0 Cefotiam Hydrochloride CAS 66309-69-1 In APIs, Pharmaceutical Chemicals, Products 66309-69-1,Cefotiam Hydrochloride,(6R-trans)-7-[2-(2-aminothiazol-4-yl)acetamido]-3-[[[1-[2-(dimethylamino)ethyl]-1H-tetrazol-5-yl]thio]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid hydrochloride