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Showing articles posted using tag #Ionic Liquid (x)

A Greener Synthesis of 2-Aminochromenes in Ionic Liquid and Evaluation of their Antiproliferative Activities
- Posted by Dr. Bhupender Singh
- December 31, 2012
- 0 comments
- 0 likes
- 233 views
An improved simple and facile synthesis of chromene derivatives by employing threecomponent one-pot condensation reaction of β-naphthol, aromatic aldehydes, and malononitrile in ionic liquids is described. The ionic liquid can be reused and recycl...
Ionic-liquid-supported 1,5,7-triazabicyclo[4.4.0]dec-5-ene — An efficient and recyclable organocatalyst for Michael addition to α,β-unsaturated ketones
- Posted by Dr. Bhupender Singh
- February 22, 2012
- 0 comments
- 0 likes
- 726 views
TBD catalyst was supported on Ionic liquid and evaluated for use in Michael reaction.
Ionic Liquid-Supported Synthesis of Sulfonamides and Carboxamides
- Posted by Dr. Bhupender Singh
- December 8, 2011
- 4 comments
- 0 likes
- 928 views
Synthesis of ionic liquid supported sulfonamides and carboxamide for application in ionic liquid supported peptides synthesis.
One-pot regioselective synthesis of tetrahydroindazolones and evaluation of their anticancer and Src kinase inhibitory activities
- Posted by Dr. Bhupender Singh
- November 9, 2011
- 0 comments
- 0 likes
- 652 views
A number of 2-substituted tetrahydroindazolones were synthesized by three-component condensation reaction of 1,3-diketones, substituted hydrazines, benzaldehydes, and Yb(OTf)3 as a catalyst in [bmim][BF4] ionic liquid using a simple, efficient, an...
Oxidation of alcohols with hydrogen peroxide catalyzed by a new imidazolium ion based phosphotungstate complex in ionic liquid
- Posted by Dr. Bhupender Singh
- now
- 0 comments
- 0 likes
- 708 views
A new catalyst based on imidazolium and tungstate ion (tris(imidazolium)-tetrakis(diperoxotungsto)phosphate (3-)) has been synthesized and characterized by FT-IR spectroscopy. An efficient and environmentally friendly procedure is described for the ...
1-Methyl-3-butylimidazolium decatungstate in Ionic Liquid: An efficient catalyst for the oxidation of alcohols
- Posted by Dr. Bhupender Singh
- now
- 0 comments
- 0 likes
- 1,145 views
An excellent system for the selective oxidation of benzylic and secondary alcohols with hydrogen peroxide catalyzed by 1-methyl-3-butylimidazolium decatungstate in [bmim][BF4] ionic liquid is described. The catalytic system is reusable and prod...
IBX in ionic liquid: Eco-friendly oxidation of 17a-methylandrostan-3b,17b-diol, an intermediate in the synthesis of anabolic Oxandrolone
- Posted by Dr. Bhupender Singh
- now
- 0 comments
- 0 likes
- 885 views
An easily available hypervalent iodine(V) reagent, 2-iodoxybenzoic acid (IBX) immobilized in the ionic liquid [bmim][Br] was found to be an efficient and eco-friendly protocol for the oxidation of 17α-methylandrostan-3β,17β-diol (1). ...
KF-Alumina immobilized in Ionic Liquids: A novel heterogeneous base for heterocyclization of Alkylsulfanylphenylamines into 1,4-Benzothiazine
- Posted by Dr. Bhupender Singh
- now
- 0 comments
- 0 likes
- 1,337 views
A rapid and convenient synthetic methodology for the cyclocondensative transformation of various alkylsulfanylphenylamines with bromoacetyl bromide by supporting on KF-alumina in ionic liquids [bmim][Br] and [bmim][BF4] has been developed to obtain ...