CA1051434A - Preparation of 7-methyl-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylic acid derivatives - Google Patents

Preparation of 7-methyl-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylic acid derivatives

Info

Publication number
CA1051434A
CA1051434A CA217,000A CA217000A CA1051434A CA 1051434 A CA1051434 A CA 1051434A CA 217000 A CA217000 A CA 217000A CA 1051434 A CA1051434 A CA 1051434A
Authority
CA
Canada
Prior art keywords
methyl
oxo
dihydro
naphthyridine
hydrolysis
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
Application number
CA217,000A
Other languages
English (en)
French (fr)
Inventor
Agnes Horvath
Peter Ritli
Attila Mandi
Zoltan Meszaros
Istvan Hermecz
Lelle Vasvari
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.)
Chinoin Private Co Ltd
Original Assignee
Chinoin Gyogyszer es Vegyeszeti Termekek Gyara Zrt
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 HU73CI00001430A external-priority patent/HU171561B/hu
Priority claimed from HU74CI00001522A external-priority patent/HU171869B/hu
Application filed by Chinoin Gyogyszer es Vegyeszeti Termekek Gyara Zrt filed Critical Chinoin Gyogyszer es Vegyeszeti Termekek Gyara Zrt
Application granted granted Critical
Publication of CA1051434A publication Critical patent/CA1051434A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D213/00Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
    • C07D213/02Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
    • C07D213/04Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D213/60Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom 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 ring carbon atoms
    • C07D213/72Nitrogen atoms
    • C07D213/74Amino or imino radicals substituted by hydrocarbon or substituted hydrocarbon radicals
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D471/00Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00
    • C07D471/02Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed system contains two hetero rings
    • C07D471/04Ortho-condensed systems

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Pyridine Compounds (AREA)
CA217,000A 1973-12-29 1974-12-27 Preparation of 7-methyl-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylic acid derivatives Expired CA1051434A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
HU73CI00001430A HU171561B (hu) 1973-12-29 1973-12-29 Sposob poluchenija proizvodnykh 1,8-naftiridina
HU74CI00001522A HU171869B (hu) 1974-01-17 1974-12-05 Novyj sposob poluchenija proizvodnykh 1,8-naftiridina

Publications (1)

Publication Number Publication Date
CA1051434A true CA1051434A (en) 1979-03-27

Family

ID=26318398

Family Applications (1)

Application Number Title Priority Date Filing Date
CA217,000A Expired CA1051434A (en) 1973-12-29 1974-12-27 Preparation of 7-methyl-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylic acid derivatives

Country Status (10)

Country Link
BG (1) BG23749A3 (enrdf_load_stackoverflow)
CA (1) CA1051434A (enrdf_load_stackoverflow)
CH (1) CH612967A5 (enrdf_load_stackoverflow)
DD (1) DD115904A5 (enrdf_load_stackoverflow)
DK (1) DK677574A (enrdf_load_stackoverflow)
ES (1) ES433692A1 (enrdf_load_stackoverflow)
FI (1) FI375674A7 (enrdf_load_stackoverflow)
NL (2) NL161452C (enrdf_load_stackoverflow)
NO (1) NO140498C (enrdf_load_stackoverflow)
SE (1) SE419862B (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
SE419862B (sv) 1981-08-31
NL7416927A (nl) 1975-07-01
NL7900400A (nl) 1979-05-31
NO140498B (no) 1979-06-05
BG23749A3 (bg) 1977-10-12
NL161452C (nl) 1980-02-15
NO140498C (no) 1979-09-12
SE7416322L (enrdf_load_stackoverflow) 1975-06-30
ES433692A1 (es) 1977-02-16
DK677574A (enrdf_load_stackoverflow) 1975-09-08
FI375674A7 (enrdf_load_stackoverflow) 1975-06-30
NO744717L (enrdf_load_stackoverflow) 1975-07-28
CH612967A5 (en) 1979-08-31
DD115904A5 (enrdf_load_stackoverflow) 1975-10-20

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