Cycloadditions of isobenzofuran to a constrained template bearing neighboring dienophiles

MJ Stoermer, DN Butler, RN Warrener…

文献索引：Chemistry - A European Journal, , vol. 9, # 9 p. 2068 - 2071

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被引用次数: 9

摘要

... Chemistry – A European Journal: Previous article ... a and 3 b were mildly shielded (Δ∼0.4 ppm) by the ether oxygen atom, whereas the equatorial protons (H 4a ) are strongly deshielded, appearing 1.3 ppm downfield of analogous protons of 1.15 Similar chemical shifts effects ...