JPS5214799A - Process for preparing 2-alkyl-3-acyl- pyrazolo(1,5-a) pyridine derivat ives - Google Patents

Process for preparing 2-alkyl-3-acyl- pyrazolo(1,5-a) pyridine derivat ives

Info

Publication number
JPS5214799A
JPS5214799A JP8579476A JP8579476A JPS5214799A JP S5214799 A JPS5214799 A JP S5214799A JP 8579476 A JP8579476 A JP 8579476A JP 8579476 A JP8579476 A JP 8579476A JP S5214799 A JPS5214799 A JP S5214799A
Authority
JP
Japan
Prior art keywords
pyrazolo
pyridine
alkyl
acyl
preparing
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
JP8579476A
Other languages
Japanese (ja)
Inventor
Tsutomu Irikura
Masayuki Hayashi
Kikuo Son
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.)
Kyorin Pharmaceutical Co Ltd
Original Assignee
Kyorin Pharmaceutical Co 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
Application filed by Kyorin Pharmaceutical Co Ltd filed Critical Kyorin Pharmaceutical Co Ltd
Priority to JP8579476A priority Critical patent/JPS5214799A/en
Publication of JPS5214799A publication Critical patent/JPS5214799A/en
Pending legal-status Critical Current

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

Abstract

PURPOSE: 2-Alkyl-3-acyl-pyrazolo[1,5-a] pyridine derivatives of formula II (where R is a 2 - 4C straight or branched alkyl), for instance, 3-n-butyryl-2-npropyl-pyrazolo [1,5-a] pyridine (KC-317).
COPYRIGHT: (C)1977,JPO&Japio
JP8579476A 1976-07-19 1976-07-19 Process for preparing 2-alkyl-3-acyl- pyrazolo(1,5-a) pyridine derivat ives Pending JPS5214799A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8579476A JPS5214799A (en) 1976-07-19 1976-07-19 Process for preparing 2-alkyl-3-acyl- pyrazolo(1,5-a) pyridine derivat ives

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8579476A JPS5214799A (en) 1976-07-19 1976-07-19 Process for preparing 2-alkyl-3-acyl- pyrazolo(1,5-a) pyridine derivat ives

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP47032033A Division JPS5229318B2 (en) 1972-03-30 1972-03-30

Publications (1)

Publication Number Publication Date
JPS5214799A true JPS5214799A (en) 1977-02-03

Family

ID=13868784

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8579476A Pending JPS5214799A (en) 1976-07-19 1976-07-19 Process for preparing 2-alkyl-3-acyl- pyrazolo(1,5-a) pyridine derivat ives

Country Status (1)

Country Link
JP (1) JPS5214799A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6377499A (en) * 1986-09-19 1988-04-07 富士車輌株式会社 Trouser press
JPH0182900U (en) * 1987-11-24 1989-06-02
CN108033959A (en) * 2018-01-29 2018-05-15 山东省药学科学院 A kind of chemical synthesis process of Ibudilast

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6377499A (en) * 1986-09-19 1988-04-07 富士車輌株式会社 Trouser press
JPH0182900U (en) * 1987-11-24 1989-06-02
CN108033959A (en) * 2018-01-29 2018-05-15 山东省药学科学院 A kind of chemical synthesis process of Ibudilast

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