CH653683A5 - Process for the preparation of benzofuranones - Google Patents

Process for the preparation of benzofuranones Download PDF

Info

Publication number
CH653683A5
CH653683A5 CH2178/83A CH217883A CH653683A5 CH 653683 A5 CH653683 A5 CH 653683A5 CH 2178/83 A CH2178/83 A CH 2178/83A CH 217883 A CH217883 A CH 217883A CH 653683 A5 CH653683 A5 CH 653683A5
Authority
CH
Switzerland
Prior art keywords
formula
hydroxy
alkylene
hydrogen
salts
Prior art date
Application number
CH2178/83A
Other languages
German (de)
English (en)
Inventor
Paul Dr Wenk
Marcus Dr Baumann
Werner Dr Breitenstein
Original Assignee
Ciba Geigy Ag
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 Ciba Geigy Ag filed Critical Ciba Geigy Ag
Priority to CH2178/83A priority Critical patent/CH653683A5/de
Priority to ES531766A priority patent/ES8602735A1/es
Priority to PT78444A priority patent/PT78444B/pt
Priority to DD84262083A priority patent/DD223450A5/de
Priority to FI841553A priority patent/FI841553A7/fi
Priority to NO841582A priority patent/NO841582L/no
Priority to GR74470A priority patent/GR81971B/el
Priority to DK202584A priority patent/DK202584A/da
Priority to HU841545A priority patent/HUT35655A/hu
Priority to KR1019840002122A priority patent/KR840008350A/ko
Publication of CH653683A5 publication Critical patent/CH653683A5/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D405/00—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
    • C07D405/02—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings
    • C07D405/04—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings directly linked by a ring-member-to-ring-member bond
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D307/78—Benzo [b] furans; Hydrogenated benzo [b] furans
    • C07D307/82—Benzo [b] furans; Hydrogenated benzo [b] furans 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 to carbon atoms of the hetero ring
    • C07D307/83—Oxygen atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
CH2178/83A 1983-04-22 1983-04-22 Process for the preparation of benzofuranones CH653683A5 (en)

Priority Applications (10)

Application Number Priority Date Filing Date Title
CH2178/83A CH653683A5 (en) 1983-04-22 1983-04-22 Process for the preparation of benzofuranones
ES531766A ES8602735A1 (es) 1983-04-22 1984-04-18 Procedimiento para la obtencion de benzofuranonas.
PT78444A PT78444B (en) 1983-04-22 1984-04-18 Process for preparing benzofuranones
DD84262083A DD223450A5 (de) 1983-04-22 1984-04-18 Verfahren zur herstellung von benzofuranonen
FI841553A FI841553A7 (fi) 1983-04-22 1984-04-18 Menetelmä bentsofuranonien valmistamiseksi.
NO841582A NO841582L (no) 1983-04-22 1984-04-18 Fremgangsmaate til fremstilling av benzofuranoner
GR74470A GR81971B (enrdf_load_stackoverflow) 1983-04-22 1984-04-18
DK202584A DK202584A (da) 1983-04-22 1984-04-18 Fremgangsmaade til fremstilling af benzofuranoner eller salte deraf
HU841545A HUT35655A (en) 1983-04-22 1984-04-20 Process for preparing benzofuranone derivatives
KR1019840002122A KR840008350A (ko) 1983-04-22 1984-04-21 벤조푸라논의 제조방법

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH2178/83A CH653683A5 (en) 1983-04-22 1983-04-22 Process for the preparation of benzofuranones

Publications (1)

Publication Number Publication Date
CH653683A5 true CH653683A5 (en) 1986-01-15

Family

ID=4227710

Family Applications (1)

Application Number Title Priority Date Filing Date
CH2178/83A CH653683A5 (en) 1983-04-22 1983-04-22 Process for the preparation of benzofuranones

Country Status (10)

Country Link
KR (1) KR840008350A (enrdf_load_stackoverflow)
CH (1) CH653683A5 (enrdf_load_stackoverflow)
DD (1) DD223450A5 (enrdf_load_stackoverflow)
DK (1) DK202584A (enrdf_load_stackoverflow)
ES (1) ES8602735A1 (enrdf_load_stackoverflow)
FI (1) FI841553A7 (enrdf_load_stackoverflow)
GR (1) GR81971B (enrdf_load_stackoverflow)
HU (1) HUT35655A (enrdf_load_stackoverflow)
NO (1) NO841582L (enrdf_load_stackoverflow)
PT (1) PT78444B (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT410796B (de) * 2000-06-06 2003-07-25 Dsm Fine Chem Austria Gmbh Verfahren zur herstellung von 2-coumaron

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2138902B1 (es) * 1997-05-19 2000-09-16 Salvat Lab Sa "5-ariltio-6-sulfonamido-3(2h)-benzofuranonas como inhibidores de la cox-2".

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT410796B (de) * 2000-06-06 2003-07-25 Dsm Fine Chem Austria Gmbh Verfahren zur herstellung von 2-coumaron

Also Published As

Publication number Publication date
FI841553L (fi) 1984-10-23
ES531766A0 (es) 1985-12-01
NO841582L (no) 1984-10-23
DK202584A (da) 1984-10-23
PT78444B (en) 1986-08-28
GR81971B (enrdf_load_stackoverflow) 1984-12-12
PT78444A (en) 1984-05-01
DK202584D0 (da) 1984-04-18
DD223450A5 (de) 1985-06-12
FI841553A0 (fi) 1984-04-18
FI841553A7 (fi) 1984-10-23
ES8602735A1 (es) 1985-12-01
KR840008350A (ko) 1984-12-14
HUT35655A (en) 1985-07-29

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PL Patent ceased