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1-Phosphacephalosporin. I. Synthesis of racemic 7-unsubstituted-1-phosphadethia-3-cephem 1-oxides

✍ Scribed by Hisao Satoh; Teruji Tsuji

Book ID
104233529
Publisher
Elsevier Science
Year
1984
Tongue
French
Weight
222 KB
Volume
25
Category
Article
ISSN
0040-4039

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1-Phosphacephalosporin. II. Synthesis of
1-Phosphacephalosporin. II. Synthesis of optically active 7-substituted-1-phosphadethia-3-cephem 1-oxides
✍ Hisao Satoh; Teruji Tsuji πŸ“‚ Article πŸ“… 1984 πŸ› Elsevier Science 🌐 French βš– 209 KB

The synthesis of optically active 7-substituted-1-phosphadethia-3-cephems is described. The stereochemistry in the displacement reaction at C-4 of chira1 3-acylamino-4acetoxy-2-azetidinones toward trivalent phosphorus nucleophiles is also discussed briefly.