105783-90-2Relevant articles and documents
FURTHER INTRAMOLECULAR REACTIONS OF 1,2,4-TRIAZINES. SYNTHESIS OF FUROPYRIDINES AND DIHYDROPYRANOPYRIDINES
Taylor, Edward C.,Macor, John E.
, p. 431 - 432 (2007/10/02)
3-(3-Butynyloxy)- and 3-(4-pentynyloxy)-1,2,4-triazines undergo facile intramolecular Diels-Alder reactions to yield 2,3-dihydrofuro(2,3-b)pyridines and dihydropyrano(2,3-b)-pyridines respectively.The former are readily dehydrogenated with DDQ to furo(2,3