KR890002094A - Method for preparing quinazoline derivatives - Google Patents

Method for preparing quinazoline derivatives Download PDF

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Publication number
KR890002094A
KR890002094A KR1019870007671A KR870007671A KR890002094A KR 890002094 A KR890002094 A KR 890002094A KR 1019870007671 A KR1019870007671 A KR 1019870007671A KR 870007671 A KR870007671 A KR 870007671A KR 890002094 A KR890002094 A KR 890002094A
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KR
South Korea
Prior art keywords
solvent
compound
formula
tertiary amine
carbon atoms
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KR1019870007671A
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Korean (ko)
Inventor
이윤우
김동신
조양래
장대식
Original Assignee
문광석
대한약품공업 주식회사
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Priority to KR1019870007671A priority Critical patent/KR890002094A/en
Publication of KR890002094A publication Critical patent/KR890002094A/en

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Abstract

내용 없음No content

Description

퀴나졸린 유도체의 제조방법.Method for preparing quinazoline derivatives.

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

Claims (5)

다음 구조식(VIII)의 화합물을 구조식(IX)의 화합물과 비양자성 극성 용매 존재하 가온상태에서 고리화 반응시킴을 특징으로 하는 구조식(I)의 화합물 및 그의 산 부가염을 제조하는 방법.A process for preparing a compound of formula (I) and an acid addition salt thereof, wherein the compound of formula (VIII) is cyclized with a compound of formula (IX) in a warm state in the presence of an aprotic polar solvent. 상기식에서, R', R", R'"는 서로 동일하거나 다른, 알킬기, 아릴기, 알킬기와 아릴기를 갖는 삼급 아민이거나 R',R",R'"중 둘, 혹은 섹이 고리를 이루는 질소고리 삼급아민 또는 R',R",R'"가 하나의 방향족 구조를 이루는 방향족 질소고리 삼급아민을 표시한다. HX는 염화수소, 브롬화수소, 요오드화수소, 알킬 혹은 아릴 술폰산을 표시한다.Wherein R ', R ", R'" are the same or different from each other, a tertiary amine having an alkyl group, an aryl group, an alkyl group and an aryl group, or two of R ', R ", R'", or a nitrogen ring Ring tertiary amine or R ′, R ″, R ′ ″ represents an aromatic nitrogen ring tertiary amine forming one aromatic structure. HX represents hydrogen chloride, hydrogen bromide, hydrogen iodide, alkyl or aryl sulfonic acid. 제1항에 있어서, 비양성자성 극성 용매로서 탄소수 1-4의 저급 알콜, 포름아미드, 디메틸포름아미드, 디메틸아세트아미드, 디메틸 술폭시드 중에서 선택하거나 이들사이의 혼합용매 혹은 이들 이외의 다른 유기 용매와의 혼합용매를 사용함을 특징으로 하는 제조방법.The method according to claim 1, wherein the aprotic polar solvent is selected from lower alcohols having 1 to 4 carbon atoms, formamide, dimethylformamide, dimethylacetamide, dimethyl sulfoxide, mixed solvents thereof or other organic solvents therebetween. Method for producing a mixed solvent of the. 제2항에 있어서, 유기용매로서 염화메틸렌, 클로로포름, 아세톤, 염화에틸렌, 에틸아세테이트, 에테르와 같은 유기 용매를 사용함을 특징으로 하는 방법.The method according to claim 2, wherein an organic solvent such as methylene chloride, chloroform, acetone, ethylene chloride, ethyl acetate, ether is used as the organic solvent. 제2항에 있어서, 탄소수 1-4의 저급 알콜 용매로 메틸알콜 또는 에틸알콜로 사용함을 특징으로 하는 제조방법.The method according to claim 2, wherein the lower alcohol solvent having 1 to 4 carbon atoms is used as methyl alcohol or ethyl alcohol. 제1항에 있어서, 반응온도는 60°-150℃에서 행함을 특징으로 하는 방법.The method of claim 1 wherein the reaction temperature is performed at 60 ° -150 ° C. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019870007671A 1987-07-15 1987-07-15 Method for preparing quinazoline derivatives KR890002094A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019870007671A KR890002094A (en) 1987-07-15 1987-07-15 Method for preparing quinazoline derivatives

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019870007671A KR890002094A (en) 1987-07-15 1987-07-15 Method for preparing quinazoline derivatives

Publications (1)

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KR890002094A true KR890002094A (en) 1989-04-08

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KR1019870007671A KR890002094A (en) 1987-07-15 1987-07-15 Method for preparing quinazoline derivatives

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KR (1) KR890002094A (en)

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