| Name | Cefazolin Impurity 20 | 
|---|---|
| Synonyms | 2-[carboxy[(1H-tetrazol-1-ylacetyl)amino]methyl]-5-[[(5-methyl-1,3,4-thiadiazol-2-yl)sulfanyl]methyl]-5,6-dihydro-2H-1,3-thiazine-4-carboxylic acid (cefazoloic acid) | 
| Molecular Formula | C14H16N8O5S3 | 
|---|---|
| Molecular Weight | 472.5 | 
| Exact Mass | 472.04057916 | 
| PSA | 264 |