The sulfenic acid intermediate (A) formed by a thermal sigmatropic rearrangement of penicillin sulfoxides (I) has been trapped either intramolecularly or intermolecularly by several methods. 1) Our efforts have been directed to the preparation of a key intermediate useful for syntheses of modified B
✦ LIBER ✦
Studies on β-lactam antibiotics I. Skeletal conversion of cephalosporin to penicillin
✍ Scribed by Masafumi Yoshimoto; Sadao Ishihara; Eiji Nakayama; Nobuo Soma
- Book ID
- 108384428
- Publisher
- Elsevier Science
- Year
- 1972
- Tongue
- French
- Weight
- 187 KB
- Volume
- 13
- Category
- Article
- ISSN
- 0040-4039
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