Cefalexin Monohydrate ;
(6R,7R)-7-[[(2R)-2-Amino-2-phenylacetyl]amino]-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid monohydrate ;
CAS # 1820673-23-1 (hydrate) ; 23325-78-2 (monohydrate) ; 15686-71-2 (anhydrous) ;
C16H19N3O5S (monohydrate) ;
MW: 365.40 ;