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Structures of (+)-(R)-α-methylbenzylammonium (+)-(1S,6R,7S)-bicyclo[4.1.0]hept-2-ene-7-carboxylate (I) and (+)-(R)-α-methylbenzylammonium (+)-(1R,8S,9R)-bicyclo[6.1.0]non-2-ene-9-carboxylate (II)

✍ Scribed by Yanagi, K. ;Aratani, T.


Book ID
114505158
Publisher
International Union of Crystallography
Year
1987
Tongue
English
Weight
429 KB
Volume
43
Category
Article
ISSN
0108-2701

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Synthesis of (5R,6S)-6-[(1R)-hydroxyethy
✍ J. E. Swigor; C. U. Kim; K. A. Pittman 📂 Article 📅 1988 🏛 John Wiley and Sons 🌐 French ⚖ 198 KB

The synthesis of the title compound (4) is described. ## Treatment of (3S)-[(lR)-hydroxyethyl]-(4R)- [ 3-(p-nitrobenzyloxy) carbonyl-2-0x0-[ 2-I4C] -3-diazopropan-l-yl]azetidin-2-one1 with rhodium diacetate achieved ring closure forming (5R,6S)-pnitrobenzyl-6-~(1R)-hydroxyethyl]-3,7-dioxo-[3-14C]