process for producing 4h-3,1-benzoxazine-t-ones Abandoned CA2100562A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19914101380 DE4101380A1 (de) 1991-01-18 1991-01-18 Verfahren zur herstellung von 4h-3,1-benzoxazin-4-onen
DEP4101380.8 1991-01-18
PCT/EP1992/000025 WO1992012971A1 (de) 1991-01-18 1992-01-08 Verfahren zur herstellung von 4h-3,1-benzoxazin-4-onen

Publications (1)

Publication Number Publication Date
CA2100562A1 true CA2100562A1 (en) 1992-07-19

Family

ID=6423266

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002100562A Abandoned CA2100562A1 (en) 1991-01-18 1992-01-08 Process for producing 4h-3,1-benzoxazine-t-ones

Country Status (5)

Country Link
EP (1) EP0569377A1 (de)
JP (1) JPH06504532A (de)
CA (1) CA2100562A1 (de)
DE (1) DE4101380A1 (de)
WO (1) WO1992012971A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4134770A1 (de) * 1991-10-22 1993-04-29 Basf Ag Koernige bleichaktivatorzusammensetzung
WO1993022300A1 (en) * 1992-04-23 1993-11-11 Bp Chemicals Limited Process for the production of 2-phenyl-benzoxazin-4-one
WO1997048707A1 (en) * 1996-06-20 1997-12-24 Smithkline Beecham Plc 4h-3,1-benzoxazin-4-one derivatives and analogs as antiviral agents
US6774232B2 (en) * 2001-10-22 2004-08-10 Cytec Technology Corp. Low color, low sodium benzoxazinone UV absorbers and process for making same
CN115043782B (zh) * 2022-06-01 2023-08-08 贵州省中国科学院天然产物化学重点实验室(贵州医科大学天然产物化学重点实验室) 4h-3,1-苯并噁嗪-4-酮衍生物及其制备方法和应用

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3514183A1 (de) * 1985-04-19 1986-10-23 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung substituierter 2-phenyl-4h-3,1-benzoxazin-4-one

Also Published As

Publication number Publication date
JPH06504532A (ja) 1994-05-26
DE4101380A1 (de) 1992-07-23
EP0569377A1 (de) 1993-11-18
WO1992012971A1 (de) 1992-08-06

Similar Documents

Publication Publication Date Title
EP1081141B1 (de) Verfahren zur Herstellung von 1,2-Benzisothiazol-3-onen
US3155678A (en) Certain isothiazole compounds and their production
US3822257A (en) Production of 2,1,3-benzothiadiazin-4-one-2,2-dioxides
CA2100562A1 (en) Process for producing 4h-3,1-benzoxazine-t-ones
EP1197490B1 (de) Verfahren zur Herstellung von N-[1-(S)-Ethoxycarbonyl-3-phenylpropyl]-L-alanin-N-carboxyanhydrid
US5679827A (en) Cyanobenzenesulfenyl halide and process for preparation of 3-substituted benzisothiazole using the same
US4673740A (en) Preparation of substituted 2-phenyl-4H-3,1-benzoxazin-4-ones
US6040443A (en) Process for the production of benzoxazinones
Fink et al. Preparation of 3-(4-pyridinylamino)-1, 2-benzisoxazoles via a nucleophilic aromatic substitution reaction
JPH07215950A (ja) 置換キナゾリン− ２，４− ジオンの製造方法
CA1063106A (en) Pharmacologically active pyrrolodiazepines
JP2000169456A (ja) ３−アリールジヒドロ−１，３−ベンゾオキサジン化合物の製法
GB2262097A (en) Manufacture of 4H-3,1-benzoxazin-4-ones
US4772747A (en) Preparation of 2,4,6-trichlorophenylhydrazine
US4203904A (en) Alkylation of aniline with a lactone in the presence of a base
US5710319A (en) Process for the preparation of substituted quinazoline-2,4-diones
US5288867A (en) Process for the preparation of 2-hydroxy-4,6-diaryl-1,3,5-triazines
IL46011A (en) Production of 3-substituted 1h-2,1,3-benzothiadiazin-4(3h)-one-2,2,-dioxides
US3655664A (en) 2-aryl-4(3h)-quinazolinones
JPH01203374A (ja) ベンゾチアゼピノン誘導体の製造方法
CN1095708A (zh) 羟胺醚、它们的盐及其中间体的制备
IL98877A (en) Method for preparing N-alkylsulfonyl minusulfonyl ureas
EP0208477B1 (de) Verfahren zur Herstellung von Chlorophenylhydrazinverbindungen
US5952494A (en) Method for the preparation of pyrido benzoxazine derivatives
US4269985A (en) Process for the preparation of 2-amino-5-nitrothiazole

Legal Events

Date Code Title Description
FZDE Discontinued