A strategy for the synthesis of 1,2-disubstituted benzimidazoles has been developed and a variety of 1,2-disubstituted benzimidazoles were obtained from imidoyl
This paper summarizes the main technical points related to 100 m-height-scale concrete faced rock-fill dams and analyzes the main problems and their causes occu
The Diels–Alder(D–A)reaction is one of the most powerful reactions in organic synthesis.The intermolecular D–A reaction attracts much less attentions than it
An extracellular polyhydroxybutyrate(PHB) depolymerase was purified to homogeneity from the culture supernatant of a PHB-degrading bacterium,Pseudomonas mendoci