IT1203952B - Processo per la preparazione di 1-alchil-3-cabossi-4-cinnoloni - Google Patents

Processo per la preparazione di 1-alchil-3-cabossi-4-cinnoloni

Info

Publication number
IT1203952B
IT1203952B IT20230/87A IT2023087A IT1203952B IT 1203952 B IT1203952 B IT 1203952B IT 20230/87 A IT20230/87 A IT 20230/87A IT 2023087 A IT2023087 A IT 2023087A IT 1203952 B IT1203952 B IT 1203952B
Authority
IT
Italy
Prior art keywords
preparation
cinnoloni
cabossi
alchil
hydrolysis
Prior art date
Application number
IT20230/87A
Other languages
English (en)
Other versions
IT8720230A0 (it
Inventor
Raffaello Fusco
Fulvio L Piselli
Pier Marino Boschi
Original Assignee
Ind Chimica Profarmaco Spa
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 Ind Chimica Profarmaco Spa filed Critical Ind Chimica Profarmaco Spa
Priority to IT20230/87A priority Critical patent/IT1203952B/it
Publication of IT8720230A0 publication Critical patent/IT8720230A0/it
Priority to US07/172,072 priority patent/US4956460A/en
Priority to ES88105021T priority patent/ES2063741T3/es
Priority to DE3851854T priority patent/DE3851854T2/de
Priority to EP88105021A priority patent/EP0287853B1/en
Priority to AT88105021T priority patent/ATE113037T1/de
Priority to JP63092642A priority patent/JPS63280084A/ja
Priority to CA000564723A priority patent/CA1317957C/en
Application granted granted Critical
Publication of IT1203952B publication Critical patent/IT1203952B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D237/00—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings
    • C07D237/26—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings condensed with carbocyclic rings or ring systems
    • C07D237/28—Cinnolines

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
IT20230/87A 1987-04-23 1987-04-23 Processo per la preparazione di 1-alchil-3-cabossi-4-cinnoloni IT1203952B (it)

Priority Applications (8)

Application Number Priority Date Filing Date Title
IT20230/87A IT1203952B (it) 1987-04-23 1987-04-23 Processo per la preparazione di 1-alchil-3-cabossi-4-cinnoloni
US07/172,072 US4956460A (en) 1987-04-23 1988-03-23 Process for the preparation of 1-alkyl-3-carboxy-4-cinnolones
ES88105021T ES2063741T3 (es) 1987-04-23 1988-03-28 Un procedimiento para la preparacion de 1-alquil-3-carboxi-4-cinolonas.
DE3851854T DE3851854T2 (de) 1987-04-23 1988-03-28 Verfahren zur Herstellung von 1-Alkoxy-3-carboxy-4-cinnolonen.
EP88105021A EP0287853B1 (en) 1987-04-23 1988-03-28 A process for the preparation of 1-alkyl-3-carboxy-4-cinnolones.
AT88105021T ATE113037T1 (de) 1987-04-23 1988-03-28 Verfahren zur herstellung von 1-alkoxy-3-carboxy- 4-cinnolonen.
JP63092642A JPS63280084A (ja) 1987-04-23 1988-04-14 １−アルキル−３−カルボキシ−４−シンノロン類の製造方法
CA000564723A CA1317957C (en) 1987-04-23 1988-04-21 Process for the preparation of 1-alkyl-3-carboxy-4- cinnolones

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT20230/87A IT1203952B (it) 1987-04-23 1987-04-23 Processo per la preparazione di 1-alchil-3-cabossi-4-cinnoloni

Publications (2)

Publication Number Publication Date
IT8720230A0 IT8720230A0 (it) 1987-04-23
IT1203952B true IT1203952B (it) 1989-02-23

Family

ID=11164965

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20230/87A IT1203952B (it) 1987-04-23 1987-04-23 Processo per la preparazione di 1-alchil-3-cabossi-4-cinnoloni

Country Status (8)

Country Link
US (1) US4956460A (it)
EP (1) EP0287853B1 (it)
JP (1) JPS63280084A (it)
AT (1) ATE113037T1 (it)
CA (1) CA1317957C (it)
DE (1) DE3851854T2 (it)
ES (1) ES2063741T3 (it)
IT (1) IT1203952B (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5183891A (en) * 1989-11-09 1993-02-02 Orsan Method for the preparation of substituted 1,4-dihydro-4-oxo-cinnoline-3-carboxylic acid, esters and salts thereof, and intermediates used in their preparation
FR2672596B1 (fr) * 1991-02-07 1995-07-13 Roussel Uclaf Nouveaux derives bicycliques azotes, leur procede de preparation, les nouveaux intermediaires obtenus, leur application a titre de medicaments et les compositions pharmaceutiques les renfermant.
EP0519140B1 (en) * 1991-06-19 1998-07-29 Hybrinova Method for the preparation of substituted 1,4-dihydro-4-oxo-cinnoline-3-carboxylic acids, esters and salts thereof, and intermediates used in this method

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2797218A (en) * 1953-08-13 1957-06-25 May & Baker Ltd Cinnoline derivatives
US3485845A (en) * 1966-05-13 1969-12-23 May & Baker Ltd Methyl and ethyl 6- and 7-substituted 4-hydroxy-quinoline-3-carboxylates useful as coccidiostats
NL147145B (nl) * 1969-02-04 1975-09-15 Lilly Co Eli Werkwijze ter bereiding van preparaten met antimicrobiele werking.
US3669965A (en) * 1969-12-29 1972-06-13 Lilly Co Eli 1-lower alkyl or alkylene substituted-6,7-methylenedioxy-4(1h)-oxocinnoline-3-carboxylic acids and methods for making and using same
US3937704A (en) * 1971-10-18 1976-02-10 Warner-Lambert Company 3-(methylsulfinyl)cinnolinones and their derivatives
DD207098A3 (de) * 1981-12-22 1984-02-15 Schmidt Hans Joerg Verfahren zur herstellung von 1-alkyl-6,7-methylendioxy-4(1h)-oxo-cinnolin-3-carbonsaeuren
US4604134A (en) * 1983-09-14 1986-08-05 Lafarge Coppee Pollen suppressant comprising a fused pyridazine
DE3418852A1 (de) * 1984-05-21 1985-11-21 Erhard Dr. 4400 Münster Severin Fluoreszierende redoxindikatoren und ihre anwendung in der cytodiagnostik
JPH044264A (ja) * 1990-04-20 1992-01-08 Fuji Photo Film Co Ltd Ｘ型無金属フタロシアニンの製造方法

Also Published As

Publication number Publication date
JPS63280084A (ja) 1988-11-17
CA1317957C (en) 1993-05-18
DE3851854D1 (de) 1994-11-24
US4956460A (en) 1990-09-11
EP0287853B1 (en) 1994-10-19
EP0287853A3 (en) 1990-07-18
DE3851854T2 (de) 1995-03-09
EP0287853A2 (en) 1988-10-26
ATE113037T1 (de) 1994-11-15
ES2063741T3 (es) 1995-01-16
IT8720230A0 (it) 1987-04-23

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950427