KR920018039A - Novel salicylic acid maltol ester derivative and preparation method thereof - Google Patents

Novel salicylic acid maltol ester derivative and preparation method thereof Download PDF

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Publication number
KR920018039A
KR920018039A KR1019910003810A KR910003810A KR920018039A KR 920018039 A KR920018039 A KR 920018039A KR 1019910003810 A KR1019910003810 A KR 1019910003810A KR 910003810 A KR910003810 A KR 910003810A KR 920018039 A KR920018039 A KR 920018039A
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South Korea
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compound
carbons
preparation
formula
salicylic acid
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KR1019910003810A
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Korean (ko)
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한병훈
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한병훈
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Priority to KR1019910003810A priority Critical patent/KR920018039A/en
Publication of KR920018039A publication Critical patent/KR920018039A/en

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

내용 없음No content

Description

신규 살리실산 말톨에스테르 유도체 및 그 제조방법Novel salicylic acid maltol ester derivative and preparation method thereof

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

제 1도는 아세틸살리실산의 밀톨에스테르의 NMR챠트이며, 제 2도는 살리실산의 말톨에스테르의 NMR챠트이고, 제 3도는 본 발명의 화합물의 해열효과를 나타낸 그래프이다.FIG. 1 is an NMR chart of the maltol ester of acetylsalicylic acid, FIG. 2 is an NMR chart of the maltol ester of salicylic acid, and FIG. 3 is a graph showing the antipyretic effect of the compound of the present invention.

Claims (3)

다음 구조식의 화합물.A compound of the formula 식중 R은 수소, 탄소수 1-4의 저급알킬 또는 탄소수 1-5의 저급알카노일이며, R1은 수소, 또는 탄소수 1-4의 저급 알킬기이다.Wherein R is hydrogen, lower alkyl having 1-4 carbons or lower alkanoyl having 1-5 carbons, and R 1 is hydrogen or lower alkyl groups having 1-4 carbons. 다음 구조식(Ⅱ)의 화합물 또는 그 활성화 유도체를 다음 구조식(Ⅲ)의 화합물 또는 그 활성화 유도체와 반응시켜서 다음 구조식(Ⅰ)의 화합물을 제조하는 방법.A method for preparing a compound of formula (I) by reacting a compound of formula (II) or an active derivative thereof with a compound of formula (III) or an active derivative thereof. 식중 R은 수소, 탄소수 1-4의 저급알킬 또는 탄소수 1-5의 저급알카노일이며, R1은 수소, 또는 탄소수 1-4의 저급 알킬기이다.Wherein R is hydrogen, lower alkyl having 1-4 carbons or lower alkanoyl having 1-5 carbons, and R 1 is hydrogen or lower alkyl groups having 1-4 carbons. R이 저급알카노일기인 다음 구조식(Ⅰ)의 화하물을 효소에 의한 분해방법으로 처리하여 R이 H인 구조식 (Ⅰ)화합물을 제조하는 방법.A process for preparing a compound of formula (I) wherein R is H by treating a compound of the following formula (I) having a lower alkanoyl group with an enzyme decomposition method. R : 탄소수 1-5의 저급 알카노일R: lower alkanoyl of 1-5 carbon atoms R : HR: H ※ 참고사항 : 최초출원 내용에 의하여 공개되는 것임.※ Note: This is to be disclosed by the original application.
KR1019910003810A 1991-03-09 1991-03-09 Novel salicylic acid maltol ester derivative and preparation method thereof KR920018039A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019910003810A KR920018039A (en) 1991-03-09 1991-03-09 Novel salicylic acid maltol ester derivative and preparation method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019910003810A KR920018039A (en) 1991-03-09 1991-03-09 Novel salicylic acid maltol ester derivative and preparation method thereof

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KR920018039A true KR920018039A (en) 1992-10-21

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