C2H4S in gaseous matrix byproducts: C2H4; disproportionation , Pyrex discharge-flow system , T=295K , excess of C2H4S , He carrier gas; detection of free radicals and molecular species by molecular-beam-sampling quadrupole MS;

in neat (no solvent, gas phase) pyrolysis of S2Cl2 above 550 K; detn. by UV;