79510-60-4Relevant academic research and scientific papers
A fast, highly efficient and green protocol for Michael addition of active methylene compounds to styrylisoxazoles using task-specific basic ionic liquid [bmIm]OH as catalyst and green solvent
Rajanarendar,Murthy, K. Rama,Shaik, Firoz Pasha,Reddy, M. Nagi
experimental part, p. 587 - 592 (2011/06/21)
A fast, highly efficient and green protocol for the Michael addition of active methylene compounds to styrylisoxazoles at room temperature has been investigated using task-specific basic ionic liquid, 3-butyl-1-methyl imidazolium hydroxide, [bmIm]OH, as a
Multi-component synthesis of methylene bis isoxazolo[4,5-b]-pyridine-N- oxides
Rajanarendar,Nagi Reddy,Rama Murthy
experimental part, p. 927 - 930 (2011/11/12)
A three component one-pot protocol was investigated for the synthesis of methylene bis isoxazolo[4,5-b]-pyridine-N-oxides from commercially available materials.
Michael additions on isoxazole derivatives under solvent-free conditions
Rajanarendar,Ramesh,Karunakar
, p. 1994 - 1996 (2007/10/03)
Knoevenagel condensation of 3,5-dimethyl-4-nitro-isoxazole 1 with aromatic aldehydes in solid state in the presence of piperidine gives 3-methyl-4-nitro-5-styryl-isoxazoles 2 in excellent yields within few minutes. Michael addition of active methylene com
Chemistry of Heterocylces: Part VIII - Synthesis of Isoxazolylethylpyrazoles
Reddi, K. Malla,Rao, C. Janakirama,Murthy, A. Krishna
, p. 212 - 213 (2007/10/02)
The base-catalysed addition of acetylacetone to 3-methyl-4-nitro-5-styrylisoxazoles (II) leads to the Michael adducts 3-pentane-2,4-diones (III).These β-diketones (III) undergo cyclization with hydrazine sulphate and phenylhydrazine to furnish pyrazoles (IV) and N-phenylpyrazoles (V), respectively.
Ethylene-diheterocycles: Part I - Synthesis of 5--3-methyl-4-nitroisoxazoles
Rao, C. Janakirama,Reddy, K. Malla,Murthy, A. Krishna
, p. 997 - 998 (2007/10/02)
Michael addition of acetylacetone to 3-methyl-4-nitro-5-styrylisoxazoles (I) in triethylamine leads to 3--2,4-pentanediones (II).The pentanediones (II) undergo cyclisation with hydroxylamine to give 5-ω
