Conjugate addition of B-1-alkynyl-9-borabicyclo [3.3. 1]-nonanes to. alpha.,. beta.-unsaturated ketones. A convenient synthesis of. gamma.,. delta.-acetylenic ketones

JA Sinclair, GA Molander…

Index: Sinclair,J.A. et al. Journal of the American Chemical Society, 1977 , vol. 99, p. 954 - 956

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Citation Number: 61

Abstract

C40XeF4 0.182 0.355 1.95 C24. 3XeF4 0.264 0.525 1.98 16.6 15.2 C26. 7XeF4 0.241 0.534 2.21 16.6 14.5 C32. sXeF4 0.249 0.500 2.00 11.9 12.7 increases. Analyses of oxidizing power of the intercalates showed only 2 equiv of iodine liberated per mole of intercalate (Table I). This indicates that the XeF4 is intercalated in the form of several species, some bound more tenaciously to the graphite than others. Indeed, preliminary wide line 19F ...