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Ruthenium-Catalyzed Urea Synthesis by N-H Activation of Amines.
Activation of the N-H bond of amines by a ruthenium pincer complex operating via "amine-amide" metal-ligand cooperation is demonstrated. Catalytic formyl C-H activation of N,N-dimethylformamide (DMF)Expand
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Vibrational assignments of 2,6-di(p-methoxy phenyl)-3-methyl piperidone, 2,6-di(p-methyl phenyl)-3-methyl piperidone, 2,6-di(o-hydroxy phenyl)-3-methyl piperidone and 1-methyl-2,6(p-methoxy phenyl)
The FTIR spectra of the title compounds were recorded in the region 400-4000 cm - 1 and the detailed vibrational assignments have been proposed based on the functional group frequency approach.
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Vibrational analysis of some pyrazole derivatives
The compounds 1,3,5-triphenyl-4,5-dihydro pyrazole, 1,3-diphenyl-5(p-methoxy phenyl)-4,5-dihydro pyrazole and 1,3-diphenyl-5(p-methyl phenyl)-4,5-dihydro pyrazole were prepared. The FTIR and laserExpand
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Nicotinic acid conjugates of nonsteroidal anti-inflammatory drugs (NSAID's) and their anti-inflammatory properties.
A series of nicotinic acid conjugates with non-steroidal anti-inflammatory drugs (NSAID's) have been effectively synthesized using TBTU in high yield and purity. All the synthesized conjugates wereExpand
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Selective α-Deuteration of Amines and Amino Acids Using D2O.
Monohydrido-bridged ruthenium complex [{(η6-p-cymene)RuCl}2(μ-H-μ-Cl)] catalyzes (catalyst load: 0.5-1 mol %) α-selective deuteration of primary and secondary amines, amino acids, and drug moleculesExpand
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Ruthenium-Catalyzed Anti-Markovnikov Selective Hydroboration of Olefins
Ruthenium-catalyzed selective hydroboration of styrenes and aliphatic olefins with pinacolborane (HBpin) is reported. This efficient transformation provided products with exclusive anti-MarkovnikovExpand
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Thiourea-Mediated Regioselective Synthesis of Symmetrical and Unsymmetrical Diversified Thioethers
An efficient and simple thiourea-mediated regioselective synthesis of symmetrical and unsymmetrical diversified thioethers is reported. The regioselective reaction avoids byproduct formation andExpand
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Ruthenium-Catalyzed Deoxygenative Hydroboration of Carboxylic Acids
An efficient deoxygenative hydroboration of carboxylic acids to alkyl boronate esters under mild reaction condition is reported. Both aromatic and aliphatic carboxylic acids exhibited excellentExpand
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Green Chemical Approach: Low-Melting Mixture as a Green Solvent for Efficient Michael Addition of Homophthalimides with Chalcones
Employing Burkhard Konig’s l-(+)-tartaric acid-dimethyl urea (DMU) mixture as an efficient catalyst or as solvent for the Michael addition of various chalcones with N-arylhomophthalimides couldExpand
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Vibrational and normal coordinate analysis of thymine hydrochloride
The FTIR and laser Raman spectra of thymine hydrochloride were recorded in the region 4000-100 cm - 1 and the normal coordinate analysis has been carried out by assuming Cs point group symmetry. AllExpand
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