ChemInform Abstract: Rhodium-Catalyzed Asymmetric Ring-Opening Alkynylation of Azabenzonorbornadienes.
β Scribed by Takahiro Nishimura; Eiji Tsurumaki; Takahiro Kawamoto; Xun-Xiang Guo; Tamio Hayashi
- Publisher
- John Wiley and Sons
- Year
- 2009
- Weight
- 35 KB
- Volume
- 40
- Category
- Article
- ISSN
- 0931-7597
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## Abstract Asymmetric ringβopening reactions of __N__βBocβazabenzonorbornadiene with __N__βsubstituted piperazine nucleophiles in the presence of 5 mol% of [Rh(COD)Cl]~2~ and 10 mol% of chiral ligand, (__R__,__S__)βPPFβPβ__t__βBu~2~, gave the corresponding 1,2βdiamine product in moderate to excell