Dj. Wallace et al., Stereoselective double ring closing metathesis reactions in the synthesis of spirocyclic compounds, TETRAHEDR L, 41(12), 2000, pp. 2027-2029
The first diastereoselective double ring closing metathesis reaction to aff
ord a spirocyclic compound is reported. Cyclisation of amino acid derived t
etraenes 7 selectively afforded spirocyclic compounds 8, (C) 2000 Elsevier
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