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JPS5740465A - 1,3-di-substituted pyrazole and its preparation - Google Patents

1,3-di-substituted pyrazole and its preparation

Info

Publication number
JPS5740465A
JPS5740465A JP11568980A JP11568980A JPS5740465A JP S5740465 A JPS5740465 A JP S5740465A JP 11568980 A JP11568980 A JP 11568980A JP 11568980 A JP11568980 A JP 11568980A JP S5740465 A JPS5740465 A JP S5740465A
Authority
JP
Japan
Prior art keywords
compound
formula
lower alkoxy
substituted pyrazole
lower alkyl
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
JP11568980A
Other languages
Japanese (ja)
Inventor
Masaaki Takami
Yoichi Ninagawa
Sukeaki Omura
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.)
Kuraray Co Ltd
Original Assignee
Kuraray 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 Kuraray Co Ltd filed Critical Kuraray Co Ltd
Priority to JP11568980A priority Critical patent/JPS5740465A/en
Publication of JPS5740465A publication Critical patent/JPS5740465A/en
Pending legal-status Critical Current

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  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Plural Heterocyclic Compounds (AREA)

Abstract

NEW MATERIAL:The 1,3-substituted pyrazole of formula I [R1 is lower alkyl, or phenyl, naphthyl or pyridyl which may have substituent group selected from halogen, lower alkyl, lower alkoxy, and nitro; R2 is 2,2-di-(lower alkoxy)ethyl, 2- (lower alkoxy)-ethenyl or formylmethyl].
EXAMPLE: 3-(2-Ethoxyethenyl)-1-phenylpyrazole.
USE: Agricultural and horticultural fungicide having no phytotoxity against crops.
PROCESS: The compound of formula I wherein R2 is 2,2-di-(lower alkoxy)ethyl or 2-(lower alkoxy)ethenyl, is prepared by reacting the enyne compound of formula II (R3 and R4 are lower alkyl) with a hydrazine compound of formula III in the presence of an alkali. Treatment of the compound thus prepared with an acid gives the compound of formula I wherein R2 is formylmethyl.
COPYRIGHT: (C)1982,JPO&Japio
JP11568980A 1980-08-21 1980-08-21 1,3-di-substituted pyrazole and its preparation Pending JPS5740465A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11568980A JPS5740465A (en) 1980-08-21 1980-08-21 1,3-di-substituted pyrazole and its preparation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11568980A JPS5740465A (en) 1980-08-21 1980-08-21 1,3-di-substituted pyrazole and its preparation

Publications (1)

Publication Number Publication Date
JPS5740465A true JPS5740465A (en) 1982-03-06

Family

ID=14668811

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11568980A Pending JPS5740465A (en) 1980-08-21 1980-08-21 1,3-di-substituted pyrazole and its preparation

Country Status (1)

Country Link
JP (1) JPS5740465A (en)

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