Enol esters. IX. Use of isopropenyl esters as acylation agents. Convenient synthesis of acyl fluoride

ES Rothman, GG Moore, S Serota

文献索引：Rothman,E.S. et al. Journal of Organic Chemistry, 1969 , vol. 34, p. 2486 - 2488

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被引用次数: 10

摘要

Purification of A.--, 4 crude sample of 4.55 g of A was dissolved in 10 ml of warm CClr and applied to the Florisil column. Elu-tion with five 25-ml portions of low-boiling petroleum ether (bp 30-60') gave 3.0 g of oil, YCO 1850 em-', still containing a small amount of B (by ir): n% 1.6124; dZ8 0.833. It solidified to a glass at-70" and the nmr spectra showed sharp singlets at 6 5.95 and 7.10 ppm in the proper 1O: l ratio. Anal. Calcd for CISH1102Br: C, 59.42; H, ...