RUS  ENG
Full version
JOURNALS // Mendeleev Communications // Archive

Mendeleev Commun., 2016 Volume 26, Issue 5, Pages 399–401 (Mi mendc2226)

This article is cited in 18 papers

Communications

Multicomponent assembling of isatins, malononitrile and 4-hydroxy-6-methylpyridin-2(1H)-ones: one-pot efficient approach to privileged spiro[indoline-3,4-pyrano[3,2-c]pyridine]-2,5(6’H)-dione scaffold

M. N. Elinsona, F. V. Ryzhkova, A. N. Vereshchagina, T. A. Zaimovskayab, V. A. Koroleva, M. P. Egorova

a N.D. Zelinsky Institute of Organic Chemistry, Russian Academy of Sciences, Moscow, Russian Federation
b A.V. Topchiev Institute of Petrochemical Synthesis, Russian Academy of Sciences, Moscow, Russian Federation

Abstract: The new one-pot multicomponent assembling of isatins, malononitrile and 4 hydroxy-6-methylpyridin-2(1H)-ones into previously unknown 2-amino-7-methyl-2,5-dioxo-5,6-dihydrospiro[indoline-3,4-pyrano[3,2-c]pyridine]-3-carbonitriles in 80–98% yields has been accomplished by their reflux in ethanol in the presence of sodium acetate.

Language: English

DOI: 10.1016/j.mencom.2016.09.011



© Steklov Math. Inst. of RAS, 2025