In order to investigate the optical behaviors of 6-azocomarin and 7azocomarin compounds,a series of new azocomarin compounds were synthesized and their maximum absorption wave-length(λamax),maximum emission wavelength(λe) and Stokes Shift values were measured.

Synthesis and characterization of diisopropyloxy phosphoryl coumarins;

Solvent-free synthesis of 7-hydroxy-4-methyl coumarin catalyzed by heteropolyacid;

Solventless Synthesis of 7-Hydroxy-4-methylcoumarin with Dodecyl Benzene Sulfonic Acid Catalyst;

A method for simultaneous separation and determination of two coumarins,dicumarol and cyclocoumarol,in cosmetics by HPLC-diode-array detector(DAD) was developed.

Location and relative quantity of coumarins in the stem of Dendrobium thyrsiflorum;

Extraction of coumarins from Angelica dahurica by supercritical extraction and GC-MS analysis;

Study on extraction of coumarins in Angelica Dahurica by supercritical CO_2;

A novel ketocoumarin derivative C3 presented a Dπ_1-A-π_2-D structure with diethylamino as the electron donor(D),carbonyl as the electron acceptor(A),coumarin and stilbene as the conjugating bridge was synthesized.

Inhibitory Effects of 40 Coumarins Compounds Against Growth of Human Epidermal Carcinoma Cell Line A432 and Human Mammary Cancer Cell Line BCAP in Vitro;

Inhibitory Effects of 40 Coumarins Compounds Against Growth of Human Gastric Carcinoma Cell Line BGC and Human Hepatic Carcinoma Cell Line BEL-7402 in Vitro;

Study on the transdermal permeability of coumarins in Radix Angelica Dahurica in vitro;