Improved synthesis of 2,2′-arylmethylene bis(3-hydroxy-5,5-dimethyl-2-cyclohexene-1-one) derivatives catalyzed by urea under ultrasound

HClO4–SiO2 and PPA–SiO2 catalyzed efficient one-pot Knoevenagel condensation, Michael addition and cyclo-dehydration of dimedone and aldehydes in acetonitrile, aqueous and solvent free conditions: Scope and limitations

Srinivas Kantevari, Rajashaker Bantu, Lingaiah Nagarapu · Journal of Molecular Catalysis A Chemical · 2007 · 276 citations

Natural Sciences, Chemical Engineering, Chemistry +15

An efficient synthesis of 3,4-dihydropyrimidin-2-ones catalyzed by NH2SO3H under ultrasound irradiation

Ji‐Tai Li, Junfen Han, Jin‐Hui Yang et al. · Ultrasonics Sonochemistry · 2003 · 193 citations

Natural Sciences, Chemistry, Catalysis +5

Effects of hydration on the Claisen rearrangement of allyl vinyl ether from computer simulations

Daniel L. Severance, William L. Jorgensen · Journal of the American Chemical Society · 1992 · 186 citations

Natural Sciences, Chemistry, Mass Spectrometric Analysis +7

METHONE DERIVATIVES OF ALDEHYDES

E. C. Horning, M. G. Horning · The Journal of Organic Chemistry · 1946 · 181 citations

Natural Sciences, Chemistry, Analytical Chemistry +7

Some Applications of Ultrasound Irradiation in Organic Synthesis

Ji‐Tai Li, Shuxiang Wang, Guofeng Chen et al. · Current Organic Synthesis · 2005 · 154 citations

Natural Sciences, Chemical Engineering, Chemistry +14