Form Reuben Markovic

Born in 1866. a Jewish merchant family. Higher education in Zurich, Paris and Berlin universities. In 1895, Mr.. received his Ph.D. from Berlin University for a dissertation on benzene-raspberry and meta-chloro-benzene-raspberry acids and their stereochemical properties. In 1897. discovered a new method for artificial preparation of the plant dye indigo (published in "Berichte der Deutschen chemischen Gesellsch."). This method is based on the stereochemical properties of raspberry acids, is particularly simple, opening the way for the construction of various derivatives of indigo different nuances, preserving all the advantages of this paint. - Turning to the social problems, Blank has worked in the Russian and foreign press, among other things, to "release". In 1905, Mr.. Blank, settled in St. Petersburg, has joined the editorial board of the newspaper "Our Life", and in 1906. became the de facto editor of the newspaper and replace it with "Comrade". - In 1909, Mr.. Blank founded, together with Professor MM. Kovalevsky, political, economic, scientific and literary weekly "Queries Life.