Pterocarpans are derivatives of isoflavonoids found in the Fabaceae family. It is a group of compounds which can be described as benzo-pyrano-furano-benzenes (i.e. 6 H -[1]benzofuro[3,2-c]chromene ske...

The phenylpropanoids are a diverse family of organic compounds that are synthesized by plants from the amino acid phenylalanine. Their name is derived from the six-carbon, aromatic phenyl group and th...

Nature 411 , 843-847 (14 June 2001) | doi :10.1038/35081178 Natural products and plant disease resistance Richard A. Dixon 1 Abstract Plants elaborate a vast array of natural products, many of which h...

The BaeyerVilliger oxidation is an organic reaction in which a ketone is oxidized to an ester by treatment with peroxy acids or hydrogen peroxide. [ 1 ] [ 2 ] Key features of the BaeyerVilliger oxidat...

卤烃的亲核取代反应与消除反应是一对竞争反应。有利于S 2的反应条件，同样对E2也有利。因而在取代反应的同时常伴随消除反应。一级卤代烃主要发生...

氨基连于苯环上可使苯环活化，因而芳香胺极易发生亲电取代反应。 a．卤代。芳香胺与卤素的反应速度很快，例如苯胺与溴水作用时，在室温下能立即生...

酚钠和二氧化碳在加压下于125－150 C反应，生成邻羟基苯甲酸，同时有少量对羟基苯甲酸生成： 反应产物与酚盐的种类及反应温度有关，一般来讲，使用钠...

The reaction of triphenylphosphine and tetrahalomethanes (CCl 4 , CBr 4 ) with alcohols is a ready method to convert an alcohol to the corresponding alkyl halide under mild conditions. The yields are...