Kuznetsovaa , Alexander S. Kazachenkoa , Andrey V. Pestunova and Alan Celzardc , , , , Institute of Chemistry and Chemical Technology SB RAS FRC “Krasnoyarsk Science Center SB RAS” 50/24 Akademgorodok, Krasnoyarsk, 660036, Russia b FRC “Krasnoyarsk Science Center SB RAS” 50/50 Akademgorodok, Krasnoyarsk, 660036, Russia c Institut Jean Lamour, UMR CNRS – Universit´e de Lorraine no. <...> ENSTIB 27 rue Philippe S´eguin, CS 60036, 88026 Epinal cedex, France Received 16.08.2016, received in revised form 27.10.2016, accepted 23.11.2016 The analysis of the literature on the methods of soluble organosolv lignins isolation, their physicalchemical study and on the method of their processing to porous aerogels and liquid hydrocarbons was carried out. <...> For isolation from wood the soluble lignins free from sulfur the methods of catalytic peroxide delignifi cation at mild conditions (temperature ≤ 100 °C, atmospheric pressure) and methods of lignin extraction by supercritical organic solvents were used. <...> Thus, the studied samples of ethanol-lignin have rather low molecular mass, what should facilitate their further processing to liquid hydrocarbons and aerogels. <...> For the depolymerization of organosolv lignins to liquid hydrocarbons the processes of their catalytic conversion in supercritical alcohols have good prospects for the use. <...> In the processes of lignin thermal conversion alcohols can to extract the products of lignin depolymerization and to alkylate these products, preventing their repolymerization to high molecular mass substances. <...> All rights reserved * Corresponding author E-mail address: inm@icct.ru # 454 # Institute of Biophysics SB RAS, Boris N. Kuznetsov, Yuriy N. Malyar… <...> Isolation, Study and Application of Organosolv Lignins (Review) To obtain a new class of <...>