91896-94-5Relevant academic research and scientific papers
TRANSANNULAR CYCLIZATION OF HELIANGOLIDES
Teresa, J. de Pascual,Gonzalez, M. S.,Caballero, M. C.,Parra, T.,Bellido, I. S.
, p. 821 - 824 (1987)
4,5-cis-3β-Acetoxygermacranolide by treatment with BF3.OEt2, gave a mixture of 2-acetoxycadin-3,8,11(13)-trien-12-oic and 2-acetoxymuurol-3,8,11(13)-trien-12-oic acids, while 4,5-cis-1,10-epoxy-3β-hydroxygermacranolide gave the eudesmanolide tuberiferin.
