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Plot of the initial rate19b versus [THF] in hexane for the dehydrobromination of exo-2-bromonorbornane 22 (0.040 M) with NaDA (0.10 M) at −40 °C. The curve depicts an unweighted least-squares fit to y = k[THF] + k′: k = (2.6 ± 0.5) × 10–4; k′ = (2.2 ± 0.3) × 10–4.
