The Design of UV Absorbing Systems for Horticultural Applications

Table 4

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

Type of alkyl/aryl group	Rate constant (+BHT) (k) s^−1	Half-life (𝑇1/2) seconds (+BHT)
Methyl	8.7×10^−4	798
Ethyl	3.2×10^−4	2189
Propyl	2.9×10^−4	2388
Butyl	2.6×10^−4	2632
Phenyl^a	6.7×10^−6	103972

aDissolved in dichloromethane.