00813naa#a2200205#i#450# EN\\bibl\82498 20241121234805.4 2782-1900 20211223b2021####ek#y0engy0150####ca RU Comparative quantum-chemical analysis of the reactivity of 1-phenilbut-2-en-3-tyon and 2-(N-pirrolidinil)pent-2-en-4-tyon as heterodiens in the Diels - Alder reaction Journal article Yaroslavl Yaroslavl State Technical University 2021 3 с. Journal article local Соединения с одним тиопирановым кольцом. 547.818.1 Ovchinnikov Konstantin L'vovich Karpov I D Starostin Mihail Vital'evich Kolobov Alexey Vladislavovich chemintech.ru