Vasilkova Natalia Olegovna RussiaSaratovSaratov State University , 83, Astrakhanskaya str., Saratov, 410012, Russia vasilkovano@mail.ru Author's articles Reaggregation Positional Isomers Tetrazologeksahidroquinazoline Thermal Isomerization of O-Chlorophenyltetrazolocyclanopyrimidine with Different Structure Types Investigation of the Structure and Ways of Formation of Isomeric Tyenylsubstituted Triazolohexohydroquinazolines by Methods of NMR Spectroscopy and Chromato-mass-spectromectry Qualitative and Quantitative Estimation of Intramolocular Hydrogenic Communication in a Row of Orto-R-phenyl-substituted Tetrazolohexahydroquinazolines Synthesis and Ways of Formation of Hydroxyphenyl Substituted Triazolohexahydroquinazolines One-pot synthesis and structure of isomeric aryl-substituted triazolohexahydroquinazolines