Experimental and theoretical research of polarity, spatial and electronic structure of polyfunctional organic and organoelement (phosphorous, silicon-) compounds, conformational analysis of these compounds with physical methods complex (RSA, YMR and IK spectroscopy, dipole moments) and quantum-chemical calculations (Head of Division, Professor Vereschagina Ya.A., tel. 233-77-86, e-mail
yavereshchagina@yahoo.com).