Abstract
The Diets-Alder reaction of levoglucosenone with piperylene catalyzed by ZnCl2 proceeds regio- and stereoselectively to give thesin-cis-adduct3; the thermal reaction yields an epimeric mixture of compound3 withsin-trans-adduct4 in the ratio of 4 : 1.
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Translated fromIzvestiya Akademii Nauk. Seriya Khimicheskaya, No. 10, pp. 2584–2585, October, 1996.
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Valeev, F.A., Gaisina, I.N. & Miftakhov, M.S. On the [4+2]-cycloaddition reaction of levoglucosenone with piperylene. Russ Chem Bull 45, 2453–2455 (1996). https://doi.org/10.1007/BF01435403
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DOI: https://doi.org/10.1007/BF01435403