KR840002814A - Preparation of 4-benzoylpyrazole derivatives - Google Patents

Preparation of 4-benzoylpyrazole derivatives Download PDF

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Publication number
KR840002814A
KR840002814A KR1019820005515A KR820005515A KR840002814A KR 840002814 A KR840002814 A KR 840002814A KR 1019820005515 A KR1019820005515 A KR 1019820005515A KR 820005515 A KR820005515 A KR 820005515A KR 840002814 A KR840002814 A KR 840002814A
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South Korea
Prior art keywords
benzoylpyrazole
group
derivatives according
containing fluorine
salt containing
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KR1019820005515A
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Korean (ko)
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KR890000420B1 (en
Inventor
도시아끼 야나이 (외1)
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가와무라 요시부미
상꾜 가부시끼 가이샤
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Publication of KR840002814A publication Critical patent/KR840002814A/en
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Publication of KR890000420B1 publication Critical patent/KR890000420B1/en

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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D231/00—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
    • C07D231/02—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
    • C07D231/10—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D231/14—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D231/18—One oxygen or sulfur atom
    • C07D231/20—One oxygen atom attached in position 3 or 5

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Abstract

내용 없음No content

Description

4-벤조일피라졸 유도체의 제법Preparation of 4-benzoylpyrazole derivatives

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

Claims (6)

하기식(Ⅰ)의 5-벤조일 옥시피라졸 유도체를 불소를 함유하는 염존재하 전위 반응시킴을 특징으로 하는 하기식(Ⅱ)의 4-벤조일피라졸 유도체의 제조방법.A process for producing the 4-benzoylpyrazole derivative of the following formula (II), wherein the 5-benzoyl oxypyrazole derivative of the formula (I) is subjected to a potential reaction in the presence of salt containing fluorine. 상기식 중 R1은 저급 알킬기, 저급 알케닐기 또는 페닐기를 나타내며 R2은 저급 알킬키를 나타내며 X는 할로겐원자, 저급 알킬기, 저급 알콕시기, 니트로기, 시아노기 또는 트리플 루오로메틸기를 나타낸다. n은 0 또는 1 내지 3의 정수를 나타내며 n이 2 또는 3인때 X은 서로 동일 또는 상이하여도 무방하다.In the above formula, R 1 represents a lower alkyl group, a lower alkenyl group or a phenyl group, R 2 represents a lower alkyl key, and X represents a halogen atom, a lower alkyl group, a lower alkoxy group, a nitro group, a cyano group or a triple luoromethyl group. n represents 0 or an integer of 1 to 3, and when n is 2 or 3, X may be the same or different from each other. 제1항에 있어, 불소를 함유하는 염이 알칼리금속 또는 암모늄과의 염인 4-벤조일피라졸 유도체의 제조법.The process for producing 4-benzoylpyrazole derivatives according to claim 1, wherein the salt containing fluorine is a salt with an alkali metal or ammonium. 제2항에 있어, 불소를 함유하는 염이 불화칼륨인 4-벤조일피라졸 유도체의 제조법.The process for producing 4-benzoylpyrazole derivatives according to claim 2, wherein the salt containing fluorine is potassium fluoride. 제3항에 있어, 불소를 함유하는 염이 불화칼륨으로 코팅된 고체 담체인 4-벤조일피라졸 유도체의 제조법.The process for preparing 4-benzoylpyrazole derivatives according to claim 3, wherein the salt containing fluorine is a solid carrier coated with potassium fluoride. 제3항에 있어, 방향족 탄화수소 용매 또는 C3-5알콜용매 중에서 반응시키는 4-벤조일피라졸 유도체의 제조법.The process for preparing 4-benzoylpyrazole derivatives according to claim 3, which is reacted in an aromatic hydrocarbon solvent or a C 3-5 alcohol solvent. 제1항에 있어, 식(Ⅱ)의 4-벤조일피라졸 유도체가 1,3-디메틸-4-(2,4-디클로로벤조일)-5-히드록시피라졸인 4-벤조일피라졸 유도체의 제조법.The process for preparing 4-benzoylpyrazole derivatives according to claim 1, wherein the 4-benzoylpyrazole derivative of formula (II) is 1,3-dimethyl-4- (2,4-dichlorobenzoyl) -5-hydroxypyrazole. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR8205515A 1982-01-18 1982-12-09 Preparation process for 4-benzoylpyrazol derivatives KR890000420B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP57-5780 1982-01-18
JP5780 1982-01-18
JP57005780A JPS58124770A (en) 1982-01-18 1982-01-18 Production of 4-benzoylpyrazole derivative

Publications (2)

Publication Number Publication Date
KR840002814A true KR840002814A (en) 1984-07-21
KR890000420B1 KR890000420B1 (en) 1989-03-17

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Application Number Title Priority Date Filing Date
KR8205515A KR890000420B1 (en) 1982-01-18 1982-12-09 Preparation process for 4-benzoylpyrazol derivatives

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JP (1) JPS58124770A (en)
KR (1) KR890000420B1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4744815A (en) * 1985-05-11 1988-05-17 Nissan Chemical Industries, Ltd. 4-benzoyl-1-alkyl (alkenyl) - pyrazoles, composition containing them, herbicidal method of using them, and intermediate in their preparation
JPH0675144U (en) * 1993-04-06 1994-10-25 栄信 伊▲れい▼ Root cutting stick

Also Published As

Publication number Publication date
JPS58124770A (en) 1983-07-25
JPH0341466B2 (en) 1991-06-24
KR890000420B1 (en) 1989-03-17

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