6-[(Carboxyphenylacetyl)-amino]-3,3-dimethyl-7-oxo-4-thia-1-aza-bicyclo[3.2.0]heptane-2-carboxylic Acid, 2Na White to off-white solid. HYGROSCOPIC. Synthetic penicillin derivative for ampicillin-resistant plasmids. Blocks bacterial cell wall formation. Effective against Gram-negative bacteria. Purity: ≥85% (USP). RTECS ON9105000, CAS 4800-94-6. Merck Index: 14, 1792 Ref.: Payne, D.J., and Amyes, S.G. 1993. J. Med. Microbiol. 38, 114. DeSutter, K., et al. 1992. Mol. Microbiol. 6, 2201. Monraie, D., et al. 1992. FEBS Lett. 306, 108. Sakurai, Y., et al. 1991. J. Bacteriol. 173, 7038. R: 42/43; S: 36 |