Catalogue Number: | C-137001 |
Compound Name: | Cefalexin Impurity 1 |
Synonyms: | (E)-3-(aminomethylene)-6-phenylpiperazine-2,5-dione |
CAS#: | 65870-51-1 |
Alternate CAS#: | |
Molecular Formula: | C11H11N3O2 |
Molecular Weight: | 217.23 |
Cefalexin EP Impurity D (Cefradine EP Impurity F, Cefadroxil EP Impurity G, Cephalexin USP Related Compound D)
CAS No. 34876-35-2
C5H6O2S
M.W. 130.16
Cefalexin (Cephalexin) EP Impurity E (Cefradine EP Impurity G, Cefadroxil EP Impurity H)
CAS No. 146794-70-9
C13H18N2O4S
M.W. 298.36
Cefalexin EP Impurity F Trifluoroacetate (Cephalexin USP Related Compound F Trifluoroacetate)
C16H17N3O4S. C2HF3O2
M.W. 347.39 114.02
Cephalexin Impurity 1 HCl (D-Phenylglycine Methyl Ester HCl)
CAS No. 19883-41-1
C9H11NO2. HCl
M.W. 165.19 36.46