title: On the stereochemistry of intermediates in thiamine catalysis. I. Crystal structures of 2-(alpha-hydroxyethyl0-3,4-dimethylthiazolium bromide and DL-2-(alpha-hydroxyethyl)thiamine chloride hydrochloride.
mesh_terms: D002384:Catalysis; D055598:Chemical Phenomena; D002621:Chemistry; D003461:Crystallography; D000431:Ethanol; D008961:Models, Structural; D008968:Molecular Conformation; D000644:Quaternary Ammonium Compounds; D013831:Thiamine; D013844:Thiazoles
chemical_list: D000644:Quaternary Ammonium Compounds; D013844:Thiazoles; D000431:Ethanol; D013831:Thiamine