Synthesis and Ultraviolet Absorption Characteristics of Chiral 3- arylidenenopinones from β-pinene
作者:Xu Xu、Yi-Qin Yang、Hai-Jun Xu、Lan Lan、Shi-Fa Wang
DOI:10.2174/15701808113106660095
日期:2014.2
catalysts to get (1R,5R)-(-)-3-arylidenenopinones including (1R,5R)-(-)-3-benzylidenenopinone (1), (1R,5R)-(-)-3-(4′-hydroxybenzylidene) nopinone (2), (1R,5R)-(-)-3-(4′-hydroxy-3′-methoxybenzylidene)nopinone (3), (1R,5R)-(-)-3-(2′-hydroxy-3′- methoxybenzylidene)nopinone (4), (1R,5R)-(-)-3-(4′-chlorolbenzylidene)nopinone (5) (1R,5R)-(-)-3-(4′-methylbenzylidene) nopinone (6), and (1R,5R)-(-)-3-(furan-2′-
从松树的天然化学物质(1S,5S)-(-)-β-pine烯合成了一系列新的(1R,5R)-(-)-3-芳基萘醌,并研究了它们的紫外线吸收特性。从(1S,5S)-(-)-β-pine烯经选择性氧化制得(1R,5S)-(+)-nopinone,然后使其与苯甲醛,对羟基苯甲醛,香兰素,邻香兰素,对氯苯甲醛反应和对甲基乙醛,在碱性催化剂的作用下得到(1R,5R)-(-)-3-芳基亚油基酮,其中包括(1R,5R)-(-)-3-苄基亚油基(1),(1R,5R)- (-)-3-(4'-羟基亚苄基)Nopinone(2),(1R,5R)-(-)-3-(4'-羟基-3'-甲氧基亚苄基)nopinone(3),(1R,5R) -(-)-3-(2'-羟基-3'-甲氧基亚苄基)nopinone(4),(1R,5R)-(-)-3-(4'-氯苄基)nopinone(5)(1R,5R) -(-)-3-(4'-甲基亚苄基