Zobrazeno 1 - 10
of 182
pro vyhledávání: '"K. Aswin"'
Publikováno v:
Journal of Saudi Chemical Society, Vol 20, Iss 5, Pp 517-522 (2016)
One-pot condensation from aromatic aldehyde, methyl ketone, malononitrile and ammonium acetate in the presence of the ionic liquid (IL), 1-butyl-3-methylimidazolium tetrafluoroborate ([Bmim][BF4]), affords the corresponding 2-amino-4,6-diphenylpyridi
Externí odkaz:
https://doaj.org/article/ca88692cffab4093b821e284c24b4a98
Publikováno v:
Journal of Saudi Chemical Society, Vol 20, Iss 2, Pp 138-150 (2016)
An efficient synthesis of amidoalkyl naphthols from the reaction of β-naphthol and various aromatic aldehydes and amides using ZrOCl2·8H2O, an environmentally friendly catalyst under a thermal solvent-free green procedure is described. This simple
Externí odkaz:
https://doaj.org/article/ed4d2e9058464709a6a42de2c698a2ca
Publikováno v:
Bulletin of the Chemical Society of Ethiopia, Vol 29, Iss 3, Pp 457-471 (2015)
A new, simple, thermally efficient and solvent-free condensation of 2-amino-4,5-dihydro-4-phenylpyrano[3,2-b]indole-3-carbonitrile derivatives with coumarin-3-carboxylic acid employing succinimide-N-sulfonic acid (SuSA) as catalyst for the synthesis
Externí odkaz:
https://doaj.org/article/e9cadfa531054bf593115ffe0080de5d
Publikováno v:
Journal of Saudi Chemical Society, Vol 19, Iss 4, Pp 379-386 (2015)
Three components one-pot Mannich reaction of aromatic ketone, aromatic aldehyde and aromatic amines has been efficiently catalyzed by recyclable bismuth nitrate (Bi(NO3)3, BN) at ambient temperature to give various β-amino carbonyl compounds in high
Externí odkaz:
https://doaj.org/article/0092fa487b084c12aafce9b3e4d2a979
Autor:
Basim H. Asghar, S. Sheik Mansoor, A. Mohamed Hussain, V. Saleem Malik, K. Aswin, S.P.N. Sudhan
Publikováno v:
Arabian Journal of Chemistry, Vol 10, Iss S2, Pp S2115-S2123 (2017)
The oxidation of seven aliphatic aldehydes by benzimidazolium fluorochromate (BIFC) in dimethyl sulphoxide (DMSO) leads to the formation of the corresponding carboxylic acids. The reaction is first order in BIFC. The Michaelis–Menten type kinetics
Externí odkaz:
https://doaj.org/article/df1216c68a3e43148911f48c091a5104
Publikováno v:
Arabian Journal of Chemistry, Vol 10, Iss S1, Pp S546-S553 (2017)
Gadolinium(III) trifluoromethanesulfonate (Gadolinium triflate) Gd(OTf)3 catalysed efficient Hantzsch reaction via four-component coupling reactions of aldehydes, 5,5-dimethyl-1,3-cyclohexaedione (dimedone), ethyl acetoacetate and ammonium acetate at
Externí odkaz:
https://doaj.org/article/c0569eea4baa472a899f7ce55bac661e
Publikováno v:
Journal of Saudi Chemical Society, Vol 21, Iss S1, Pp S44-S51 (2017)
Synthesis of substituted 10,10-dimethyl-7-phenyl-9,10,11,12-tetrahydrobenzo[c]acridin-8(7H)-one derivatives proceeded by the one-pot reaction of aromatic aldehydes, 5,5-dimethylcyclohexane-1,3-dione (dimedone) and 1-naphthylamine, in the presence of
Externí odkaz:
https://doaj.org/article/b519b24ccb61492781624289a52a012c
Publikováno v:
Journal of King Saud University: Science, Vol 26, Iss 3, Pp 213-221 (2014)
A new one-pot and efficient three-component condensation of 1,3-diphenyl-2-propen-1-ones (chalcones), 1,3-indandione, and ammonium acetate using pentafluorophenylammonium triflate (PFPAT) as catalyst for the synthesis of substituted 2,4-diaryl-5H-ind
Externí odkaz:
https://doaj.org/article/2b359e6fdc0549b097ddec1692d41ab6
Publikováno v:
Journal of King Saud University: Science, Vol 26, Iss 2, Pp 141-148 (2014)
An efficient and direct procedure for the synthesis of 4,6-diphenyl-3,4-dihydropyrimidine-2(1H)-thione derivatives by condensation of 1,3-diaryl-2-propen-1-ones (chalcones) and thiourea in ethanol at 65 °C using triphenylphosphine (PPh3) as a cataly
Externí odkaz:
https://doaj.org/article/a980f2e4c4ad4aa58085edebf0b64df2