Zobrazeno 1 - 10
of 39
pro vyhledávání: '"Sundeep Rayat"'
Autor:
Leonidas G. Bachas, Søren Kegnæs, Katlyn K. Meier, Ahmed E. ElMetwally, Farnoosh Goodarzi, Marc R. Knecht, Elsayed M. Zahran, Sundeep Rayat
Publikováno v:
ACS Applied Nano Materials. 4:12222-12234
Metal dichalcogenides are promising candidates for heterogeneous catalysis. Designing them as a double-shelled hollow nanostructure can enhance their performance owing to the high surface area prov...
Publikováno v:
RSC advances. 12(34)
A 2,5-disubstituted tetrazole with a p-nitrophenyl unit as an acceptor and a 4-(N,N-diphenylamino) phenyl group as a donor exhibits strong push–pull characteristics and displays high NLO activity.
Autor:
Jeanette A. Krause, Elsayed M. Zahran, Abelline K. Fionah, Thomas E. Reason, Benjamin Goka, Sundeep Rayat
Publikováno v:
CrystEngComm. 23:3220-3229
An efficient and versatile method for the synthesis of 1,4-diaryl tetrazolones 1 is reported which involves C–N coupling of aryl tetrazolones 2 with aryl boronic acids 3 in the presence of Cu2O nanoparticles under an oxygen atmosphere and DMSO as s
Publikováno v:
New Journal of Chemistry. 45:14184-14192
In this study, the interaction of two monosubstituted aryl tetrazolones, namely 1-(4-nitrophenyl)-1,4-dihydro-tetrazol-5-one 1a and 1-(4-trifluoromethylphenyl)-1,4-dihydro-tetrazol-5-one 1b, with anions of varying basicity e.g. hydrogen sulfate (HSO4
Autor:
Pamela S. Filby, Sundeep Rayat
Publikováno v:
The Journal of organic chemistry. 83(4)
Intramolecular cyclization of the heteroenyne–allene 2-((biphenyl-2-ylimino)methyleneamino)benzonitrile 1 to phenanthridine-fused quinazoliniminium salt PQ in the presence of a Lewis acid at room temperature involves formation of two new bonds: a C
Publikováno v:
Organic Letters. 16:1494-1497
A one-pot cascade method to obtain functionalized phenanthridine-fused quinazoliniminiums from a variety of heteroenyne-allenes is described. This protocol involves formation of C-N and C-C bonds in a single step in the presence of a Lewis acid and t
Publikováno v:
Organic Letters. 13:3718-3721
An efficient three-step synthesis of 2-halo-3-aryl-4(3H)-quinazoliniminium halides from commercially available materials is described. Upon reaction with hydrogen halides, generated in situ from a Lewis acid (MX) and trace water, a variety of easily
Publikováno v:
The Journal of Organic Chemistry. 76:216-222
The photochemistry of 1-methyl-4-phenyl-1H-tetrazole-5(4H)-thione (1a) and 1-(3-methoxyphenyl)-4-methyl-1H-tetrazole-5(4H)-thione (1b) was studied in acetonitrile at 254 and 300 nm, which involves expulsion of dinitrogen and sulfur to form the respec
Autor:
Jean-Pierre Perchellet, Kusum L. Chandra, Andrew M. Waters, Aditya S. Gundugola, Sundeep Rayat, Elisabeth M. Perchellet
Publikováno v:
Bioorganic & Medicinal Chemistry Letters. 20:3920-3924
A series of 1,4-diaryl tetrazol-5-ones were synthesized by copper mediated N-arylation of 1-phenyl-1 H -tetrazol-5(4 H )-one with aryl boronic acids, o -R 1 C 6 H 4 B(OH) 2 where R 1 = H, OMe, Cl, CF 3 , Br, C CH. The 1,4-diaryl tetrazol-5-ones subst
Publikováno v:
Journal of Molecular Structure. 933:38-45
The syntheses of 1-(4-methoxyphenyl)-4-methyl-1 H -tetrazol-5(4 H )-thione 1a , 1-methyl-4-phenyl-1 H -tetrazole-5(4 H )-thione 1b , 1-(4-chlorophenyl)-4-methyl-1 H -tetrazol-5(4 H )-thione 1c , 1-methyl-4-(4-nitrophenyl)-1 H -tetrazol-5(4 H )-thione