Using heavy-atom-containing xanthene dyes,benzoins can be quanti-tatively prepared by photosensitized reduction from benzils with triethyla-mine.It is an import
A new highly sensitive spectrophotometric method has been developed for the determination of micro amounts of bismuth (Ⅲ), based on the formation of Bi (Ⅲ)—meso
(CH<sub>3</sub>C<sub>5</sub>H<sub>4</sub>)Zr(S<sub>2</sub>CNBz<sub>2</sub>)<sub>3</sub>, Mr=987.55, space group P1, a=13.002(4), b=13.659(3), c=29.685(8); α=100.72(2)<sup>