리그닌 二量體 모델化合物의 合成 = Veratrylglycerol-β-vanillylalcohol ether 化合物

다국어 초록 (Multilingual Abstract)

要 約 Veratrylglycerol-β-vanillylalcohol ether 결합(β-O-4 linkage)을 갖는 二量體 리그닌 모
델化合物을 合成하여 각종 리그닌 反應의 試料로서 活用하고자 3.5-dimethoxyacetophenone
을 出發物質로 하여 β-ring에 側鎖를 갖는 二量體 리그닌 모델化合物(Ⅰ-Ⅳ)을 合成하였
고, 융점측정, 1H(13C)-NMR 및 Mass 스펙트라에 의하여 그 化學構造를 同定하였다.이 合成化合物중에서 1-(3,4-dimethoxyphenyl)-2-(2'-methoxy-4'-hydroxymethylphenoxy)
ropanediol-1,3[Ⅳ]는 매우 중요한 리그닌 二量體 化合物이다.이러한 리그닌 合成硏究는 基礎的인 硏究의 重要性 뿐만아니라 應用面에서도 그 活用度가
높을 것이다.ABSTRACTTwo dilignols composed of β-0-4 structure, a important substructure compound
in lignin, was synthesized in high yield in a series of the synthetic studies of lignin
model compounds. The dimers were identified with ^H and "C-NMR and Mass spec-
troscopy. The important compound of among them. the final synthetic compound
[IV) ,is called 1-(3,4-dimethoxyphenyl)-2-(2'-methoxy-4'-hydroxymethylphenoxy)-pro-
This dimeric lignin model compounds should be usefull for the studies of lignin
reactions such as pulping, bleaching, pyrolysis, hydrogenolysis, oxidation, reduction,
biodegradation, and chemical utilization.

목차 (Table of Contents)

• 緖 論
• 材料 및 方法
• 1.分析器機
• 2.모델化合物의 合成
• 結果 및 考察
• 1.2. 1 α-Bromo-3,4-dimethoxyacetophenone[ I ]의 合成
• <아래첨자>a-(2'-Methoxy-4'-formylphenoxy)-3.4-dimethoxyacetophenone[II]의 合成
• 4. 1-(3,4-Dimethoxyphenyl)-2-(2'-m-ethoxy-4'-hydroxymethylphenoxy)-propanediol-1,3 [Ⅳ] 의 合成
• 結 論