KR830001902A - Method for preparing 4-benzoyl pyrazole derivative - Google Patents

Method for preparing 4-benzoyl pyrazole derivative Download PDF

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Publication number
KR830001902A
KR830001902A KR1019800001250A KR800001250A KR830001902A KR 830001902 A KR830001902 A KR 830001902A KR 1019800001250 A KR1019800001250 A KR 1019800001250A KR 800001250 A KR800001250 A KR 800001250A KR 830001902 A KR830001902 A KR 830001902A
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South Korea
Prior art keywords
compound
general formula
following general
dissociation constant
less
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KR1019800001250A
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Korean (ko)
Inventor
다까시 마쓰이
쥰조 도비쓰가
도시아끼 야나이
다꾸오 고노쓰네
Original Assignee
가와무라 요시부미
상꾜 가부시기 가이샤
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Priority to KR1019800001250A priority Critical patent/KR830001902A/en
Publication of KR830001902A publication Critical patent/KR830001902A/en

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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D499/00—Heterocyclic compounds containing 4-thia-1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula:, e.g. penicillins, penems; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D503/00—Heterocyclic compounds containing 4-oxa-1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula:, e.g. oxapenicillins, clavulanic acid derivatives; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring

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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-벤조일 피라졸 유도체의 제조방법Method for preparing 4-benzoyl pyrazole derivative

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this content is publicly disclosed, the full text is not included.

Claims (7)

하기 일반식(Ⅰ)로 표시되는 파라졸 유도체를 하기 일반식(Ⅱ)로 표시되는 안식향산 유도체와 수중 25℃에 있어서의 산해리정수가 2이상 15이하의 화합물(Ⅲ)과의 축합물(Ⅳ)과 반응시킴을 특징으로 하는 하기 일반식(Ⅴ)로 표시되는 화합물 또는 그의 염의 제조방법.Condensation product (IV) of a parasol derivative represented by the following general formula (I) with a benzoic acid derivative represented by the following general formula (II) and an acid dissociation constant at 25°C in water of 2 or more and 15 or less: Method for producing a compound or a salt thereof represented by the following general formula (V), characterized by reacting with. (상기 식들중에서, X 및 Y는 저급알킬기를 나타내고, Z는 저급알킬기, 저급알콕시기, 할로겐원자 또는 니트로기를 나타내며, n는 1 또는 2를 나타내고, n이 2일 때, Z는 동일 또는 상이하다).(Wherein, X and Y represent a lower alkyl group, Z represents a lower alkyl group, a lower alkoxy group, a halogen atom or a nitro group, n represents 1 or 2, and when n is 2, Z is the same or different. ). X 및 Y가 모두 메틸기임을 특징으로 하는 특허청구의 범위 제1항 기재의 방법.The method according to claim 1, wherein X and Y are both methyl groups. n이 2임을 특징으로 하는 특허청구의 범위 제1항 기재의 방법.The method according to claim 1, wherein n is 2. 일반식(Ⅴ)의 화합물이 4-(2, 4-디클로로벤조일)-1, 3-디메틸-5-히드록시피라졸 또는 그의 염임을 특징으로 하는 특허청구의 범위 제1항 기재의 방법.The method of claim 1, wherein the compound of formula (V) is 4-(2, 4-dichlorobenzoyl)-1, 3-dimethyl-5-hydroxypyrazole or a salt thereof. 화합물(Ⅲ)의 산해리정수가 3이상 10이하인 특허청구의 범위 제1항 기재의 방법.The method according to claim 1 in which the dissociation constant of compound (III) is 3 or more and 10 or less. 화합물(Ⅲ)의 산해리정수가 4이상 6이하인 특허청구의 범위 제1항 기재의 방법.The method according to claim 1 in which the dissociation constant of compound (III) is 4 or more and 6 or less. 축합물이 하기 일반식(Ⅳ') 또는 (Ⅳ")로 표시되는 화합물임을 특징으로 하는 특허청구의 범위 제1항 기재의 방법.The method according to claim 1, wherein the condensate is a compound represented by the following general formula (IV') or (IV"). (상기 식들중에서, X, Y, Z 및 n는 상기에서 정의한 바와 같다).(In the above formulas, X, Y, Z and n are as defined above). ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: Disclosure is based on the original application.
KR1019800001250A 1980-03-26 1980-03-26 Method for preparing 4-benzoyl pyrazole derivative KR830001902A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019800001250A KR830001902A (en) 1980-03-26 1980-03-26 Method for preparing 4-benzoyl pyrazole derivative

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019800001250A KR830001902A (en) 1980-03-26 1980-03-26 Method for preparing 4-benzoyl pyrazole derivative

Publications (1)

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KR830001902A true KR830001902A (en) 1983-05-19

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KR1019800001250A KR830001902A (en) 1980-03-26 1980-03-26 Method for preparing 4-benzoyl pyrazole derivative

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