Dimethyl-1-(1, 2, 4-triazol) -2- butanone was treated with aqueous formaldehyde to give an additional product, and subsequent elimination by acetic anhydride yi
Evonik Industries has established itself over the last year as an expert partner in thePEEK business.In collaboration with well-known companies in the electron
Three polymerizable vinyl guaifenesin esters with different acyl donor carbon chain lengths (C4,C6,C10) were regioselectivly synthesized by an alkaline protease
Polyethylene In January 2009,because of the tense supply of PE (polyethylene) and the prices rise of petrochemicals,China’s PE prices were up steadily.As of F