JPS5661365A - Dimethoxyphthalazinone derivative and its preparation - Google Patents

Dimethoxyphthalazinone derivative and its preparation

Info

Publication number
JPS5661365A
JPS5661365A JP13777679A JP13777679A JPS5661365A JP S5661365 A JPS5661365 A JP S5661365A JP 13777679 A JP13777679 A JP 13777679A JP 13777679 A JP13777679 A JP 13777679A JP S5661365 A JPS5661365 A JP S5661365A
Authority
JP
Japan
Prior art keywords
formula
dimethoxyphthalazinone
derivative
preparation
substituted
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.)
Pending
Application number
JP13777679A
Other languages
Japanese (ja)
Inventor
Masayuki Ishikawa
Soyao Moriguchi
Yorikatsu Hawakabe
Hisashi Ebisawa
Izumi Furutoku
Tetsuzo Ishikawa
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.)
Resonac Holdings Corp
Original Assignee
Showa Denko KK
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 Showa Denko KK filed Critical Showa Denko KK
Priority to JP13777679A priority Critical patent/JPS5661365A/en
Publication of JPS5661365A publication Critical patent/JPS5661365A/en
Pending legal-status Critical Current

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  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

NEW MATERIAL:A 2-substituted phenyl-6,7-dimethoxy-1(2H)-phthalazinone expressed by formula I (R is halogen, alkyl, alkoxyl, alkylenedioxy or nitro; n is an integer 1W3).
USE: A medicine having vasodilator and antipeptic ulcer actions.
PROCESS: A substituted phenylhydrazine of formula II is condensed with 2-formyl-4, 5-dimethoxybenzoic acid to give the compound of formula I.
COPYRIGHT: (C)1981,JPO&Japio
JP13777679A 1979-10-26 1979-10-26 Dimethoxyphthalazinone derivative and its preparation Pending JPS5661365A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13777679A JPS5661365A (en) 1979-10-26 1979-10-26 Dimethoxyphthalazinone derivative and its preparation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13777679A JPS5661365A (en) 1979-10-26 1979-10-26 Dimethoxyphthalazinone derivative and its preparation

Publications (1)

Publication Number Publication Date
JPS5661365A true JPS5661365A (en) 1981-05-26

Family

ID=15206564

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13777679A Pending JPS5661365A (en) 1979-10-26 1979-10-26 Dimethoxyphthalazinone derivative and its preparation

Country Status (1)

Country Link
JP (1) JPS5661365A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0309765A2 (en) * 1987-09-30 1989-04-05 Fisons Corporation 1(2H)-Phthalazinones as cytoprotective agents
US9682969B2 (en) 2013-03-13 2017-06-20 Flatley Discovery Lab, Llc Phthalazinone compounds and methods for the treatment of cystic fibrosis

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0309765A2 (en) * 1987-09-30 1989-04-05 Fisons Corporation 1(2H)-Phthalazinones as cytoprotective agents
EP0309765A3 (en) * 1987-09-30 1990-09-26 Fisons Corporation 1(2h)-phthalazinones as cytoprotective agents
US9682969B2 (en) 2013-03-13 2017-06-20 Flatley Discovery Lab, Llc Phthalazinone compounds and methods for the treatment of cystic fibrosis
US9783529B2 (en) 2013-03-13 2017-10-10 Flatley Discovery Lab, Llc Pyridazinone compounds and methods for the treatment of cystic fibrosis
US9790215B2 (en) 2013-03-13 2017-10-17 Flatley Discovery Lab, Llc Pyridazinone compounds and methods for the treatment of cystic fibrosis
US10280160B2 (en) 2013-03-13 2019-05-07 Flatley Discovery Lab, Llc Phthalazinone compounds and methods for the treatment of cystic fibrosis
US10889576B2 (en) 2013-03-13 2021-01-12 Flatley Discovery Lab, Llc Phthalazinone compounds and methods for the treatment of cystic fibrosis

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