Cephem

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Core structure of the cephalosporins.
Core structure of the cephamycins.

Cephems are a sub-group of β-lactam antibiotics including cephalosporins and cephamycins.[1] It is one of the most common 4-membered ring heterocycle.[2]

References

  1. ^ "medscape.com". Retrieved 2008-12-29.
  2. ^ "Analysis of the Structural Diversity, Substitution Patterns, and Frequency of Nitrogen Heterocycles among U.S. FDA Approved Pharmaceuticals". Journal of Medicinal Chemistry. 57: 10257–10274. 2014. doi:10.1021/jm501100b. PMID 25255204. {{cite journal}}: Cite uses deprecated parameter |authors= (help)