SNAr-based macrocyclization: an application to the synthesis of vancomycin family models

R Beugelmans, GP Singh…

Index: Journal of Organic Chemistry, , vol. 59, # 19 p. 5535 - 5542

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Citation Number: 66

Abstract

... J. Org ... Chem., Vol. ... The organic phase was concen- trated in uucuo and purified by flash chromatography (SiOz, CH2ClfleOH = 98/2, gradient eluent) to afford 11 (2.09 g, 87%): IR (CHCl3) 3300-3500,1684,1539,1516 cm-l; 'H NMR (200 MHz, CDCl3) 6 1.42 (8, 9H, 3 x CH3), 2.90 ...