HU174550B - Process for preparing 3-phenyl-7-methyl-4-oxo-1,4-dihydro-1,8-naphthiridine - Google Patents

Process for preparing 3-phenyl-7-methyl-4-oxo-1,4-dihydro-1,8-naphthiridine

Info

Publication number
HU174550B
HU174550B HU75CI1562A HUCI001562A HU174550B HU 174550 B HU174550 B HU 174550B HU 75CI1562 A HU75CI1562 A HU 75CI1562A HU CI001562 A HUCI001562 A HU CI001562A HU 174550 B HU174550 B HU 174550B
Authority
HU
Hungary
Prior art keywords
naphthiridine
dihydro
oxo
phenyl
methyl
Prior art date
Application number
HU75CI1562A
Other languages
Hungarian (hu)
Inventor
Istvan Hermecz
Arpadne Vasvari
Agnes Horvath
Original Assignee
Chinoin Gyogyszer Es Vegyeszet
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 Chinoin Gyogyszer Es Vegyeszet filed Critical Chinoin Gyogyszer Es Vegyeszet
Priority to HU75CI1562A priority Critical patent/HU174550B/en
Priority to NL7603192A priority patent/NL7603192A/en
Priority to JP51032736A priority patent/JPS51118796A/en
Publication of HU174550B publication Critical patent/HU174550B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D471/00—Heterocyclic 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
    • C07D471/02—Heterocyclic 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
    • C07D471/04—Ortho-condensed systems

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
HU75CI1562A 1975-03-28 1975-03-28 Process for preparing 3-phenyl-7-methyl-4-oxo-1,4-dihydro-1,8-naphthiridine HU174550B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
HU75CI1562A HU174550B (en) 1975-03-28 1975-03-28 Process for preparing 3-phenyl-7-methyl-4-oxo-1,4-dihydro-1,8-naphthiridine
NL7603192A NL7603192A (en) 1975-03-28 1976-03-26 1,8-Naphthyridine derivs. prepn. - by thermal cyclisn. of 3-(2-pyridylamino)acrylic acid derivs.
JP51032736A JPS51118796A (en) 1975-03-28 1976-03-26 Production of 77methyll44 oxoo1*44dihydroo1*88 naphthylidine derivatives

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
HU75CI1562A HU174550B (en) 1975-03-28 1975-03-28 Process for preparing 3-phenyl-7-methyl-4-oxo-1,4-dihydro-1,8-naphthiridine

Publications (1)

Publication Number Publication Date
HU174550B true HU174550B (en) 1980-02-28

Family

ID=10994562

Family Applications (1)

Application Number Title Priority Date Filing Date
HU75CI1562A HU174550B (en) 1975-03-28 1975-03-28 Process for preparing 3-phenyl-7-methyl-4-oxo-1,4-dihydro-1,8-naphthiridine

Country Status (3)

Country Link
JP (1) JPS51118796A (en)
HU (1) HU174550B (en)
NL (1) NL7603192A (en)

Also Published As

Publication number Publication date
JPS51118796A (en) 1976-10-18
NL7603192A (en) 1976-09-30

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Legal Events

Date Code Title Description
HU90 Patent valid on 900628
HMM4 Cancellation of final prot. due to non-payment of fee
HMM4 Cancellation of final prot. due to non-payment of fee