Synonyms: Imidazoliumcompounds, 2-(C9-19 and C9-19-unsatd. alkyl)-1-[(C10-20 and C10-20-unsatd.amido)ethyl]-4,5-dihydro-1-Me, Me sulfates; Imidazolium compds., 2-(C9-19 andC9-19-unsatd. alkyl)-1-[(C10-20 and C10-20-unsatd. amido)ethyl]-4,5-dihydro-1-Me,Me sulfates; Onium compds., imidazolium compds., 2-(C9-19 and C9-19-unsatd.alkyl)-1-[(C10-20 and C10-20-unsatd. amido)ethyl]-4,5-dihydro-1-Me, Mesulfates; Quaternium 87; Rewoquat PG 75; Rewoquat W 575PG; Varisoft W 575PG; W575PG