CAS: 120618-65-7 Molecular Formula: C22H22N6O7S2.x(H2O) Molecular Weight (g/mol): 564.6 Synonym: (6R,7R)-7-[(Z)-2-(Aminothiazol-4-yl)-2-(2-carboxypropoxyimino)acetamido]-3-(1-pyridiniummethyl)ceph-3-em-4-carboxylate Hydrate,Biotum Hydrate,Cefazid Hydrate,Ceftacidin Hydrate,Ceftazidine Hydrate,Fortam Hydrate,Fortaz Hydrate,Fortum Hydrate,GR 20263 Hydrate,Modacin Hydrate,Solvetan Hydrate,Tazicef Hydrate,Tazid Hydrate,Tazidime Hydrate,Tizime Hydrate,Zidim Hydrate,[6R-[6alpha,7beta(Z)]]-1-[[7-[[(2-Amino-4-thiazolyl)[(1-carboxy-1-methylethoxy)imino]acetyl]amino]-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]-pyridinium Hydroxide Inner Salt Hydrate; IUPAC Name: (6R,7R)-7-[[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-(2-carboxypropan-2-yloxyimino)acetyl]amino]-8-oxo-3-(pyridin-1-ium-1-ylmethyl)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate;hydrate SMILES: O.CC(C)(O\N=C(\C(=O)N[C@H]1[C@H]2SCC(=C(N2C1=O)C(=O)[O-])C[n+]3ccccc3)/c4csc(N)n4)C(=O)O