An efficient method for the stereocontrolled synthesis of the unsymmetrically substituted 4-oxofurofuran lignan 1 has been developed based on a stereocontrolled aldol reaction of the succinic anhydride derivative 20 with an aromatic aldehyde employing (±)-styraxin as a representative example.
                                    以(±)-
苯乙烯素为代表,以
琥珀酸酐衍
生物20与芳香醛的立体控制羟醛反应为基础,开发了一种立体控制合成不对称取代的4-氧代
呋喃木脂素1的有效方法。