KR870005978A - Manufacturing method of pyridoid insecticide - Google Patents

Manufacturing method of pyridoid insecticide Download PDF

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Publication number
KR870005978A
KR870005978A KR1019850010019A KR850010019A KR870005978A KR 870005978 A KR870005978 A KR 870005978A KR 1019850010019 A KR1019850010019 A KR 1019850010019A KR 850010019 A KR850010019 A KR 850010019A KR 870005978 A KR870005978 A KR 870005978A
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KR
South Korea
Prior art keywords
general formula
formula
methyl
ester compound
halogen
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KR1019850010019A
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Korean (ko)
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KR890001917B1 (en
Inventor
오헌승
정상헌
김성겸
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구자학
주식회사 럭키
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Priority to KR1019850010019A priority Critical patent/KR890001917B1/en
Publication of KR870005978A publication Critical patent/KR870005978A/en
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Publication of KR890001917B1 publication Critical patent/KR890001917B1/en

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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C253/00—Preparation of carboxylic acid nitriles
    • C07C253/16—Preparation of carboxylic acid nitriles by reaction of cyanides with lactones or compounds containing hydroxy groups or etherified or esterified hydroxy groups

Abstract

내용 없음No content

Description

피레드로이드계 살충제의 제조 방법Manufacturing method of pyridoid insecticide

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

Claims (3)

일반식 (II)의 유기산과 일반식 (III)의알데히드 및 일반식(V)의 알카리금속 시아나이드를 물과 물에 응해되지 않는 유기용매로 된 2상계 용매 중에서 상간이동촉매의 존재하에 일반식 (IV)의 설포닐할라이드와 반응시킨 후 그 반응 혼합물을 일반식 (VII)의 알카리금속 하이드록사이드와 다시 반응시킴을 특징으로 하여 일반식 (I)′의 피레드로이드계의 에스테르 화합물을 제조하는 방법.In the presence of a phase transfer catalyst in a two-phase solvent consisting of an organic acid of general formula (II), an aldehyde of general formula (III), and an alkali metal cyanide of general formula (V) in water and an organic solvent that does not react with water After reacting with sulfonyl halide of (IV), the reaction mixture is reacted with alkali metal hydroxide of general formula (VII) again to prepare pyridoid ester compound of general formula (I) '. Way. 상기식에서, R1은Wherein R 1 is 를 나타내며, 여기서R5및 R6가 동일할 때는 각각 염소, 브롬, 메틸을 나타내고, R5및 R6가 다를 때는 R5가 염소, 브롬, 메틸이고, R6는 트리플루오로 메틸을 나타낸다. 또한R7은 할로겐 또는 디플루오로메톡시를 나타낸다. R3및 R4는 서로 같거나 다르며 할로겐 또는 수소를 나타내며, R9는 메틸, 페닐기 등을 나타내며, M,M′는 나트륨 또는 칼륨을 나타내며, X는 할로겐 원자를 나타낸다.Wherein R 5 and R 6 are the same when they represent chlorine, bromine and methyl, and when R 5 and R 6 are different, R 5 is the chlorine, bromine and methyl, and R 6 represents trifluoro methyl. And R 7 represents halogen or difluoromethoxy. R 3 and R 4 are the same or different and represent halogen or hydrogen, R 9 is methyl, phenyl Group, etc., M, M 'represents sodium or potassium, and X represents a halogen atom. 일반식(II)의 유기산과 일반식(VI)의 알코올을 피리딘과 같은 유기염기의 존재하에서 일반식(IV)의 설포닐할라이드와 반응시킴을 특징으로 하여 일반식 (I)″의 피레드로이드계의 에스테르화합물을 제조하는 방법.A pyredoid-based compound of formula (I) " characterized by reacting an organic acid of formula (II) and an alcohol of formula (VI) with sulfonyl halides of formula (IV) in the presence of an organic base such as pyridine. Method for preparing the ester compound of. 상기 식에서, R1,R3,R4,R9, 및 X는 전술한 바와 같다.Wherein R 1 , R 3 , R 4 , R 9 , and X are as described above. 제1항 또는 2항에 있어서, 일반식 (IV)의 설포닐할라이드가 메탄설포닐클로라이드, 벤젠설포닐클로라이드, 파라톨루엔설포닐클로라이드, 파라톨루엔설포닐브로마이드임을 특징으로 하는 피레드로이계 에스테르 화합물을 제조하는 방법The pyredloy-based ester compound according to claim 1 or 2, wherein the sulfonyl halide of general formula (IV) is methanesulfonyl chloride, benzenesulfonyl chloride, paratoluenesulfonyl chloride, paratoluenesulfonyl bromide. How to make ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019850010019A 1985-12-28 1985-12-28 Process for the preparation of pyrecthroids KR890001917B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019850010019A KR890001917B1 (en) 1985-12-28 1985-12-28 Process for the preparation of pyrecthroids

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019850010019A KR890001917B1 (en) 1985-12-28 1985-12-28 Process for the preparation of pyrecthroids

Publications (2)

Publication Number Publication Date
KR870005978A true KR870005978A (en) 1987-07-08
KR890001917B1 KR890001917B1 (en) 1989-05-31

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019850010019A KR890001917B1 (en) 1985-12-28 1985-12-28 Process for the preparation of pyrecthroids

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KR (1) KR890001917B1 (en)

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Publication number Publication date
KR890001917B1 (en) 1989-05-31

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