00719naa#a2200205#i#450# EN\\bibl\81500 20241124001420.7 2782-1900 20230923b2023####ek#y0engy0150####ca ENG RU Quantum chemical study of the acidity of 3,4-dihydro-2H-thiopyran-1,1-dioxides Journal article Yaroslavl Yaroslavl State Technical University 2023 4 с. Journal article local Соединения с одним тиопирановым кольцом. 547.818.1 ENG Starostin Mihail Vital'evich Dolbnev Nikita Evgen'evich Ovchinnikov Konstantin L'vovich chemintech.ru