RSC Advances

The synthesis of new calix [n] arene quaternary ammonium salts and investigation of their catalytic affinities for three component Mannich-type reactions in water

S Sayin, M Yilmaz

Index: RSC Advances, , vol. 4, # 5 p. 2219 - 2225

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Citation Number: 17

Abstract

... RSC Adv., 2014, 4, 2219-2225. ... The synthesis of 2,4-di-tert-butyl-6-[(4-methylpiperazinium-1-yl)( furan-2-yl)methanone]methylene phenol (10). ... Notes and references. (a) EF Kleinnmann, in Comprehensive Organic Synthesis, ed. BM Trost, Pergamon, New York, NY, 1991, vol. ...