Mayr's Database Of Reactivity Parameters
AK Prof. Mayr

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According to log k20°C = sN(N + E)

Currently the database contains the reactivity parameters of 1219 nucleophiles and 322 electrophiles.

News: Pyrrolidines and Imidazolidinones added (JACS 2020, 142, 1526-1547).

Covered nucleophilicity range: -8.80 ≤ N ≤ 30.82
Covered electrophilicity range: -24.69 ≤ E ≤ 8.02

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Currently covered molecule classes