Probing the Mechanism of the Heck Reaction with Arene Diazonium Salts by Electrospray Mass and Tandem Mass Spectrometry

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In this Communication C. R. D. Correia is also a correspondence author.

In addition, the structure for compound 18 is incorrectly depicted in Scheme 5; the correct structure for 18 is the one shown in Scheme 4, which corresponds to 2-(4-methoxyphenyl)-2,5-dihydrofuran. The first sentence of the third paragraph on page 2515 should read as follows: “Interestingly, the composition of the cationic intermediates changes drastically with time, as observed by continuous monitoring of these intermediates by ESIMS.”

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