toluene-4-sulfonic acid 1 h; Ambient temperature; Title compound not separated from byproducts;

tin(IV) chloride in diethyl ether T=20°C; 0.166667 h; other Lewis acids, var. solvents, var. temperatures; var. concentrations of 2-methylfuran; also with furan; Product distribution;

toluene-4-sulfonic acid 1 h; Ambient temperature; Title compound not separated from byproducts;