Price-Alfrey
Reactivity of Free Radicals

Q and e Experimental valuesa

Vinyl Monomer e Q
Maleic anhydride 2.97 0.55
Diethyl Fumarate 2.26 0.24
Acrylic Acid 1.11 0.76
Acrylonitrile 0.91 0.40
Vinyl methyl ketone 0.87 0.68
Hydroxypropyl acrylate 0.75 0.92
n-Butyl acrylate 0.74 0.32
Methacrylonitrile 0.69 0.86
Methacrylic acid 0.64 1.66
Methyl acrylate 0.50 0.31
Hydroxyethyl methacrylate 0.30 0.87
Methyl methacylate 0.30 0.57
Vinylidene chloride 0.24 0.20
t-Butyl methacrylate 0.24 0.74
Vinyl chloride 0.07 0.13
Vinyl acetate -0.28 0.02
1,3 Butadiene -0.59 1.66
Styrene -0.80 1.00
α-Methylstyrene -1.04 0.98
Ethyl vinyl ether -1.49 0.03
t-Butyl vinyl ether -1.58 0.15
a  The Q-e parameters are the average of several experimental values.

Q-e Parameters

Alphabetical