Sanjeev P. Mahanta, B. S. Kumar, S. Baskaran
Jan 20, 2012
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0
Influential Citations
65
Citations
Journal
Organic letters
Abstract
Three new expanded calix[4]pyrroles were synthesized, where the two dialkylldipyrromethane units are linked via C-C double bonds. One of them, calix[2]bispyrrolylethene, colorimetrically senses fluoride ion only, owing to anion-π interaction in polar aprotic solvents.