The Design of UV Absorbing Systems for Horticultural Applications

Table 2

Summary of kinetic data for 9,10-bis(trialkyl/triphenylsilyl)anthracenes.

Functional alkyl/aryl group	Rate constant (k) s^−1	Half-life (𝑇1/2) seconds
Methyl^a	9.3×10^−4	744
Ethyl^a	3.4×10^−4	2059
Propyl^a	2.95×10^−4	2346
Butyl^a	2.8×10^−4	2461
Phenyl^b	9×10^−5	7702

aIn hexane, ^bdissolved in DCM.