Post on 06-Jun-2016
1998 benzopyran derivatives
benzopyran derivativesR 0350
24 - 123Facile Synthesis of Unsaturated Lactones via Intramolecular WittigReaction. — Monocyclic, bicyclic, and tricyclic lactones as well as α,β-unsaturated γ-butyrolactones and α-pyrones can be prepared by this method.— (KUMAR, P.; SARAVANAN, K.; Tetrahedron 54 (1998) 10, 2161-2168; Div.Org. Chem., Natl. Chem. Lab., Pune 411008, India; EN)
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