Chemical Name: 2-(3,6-Dioxo-5-phenylpiperazin-2-yl)-5-methyl-3,6-dihydro-2H-1,3-thiazine-4-carboxylic acid
Synonym: Cefalexin Diketopiperazine Impurity ;
Smiles: O=C(NC1C2=CC=CC=C2)C(C3NC(C(O)=O)=C(C)CS3)NC1=O
Inchi: InChI=1S/C19H16ClN3O5/c1-26-17-9-15-11(8-12(17)18(24)27-2)16(5-6-22-15)28-10-3-4-14(13(20)7-10)23-19(21)25/h3-9H,1-2H3,(H3,21,23,25)
Determination of ultra-fined cefalexin by HPLC
By Feng, Xuyun; Kang, Xuliang; Wang, Jiexin; Shao, Lei; Chen, Jianfeng
From Zhongguo Yaoxue Zazhi (Beijing, China) (2008), 43(23), 1833-1834
Application of thermogravimetry to the study of thermal decomposition kinetics of cefalexin and its stability
By Zhang, Jian; Chen, Dong-Hua; Yuan, Yu-Hong; Li, Zhao
From Zhongguo Yaoke Daxue Xuebao (2000), 31(2), 94-98