Journal ArticleDOI
Homogeneous catalysis involving lanthanoid(III) ions: formation of 4-substituted-2,6-dimethylpyrimidines
TLDR
Lanthanum(III) perchlorate has been found to catalyse a novel reaction between cyclic secondary amines and acetonitrile giving 4-substituted-2,6-dimethylpyrimidines.Abstract:
Lanthanum(III) perchlorate has been found to catalyse a novel reaction between cyclic secondary amines and acetonitrile giving 4-substituted-2,6-dimethylpyrimidines.read more
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Comments on the Mechanisms of Heterogeneous Catalysis of the Hydrodenitrogenation Reaction
TL;DR: In this article, the authors draw from recent observations in these laboratories and from literature examples to propose logical mechanisms that describe the catalytic pathways by which heterogeneous catalysts catalyze hydrodenitrogenation.
Journal ArticleDOI
A simple and facile synthesis of amidoalkyl naphthols catalyzed by Yb(OTf)3 in ionic liquids
TL;DR: An improved, simple, and facile synthesis of amidoalkyl naphthols by employing three-component one-pot condensation reaction of β-naphthol, aromatic aldehydes, and amides in ionic liquids using ytt...
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Pictet–Spengler Reaction of Nitrones and Imines Catalyzed by Yb(OTf)3–TMSCl
TL;DR: The Pictet–Spengler reaction of nitrones and imines prepared from N-hydroxytryptamine and tryptamine gave the corresponding tetrahydro-β-carbolines in excellent yields in the presence of Yb(OTf)3–TMSCl in a mixture of CH2Cl2 and THF.
Journal ArticleDOI
Ether formation from allylic alcohols catalyzed by samarium trichloride
TL;DR: In this paper, the behavior of various allylic alcohols in the presence of catalytic amounts of SmCl3 (by heating in 1,2-dichloroethane) has been studied.