METHOD FOR PRODUCING 6-HYDROXY-2-NAPHTHOIC ACID ALKYL ESTER

PROBLEM TO BE SOLVED: To provide a method for producing 6-hydroxy-2-naphthoic acid alkyl ester in high yield with and high production efficiency while inhibiting the occurrence of by-products.SOLUTION: A method for producing 6-hydroxy-2-naphthoic acid alkyl ester represented by formula (2) includes...

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Bibliographic Details
Main Authors YANAGASE KUNIYO, KIDA YUSUKE, TSUCHIYA MIO
Format Patent
LanguageEnglish
Japanese
Published 11.01.2018
Subjects
ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
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Summary:PROBLEM TO BE SOLVED: To provide a method for producing 6-hydroxy-2-naphthoic acid alkyl ester in high yield with and high production efficiency while inhibiting the occurrence of by-products.SOLUTION: A method for producing 6-hydroxy-2-naphthoic acid alkyl ester represented by formula (2) includes the step of, in the presence of an acid catalyst, making the reaction occur between 6-hydroxy-2-naphthoic acid of 1 molar equivalent and an aliphatic alcohol of 1.8-8.0 molar equivalents (where n is an integer of 1-6)SELECTED DRAWING: None 【課題】副生物の生成を抑制し、高収率かつ高生産効率の６−ヒドロキシ−２−ナフトエ酸アルキルエステルの製造方法を提供すること。【解決手段】酸触媒の存在下、６−ヒドロキシ−２−ナフトエ酸１モル当量と脂肪族アルコール１．８〜８．０モル当量とを反応させる工程を含む、式（２）で表される６−ヒドロキシ−２−ナフトエ酸アルキルエステルの製造方法。（式中、ｎは１〜６の整数を示す。）【選択図】なし
Bibliography:Application Number: JP20160136030