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ChemInform Abstract: Reactions of Cephalosporin Sulfones. Part 1. Rearrangement of the β-Lactam Ring to a Triazole Derivative.

✍ Scribed by T. E. GUNDA; L. TAMAS; S. SALYI

Publisher
John Wiley and Sons
Year
2010
Weight
31 KB
Volume
29
Category
Article
ISSN
0931-7597

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ChemInform Abstract: Reactions of Cephal
ChemInform Abstract: Reactions of Cephalosporin Sulfones. Part 2. Rearrangement of 2α-Bromocephem Sulfones to Pyrroles.
✍ T. E. GUNDA; G. N. SZOEKE 📂 Article 📅 2010 🏛 John Wiley and Sons ⚖ 35 KB 👁 2 views

Reactions of Cephalosporin Sulfones. Part 2. Rearrangement of 2α-Bromocephem Sulfones to Pyrroles. -Two different "rearrangements" of the known bromocephem (I) are observed on standing in different solvents. The mechanistical explanations base on the inverse polarity of the C 2 -Br bond (δ + at Br)