The present invention relates to a novel neolignan (NEOLASA-I) 3-ethyl-2-methyl-3-(2″,4″,5″-trimethoxy-phenyl-1-(2′,4′,5′-trimethoxy)phenyl-1-(2′,4′,5′-trimethoxy)phenyl-1-propene and a process for the preparation of high purity, higher yield neolignan, &agr;-asarone, 2,4,5-trimethoxy-phenyl propionone from &bgr;-asarone or &bgr;-asarone rich
Acorus calamus
oil containing &agr; and &ggr;-asarone by hydrogenating and dimerizing by treatment with DDQ in presence of an organic acid.
本发明涉及一种新型新木
酚类化合物(N
EOLASA-I),即3-乙基-2-甲基-3-(2″,4″,5″-三
甲氧基苯基)-1-(2′,4′,5′-三
甲氧基苯基)-
1-丙烯基-1-(2′,4′,5′-三
甲氧基苯基)-
1-丙烯基,以及从含有α-芳草醚和β-芳草醚的Acorus ca
LAmus油中通过氢化和二聚化处理并在有机酸存在下用
DDQ制备高纯度、高产率的新木
酚类化合物α-芳草醚、2,4,5-
三甲氧基苯基丙酮的方法。