Isomers Column temperature, °С α
p-andm-xylene 103.9 1.12
p-andm-methylanisole 105.6 1.1
3,4-and3,5-lutidin 101.5 1.75
p-and m-cresol 139.8 1.03
Table 2: Highest coefficients of structural selectivity of compound Ia.