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Cefaclor EP Impurity G

SZ CAT No SZ-C067008
CAS No 67308-21-8
Mol.F. C16H17N3O4S
Mol.Wt. 347.4
Inv. Status In Stock
Rel. CAS No 37050-97-8 (Na salt)


Chemical Name: (2R,6R,7R)- and (2S,6R,7R)-7-[[(2R)-2-Amino-2-phenylacetyl]amino]-3-methylene-8-oxo-5-thia-1-azabicyclo[4.2.0]octane-2-carboxylic acid (as per EP)

Synonym: Isocefalexine

Smiles: O=C1N(C2C(O)=O)[C@@](SCC2=C)([H])[C@@H]1NC([C@@H](C3=CC=CC=C3)N)=O

Inchi: InChI=1S/C10H8N2O/c13-10-9(11-6-7-12-10)8-4-2-1-3-5-8/h1-7H,(H,12,13)

Multidimensional evaluation of impurity profiles for generic cephalexin and cefaclor antibiotics
B.A. Olsen*, S.W. Baertschi and R.M. Riggin
Journal of Chromatography, 648 (1993) 165-173
 
Mass Spectral Profile for Rapid Differentiating Beta-Lactams from Their Ring-Opened Impurities
Hecheng Wang,1,2 Haiwei Huang,3 Jin Cao,3 Dehua Chui,2 and Shengyuan Xiao
Hindawi Publishing Corporation BioMed Research International Volume 2015, Article ID 697958, 13 pages
 
The Degradation Mechanism of an Oral Cephalosporin: Cefaclor
Bartolomê Vilanova  Josefa Donoso  Francisco Muñoz  Francisco García‐Blanco
helvetica chimica acta - vol. 79 (1996)