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NO137011C - ANALOGICAL PROCEDURE FOR THE PREPARATION OF DIURETICALLY PYRIDO (3,4-D) PYRIDAZINE DERIVATIVES - Google Patents

ANALOGICAL PROCEDURE FOR THE PREPARATION OF DIURETICALLY PYRIDO (3,4-D) PYRIDAZINE DERIVATIVES

Info

Publication number
NO137011C
NO137011C NO477572A NO477572A NO137011C NO 137011 C NO137011 C NO 137011C NO 477572 A NO477572 A NO 477572A NO 477572 A NO477572 A NO 477572A NO 137011 C NO137011 C NO 137011C
Authority
NO
Norway
Prior art keywords
diuretically
pyrido
preparation
pyridazine derivatives
analogical procedure
Prior art date
Application number
NO477572A
Other languages
Norwegian (no)
Other versions
NO137011B (en
Inventor
Shojiro Yurugi
Shintaro Kikuchi
Yoshikazu Oka
Akio Miyake
Katsumi Ito
Kiyoshi Omura
Original Assignee
Takeda Chemical Industries Ltd
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 JP47001253A external-priority patent/JPS5130077B2/ja
Priority claimed from JP47079758A external-priority patent/JPS5147718B2/ja
Priority claimed from JP47115762A external-priority patent/JPS523391B2/ja
Priority claimed from JP47116469A external-priority patent/JPS523393B2/ja
Priority claimed from JP47116468A external-priority patent/JPS523392B2/ja
Application filed by Takeda Chemical Industries Ltd filed Critical Takeda Chemical Industries Ltd
Publication of NO137011B publication Critical patent/NO137011B/en
Publication of NO137011C publication Critical patent/NO137011C/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)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
NO477572A 1971-12-28 1972-12-27 ANALOGICAL PROCEDURE FOR THE PREPARATION OF DIURETICALLY PYRIDO (3,4-D) PYRIDAZINE DERIVATIVES NO137011C (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP47001253A JPS5130077B2 (en) 1971-12-28 1971-12-28
JP47079758A JPS5147718B2 (en) 1972-08-09 1972-08-09
JP47115762A JPS523391B2 (en) 1972-11-18 1972-11-18
JP47116469A JPS523393B2 (en) 1972-11-20 1972-11-20
JP47116468A JPS523392B2 (en) 1972-11-20 1972-11-20

Publications (2)

Publication Number Publication Date
NO137011B NO137011B (en) 1977-09-05
NO137011C true NO137011C (en) 1977-12-14

Family

ID=27518080

Family Applications (1)

Application Number Title Priority Date Filing Date
NO477572A NO137011C (en) 1971-12-28 1972-12-27 ANALOGICAL PROCEDURE FOR THE PREPARATION OF DIURETICALLY PYRIDO (3,4-D) PYRIDAZINE DERIVATIVES

Country Status (7)

Country Link
BE (1) BE793345A (en)
CA (1) CA987323A (en)
CH (1) CH590278A5 (en)
DE (1) DE2262912A1 (en)
FR (1) FR2166101A1 (en)
NL (1) NL7217773A (en)
NO (1) NO137011C (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5811874B2 (en) * 1974-03-25 1983-03-04 武田薬品工業株式会社 Pyrido (3,4-D) Pyridazine Luino Seizouhou
JPS5811875B2 (en) * 1974-03-28 1983-03-04 武田薬品工業株式会社 Pyrido(3,4-D)pyridasine
JPS5134195A (en) * 1974-09-17 1976-03-23 Takeda Chemical Industries Ltd Pirido * 3 44d * piridajinruinoseizoho

Also Published As

Publication number Publication date
DE2262912A1 (en) 1973-07-12
NO137011B (en) 1977-09-05
NL7217773A (en) 1973-07-02
FR2166101A1 (en) 1973-08-10
BE793345A (en) 1973-06-27
CA987323A (en) 1976-04-13
CH590278A5 (en) 1977-07-29
FR2166101B1 (en) 1976-08-20

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