A semi trace synthetic method of 8 Hydroxyl quinoline from phenol via nitrify,reduction and Skraup reaction,and an optimization reaction condition are given.

By improved Skraup method with acrolein replacing glycerine,8-hydroxyquinoline is synthesized from o-aminophenol,o-nitrophenol,acrolein in the presence of acetic acid and hydrochloric acid.

Principles of reactions in the synthesis of rare earth fluorides in RE_2O_3-NH_4HF_2 systems;

Study of mass transfer and bio-reaction of restaurant wastewater treatment in biological packing tower;

Simulation and analysis of ethanolamine reaction process;

The cumulative effects of acid rain on the soil and responses of Schima superba at Dinghushan;

Behavioral responses of bird cherry-oat aphid,Rhopalosiphum padi,to temperature gradients;

Review of Progress in Response to Fruit Trees under Water Stress;

Advances in Research on Plants Reactions under Phosphate Starvation;

Topics discussed in this article includes synthesis and structures of R2M2(CO)4, the reactions of its metal-metal triple bond with various reagents (such as nucleophiles, carbon-carbon mu.

The latest progress in the research of organic reactions utilizing carbon dioxide is reviewed,particularly including the reactions with epoxides,amines,unsaturated compounds,alcohols,hydrocarbons,etc.