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KR880012581A - Preparation method of diphenyl ether derivative and use as herbicide - Google Patents

Preparation method of diphenyl ether derivative and use as herbicide Download PDF

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Publication number
KR880012581A
KR880012581A KR870004154A KR870004154A KR880012581A KR 880012581 A KR880012581 A KR 880012581A KR 870004154 A KR870004154 A KR 870004154A KR 870004154 A KR870004154 A KR 870004154A KR 880012581 A KR880012581 A KR 880012581A
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diphenyl ether
formula
general formula
alkali metal
group
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KR870004154A
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Korean (ko)
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토마스 클라아크 마이클
제임스 길모어 아이언
로버트 쥬어리 도널드
Original Assignee
오노 알버어스
셀 인터나쵸나아레 레사아치 마아츠샤피 비이부이
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Priority to KR870004154A priority Critical patent/KR880012581A/en
Publication of KR880012581A publication Critical patent/KR880012581A/en

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  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

내용 없음No content

Description

디페닐 에테르 유도체의 제조방법과 제초제로의 사용Preparation method of diphenyl ether derivative and use as herbicide

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

Claims (14)

하기 일반식(Ⅰ)을 갖는 디페닐 에테르 유도체:Diphenyl ether derivatives having the general formula (I) 상기 식에서, R1은 수소나 할로겐 원자 혹은 알킬이나 할로알킬기이고 :R2와 R3는 같거나 상이한 것으로서, 각기 독립적으로 수소나 할로겐 원자 혹은 알킬, 할로알킬, 니트로나시아노기일 수 있고 :R4는 수소원자나 알킬기를 나타낸다.Wherein, R 1 is a hydrogen or halogen atom or an alkyl or haloalkyl group: R 2 and R 3 are the same or different and represents, each independently hydrogen or halogen atoms or alkyl, haloalkyl, nitro pear cyano may be an: R 4 Represents a hydrogen atom or an alkyl group. 제1항에 있어서, R1이 할로알킬기, R2가 할로겐 원자이고 R3가 수소원자인 디페닐 에테르 유도체.The diphenyl ether derivative according to claim 1, wherein R 1 is a haloalkyl group, R 2 is a halogen atom and R 3 is a hydrogen atom. 제1항 또는 제2항에 있어서, R4가 수소원자나 C1-4알킬기인 디페닐 에테르 유도체.The diphenyl ether derivative according to claim 1 or 2, wherein R 4 is a hydrogen atom or a C 1-4 alkyl group. 하기 일반식(Ⅱ)의 프탈리드와 하기 일반식(Ⅲ)의 화합물을 반응시키는 것으로 구성되는 제1항 내지 제3항중 어느 하나에 정의된 바와 같은 일반식(Ⅰ)의 디페닐에테르 유도체의 제조방법:Preparation of the diphenyl ether derivative of formula (I) as defined in any one of claims 1 to 3 consisting of reacting a phthalide of formula (II) with a compound of formula (III) Way: 상기식에서, R1,R2,R3및 R4는 제1항 내지 제6항중 어느 하나에 정의한 바와 같고, Q와 W중 하나는 할로겐이나 니트로기를 나타내고 Q와 W중 그 나머지는 M이 수소나 알카리 금속원자인 일반식 -OM의 기를 나타낸다.Wherein R 1 , R 2 , R 3 and R 4 are as defined in any one of claims 1 to 6, wherein one of Q and W represents a halogen or nitro group and the remaining of Q and W are M A group of the general formula -OM, which is a sonar alkali metal atom. 제4항에 있어서, Q가 히드록실인 일반식(Ⅱ)의 프탈리드를 알카리 금속 수산화물이나 수화물과 반응시켜 알카리 금속염을 형성하고, 알카리 금속염을 W가 염소원자인 일반식(Ⅲ)의 화합물과 반응시키는 방법.The phthalide of formula (II) wherein Q is hydroxyl is reacted with an alkali metal hydroxide or a hydrate to form an alkali metal salt, and the alkali metal salt is a compound of formula (III) wherein W is a chlorine atom; How to react. 일반식(Ⅳ)의 화합물을 L이 적절한 이탈기인 일반식(R4)H2C-L의 화합물과 반응시키는 것으로 이루어지는 제1항에 정의된 바와 같은 일반식(Ⅰ)의 디페닐 에테르 유도체의 제조방법:Process for the preparation of diphenyl ether derivatives of general formula (I) as defined in claim 1 consisting of reacting a compound of general formula (IV) with a compound of general formula (R 4 ) H 2 CL wherein L is a suitable leaving group : 제6항에 있어서, L이 카르복실이니 알킬 에스테르 혹은 그 알카리 금속 유도체인 방법.7. The method of claim 6, wherein L is carboxyl or an alkyl ester or an alkali metal derivative thereof. CH-CH2-OH치환체를 갖는 전구체 화합물을 탈수화시키는 것으로 구성되는,R4가 수소원자인 제1항 내지 제3항중 어느 하나에 정의된 바와 같은 일반식(Ⅰ)의 디페닐 에테르 유도체의 제조방법:Preparation of diphenyl ether derivatives of general formula (I) as defined in any one of claims 1 to 3 wherein R 4 is a hydrogen atom consisting of dehydrating a precursor compound having a CH—CH 2 —OH substituent Way: 하기 일반식(Ⅶ)의 프탈리드를 하기 일반식(a)의 하세탈과 반응시키는 것으로 구성되는, 제1항 내지 제3항중 어느 하나에 정의된 바와 같은 일반식(Ⅰ)의 디페닐 에테르 유도체의 제조방법:Diphenyl ether derivatives of formula (I) as defined in any one of claims 1 to 3, consisting of reacting phthalide of formula (i) with hacetal of formula (a) Manufacturing Method: (R1,R2및 R3는 제1항 내지 제3항중 어느 하나에서 정의된 바와 같다)(R 1 , R 2 and R 3 are as defined in any one of claims 1 to 3) (R5은 각기 알킬기를 나타낸다).(R 5 each represents an alkyl group). 제4항 내지 제9항중 어느 하나에 의해 제조된 디페닐 에테르 유도체.Diphenyl ether derivatives prepared according to any one of claims 4 to 9. 제1항 내지 제3항 및 제10항중 어느 하나에 청구된 디페닐 에테르 유도체를 운반체와 섞은 제초제 조성물.A herbicide composition in which the diphenyl ether derivatives claimed in any one of claims 1 to 3 and 10 are mixed with a carrier. 제11항에 있어서, 2개 이상의 운반체로 이루어지는 것으로, 적어도 하나가 계면활성제인 조성물.The composition of claim 11, wherein the composition consists of two or more carriers, at least one of which is a surfactant. 제1항 내지 제3항 및 제10항중 어느 하나에 청구된 디페닐 에테르 유도체나 제11항이나 제12항에 청구된 조성물을 장소에 처리하는 것으로 구성되는 장소에서 바라지 않는 식물성장을 저해하는 방법.A method for inhibiting undesired plant growth at a site consisting of treating the diphenyl ether derivative as claimed in claim 1 or the composition as claimed in claim 11 or claim 12 in place. . 제1항 내지 제3항 및 제10항중 어느 하나의 디페닐 에테르 유도체를 제초제로서의 사용.Use of the diphenyl ether derivative of any one of claims 1 to 3 and 10 as herbicide. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR870004154A 1987-04-29 1987-04-29 Preparation method of diphenyl ether derivative and use as herbicide KR880012581A (en)

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