Synthesis of new heterocyclic systems—substituted spiro[chromene-4,3′-indoles] and spiro[indole-3,4′-quinolines]

Pogosyan, S. A. / Avakimyan, D. A. / Stepanyan, H. M. | British Library Online Contents | 2016

Pyran derivatives peri-fused to acenaphthene and acenaphthylene

Abdulaeva, I. A. / Minyaeva, L. G. / Mezheritskii, V. V. | British Library Online Contents | 2011

Synthesis of spiro[furo[3,4-b]pyran-4,3′-pyrroles] by reaction of pyrrolediones with malononitrile and tetronic acid

Sal’nikova, T. V. / Dmitriev, M. V. / Maslivets, A. N. | British Library Online Contents | 2017

Recyclization of 5′-acetyl-2′-amino-6′-methyl-2-oxo-1,2-dihydrospiro[indole-3,4′-pyran]-3′-carbonitrile in reactions with some nitrogen binucleophiles

Andina, A. V. / Andin, A. N. | British Library Online Contents | 2016

Synthesis of new furopyrans and angularly fused furopyranochromenes from 3-arylmethylidenefuran-2-ones

Anis’kova, T. V. / Egorova, A. Y. | British Library Online Contents | 2013