chemical reagent--acid [C A S]: 507-09-5 assay:98% light yellow liquid with irritating smell ... chemical reagent--acidProduct Name]: thioacetic acid C A S]: 507-09-5 [Molecular Formula]: C2H4OS 76.11 [Properties]: light ... with irritating smell, specific weight 1.075(10/4?), m.p., <-17?, flash point 11?, boiling range: 88-91?, specific ... 0.0001≤0.0002≤0.0003 high quality Thiolacetic acid 507-09-5