This research assesses the environmental and economic benefits and costs of cleaner production projects formulated by smalland medium-sized enterprises (SMEs) participating in a sustainable supply program in Mexico. The program was designed as a public-private voluntary partnership to spur cleaner production dissemination in SMEs that are part of global supply chains. The study analyzes how pro...

starting from 2-(2-pyridyl) imidazole a series of substituted imidazoles (2-5) were prepared. from the reaction of 2-(3-pyridyl) -4-(or 5) nitroimidazole (15) with dimethyl sulfate in alkaline medium 1-methyl-2-(3- pyridy1)-4-nitroimidazole (6,)w as prepared. reaction of compound 15 with diazomethane gave i-methyl-2-(3-pyridy1)-5- nitroimidazol(e7 ) in addition to 6. the antibacterial and antif...