JPS527993A - Process for preparing novel 4-oxo-1, 4-dihydropyrido (2,3-d) pyrimidin e derivatives - Google Patents

Process for preparing novel 4-oxo-1, 4-dihydropyrido (2,3-d) pyrimidin e derivatives

Info

Publication number
JPS527993A
JPS527993A JP50069010A JP6901075A JPS527993A JP S527993 A JPS527993 A JP S527993A JP 50069010 A JP50069010 A JP 50069010A JP 6901075 A JP6901075 A JP 6901075A JP S527993 A JPS527993 A JP S527993A
Authority
JP
Japan
Prior art keywords
dihydropyrido
oxo
derivatives
pyrimidin
preparing novel
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.)
Granted
Application number
JP50069010A
Other languages
Japanese (ja)
Other versions
JPS5827277B2 (en
Inventor
Kanji Noda
Akira Nakagawa
Yoshibumi Zaitsu
Hiroyuki Ide
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.)
Hisamitsu Pharmaceutical Co Inc
Original Assignee
Hisamitsu Pharmaceutical Co Inc
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 Hisamitsu Pharmaceutical Co Inc filed Critical Hisamitsu Pharmaceutical Co Inc
Priority to JP50069010A priority Critical patent/JPS5827277B2/en
Publication of JPS527993A publication Critical patent/JPS527993A/en
Publication of JPS5827277B2 publication Critical patent/JPS5827277B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

PURPOSE: 4-Oxo-1, 4-dihydropyrido [2,3-d] pyrimidine derivatives of formula I (where R1 is phenyl or a substituted phenyl ; R2 is a lower alkyl, halo lower alkyl or trihalomethyl).
COPYRIGHT: (C)1977,JPO&Japio
JP50069010A 1975-06-05 1975-06-05 Synquina 4-oxo-1 4-dihydropyrido (2 3-D) Pyrimidine Expired JPS5827277B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50069010A JPS5827277B2 (en) 1975-06-05 1975-06-05 Synquina 4-oxo-1 4-dihydropyrido (2 3-D) Pyrimidine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50069010A JPS5827277B2 (en) 1975-06-05 1975-06-05 Synquina 4-oxo-1 4-dihydropyrido (2 3-D) Pyrimidine

Publications (2)

Publication Number Publication Date
JPS527993A true JPS527993A (en) 1977-01-21
JPS5827277B2 JPS5827277B2 (en) 1983-06-08

Family

ID=13390183

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50069010A Expired JPS5827277B2 (en) 1975-06-05 1975-06-05 Synquina 4-oxo-1 4-dihydropyrido (2 3-D) Pyrimidine

Country Status (1)

Country Link
JP (1) JPS5827277B2 (en)

Also Published As

Publication number Publication date
JPS5827277B2 (en) 1983-06-08

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