白木香(土沉香)Aquilaria sinensis (Lour.) Spreng.,是原产于我国的药用植物,名贵药材国产沉香的来源植物.近年来,由于资源匮乏和沉香药材不断上涨的价格,随着长期的大量砍伐,白木香的野生资源已日渐枯竭,且白木香树体只有含树脂的木材可作为药用,白木香叶等其它部位均被作为废物处理,造成大量的资源浪费.白木香叶的化学成分及相关研究还很少,在最近几年才逐渐展开,白木香叶片的化
A series of novel tetrandrine derivatives were designed, synthesized and evaluated for anticancer activity against human hepatocellular carcinoma cell line (PLC/PRF/5), and the preliminary structural-
Schiff bases (aldehyde or ketone-like compounds) exhibited intense antibacterial and antitumor characteristics, and are therefore, promising candidates as antibacterial and antitumor agents.To investi
Prenylated flavonoids are a unique class of natural products.They were widely distributed in many traditional medicinal plants and have attracted appreciable attention in relation to their potential b
Icaritin (1), the aglycone of icariin, is a natural prenylated flavonoid.The β-anhydroicaritin, in which its 8-prenyl group formed a cycloether, is an icaritin derivative.
The widespread presence of the pyrrole unit in pharmaceuticals and biologically active natural products has greatly contributed to its synthesis and transformations1,2.As a class of significant pyrrol
Tuberculosis (TB) is a contagious-infectious disease mainly caused by Mycobacterium tuberculosis.Antitubercular bioassay-guided fractionation of the chloroform extract of the leaves and stems of Ardis
Myrmekioside A, belonging to a new family of glycolipids with a unique structure of mono-O-alkyl-diglycosylglycerol, was isolated from a marine sponge of Myrmekioderma sp.and showed reversing effect o
Quinolizidine and indolizidine alkaloids have provided a rich source of synthetic targets because of their potential pharmaceutical applications1.Polyhydroxylated indolizidines have been desirable syn
Based on our well-established protocol for the preparation of N-aryl 2-aminophenols (1) from renewable nature product (-)-shikimic acid, an efficient method for the assembly of novel and diversified p