Tetra-methyl ammonium hydroxide: An efficient and versatile catalyst for the one-pot synthesis of tetrahydrobenzo[b]pyran derivatives in aqueous media

Synthesis and pharmacological activity of 2-oxo-(2H) 1-benzopyran-3-carboxamide derivatives

Leonardo Bonsignore, Gianni Loy, Daniela Secci et al. · European Journal of Medicinal Chemistry · 1993 · 691 citations

Pharmacy, Medicinal Chemistry, Pharmacology +8

Solvent-free Knoevenagel condensations and Michael additions in the solid state and in the melt with quantitative yield

Gerd Kaupp, Mohammad Reza Naimi‐Jamal, Jens Schmeyers · Tetrahedron · 2003 · 310 citations

Natural Sciences, Chemistry, Physical Chemistry +9

A new route to substituted 3-methoxycarbonyldihydropyrans; enantioselective synthesis of (–)-methyl elenolate

Susumi Hatakeyama, Noriko Ochi, Hirotoshi Numata et al. · Journal of the Chemical Society Chemical Communications · 1988 · 294 citations

Natural Sciences, Chemistry, Medicinal Chemistry +8

Sodium bromide catalysed one-pot synthesis of tetrahydrobenzo[b]pyrans via a three-component cyclocondensation under microwave irradiation and solvent free conditions

Ipsita Devi, Pulak J. Bhuyan · Tetrahedron Letters · 2004 · 239 citations

Natural Sciences, Chemistry, Catalysis +13

Synthesis of cyclobutenes by the novel photochemical ring contraction of 4-substituted 2-amino-3,5-dicyano-6-phenyl-4H-pyrans

Diego Armesto, William M. Horspool, Nazario Martı́n et al. · The Journal of Organic Chemistry · 1989 · 229 citations

Natural Sciences, Chemistry, Drug Design +10