WebBis- and tris-indolyl methanes were synthesized at room temperature in high yields by using Zr (DS)4 under aqueous media. Zr (DS)4 was also recovered and reused for new runs. u0002 2006 Elsevier B.V. All rights reserved. Keywords: Indoles; Aldehydes; Ketones; Bis-indolyl methanes; Sodium dodecyl sulfate; Zirconium tetrakis (dodecyl sulfate) 1. WebSilica supported sodium hydrogen sulfate and amberlyst‐15: Two efficient heterogeneous catalysts for facile synthesis of bis‐and tris (1H‐indol‐3‐yl) methanes from Indoles and …
Facile and Mild Synthesis of bis (3Indolyl)methanes
WebApr 14, 2010 · A mild and efficient condensation reaction of indoles with various aldehydes and ketones under catalysis of antimony trichloride (SbCl3) afforded biologically important bis (indolyl)methanes in good… Expand 17 AN EFFICIENT PRO CEDURE FOR THE PREPARATION OF MONO, AND DI-BIS-INDOLYL METHANES CATALYZED BY … WebApr 15, 2000 · The novel indole derivatives 2,2-bis(3,3‘-indolyl)propionic acid (1); 1,1,1,-tris(3,3‘,3‘‘-indolyl)ethane (2); and 2,2-bis(3,3‘-indolyl)isocaproic acid (3) were isolated from solvent extracts of indole-supplemented supernatants of Escherichia coli and corynebacteria. The compounds were also obtained by chemical synthesis: compounds 1 … michelle pub mouscron
A General Method for the Synthesis of 3,3-bis(indol-3-yl)indolin-2 …
WebTris is an organic compound that is widely used as a buffer solution in biochemistry and molecular biology. Tris is a White crystalline powder and is an amine proton acceptor. It is … WebOct 23, 2012 · Results and discussion. First, 4-chlorobenzaldehyde (2b) was chosen as a model substrate for the reaction with indole 1.Compound 2b (1 mmol, 0.140 g) and indole 1 (2 mmol, 0.234 g) were mixed and grounded in a mortar with a pestle in the presence of 5 wt% (0.0187 g) of the catalyst at room temperature for 1 min without any solvent. It is our … WebAug 30, 2010 · Trichloroisocyanuric acid‐catalyzed reaction of indoles: An expeditious synthesis of bis‐indolyl, tris‐indolyl, di (bis‐indolyl), tri (bis‐indolyl), and tetra … michelle pu houston tx