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. 2024 Jan 23;89(3):1458–1464. doi: 10.1021/acs.joc.3c02075

Table 2. Rate Constants and Product Distribution of Para-Substituted Styrenes with O(3P) in Solution.

reactant rate constant (kA)a epoxide (%)b aldehyde (%)b
p-(trifluoromethyl)styrene 19.0 ± 0.4 55.1 ± 0.5 44.9 ± 0.5
styrene 20.4 ± 0.3 55.1 ± 0.7 44.9 ± 0.5
p-methoxystyrene 24.4 ± 0.8 59.4 ± 1.5 40.6 ± 1.5
a

Rate constant (×109 M–1 s–1) of reactant X with styrene using benzene as a kinetic competitor.

b

Relative percent of each product from the competition experiments.