68151-26-8Relevant articles and documents
An efficient microwave technique for exo- to endo-double bond migration in natural products
Kaur, Damandeep,Setia,Chahal,Chhabra
experimental part, p. 611 - 614 (2011/06/21)
A few sesquiterpene lactones and monoterpenes when subjected to microwave irradiation on solid surface undergo facile carbon-carbon double bond migration from from exo- to endo-position.
A BIOLOGICALLY ACTIVE GUAIANOLIDE FROM SAUSSUREA LAPPA
Singh, I. P.,Talwar, K. K.,Arora, J. K.,Chhabra, B. R.,Kalsi, P. S.
, p. 2529 - 2531 (2007/10/02)
4β-Methoxydehydrocostus lactone has been isolated from costus roots (Saussurea lappa).Its structure and stereochemistry have been established by spectral methods and chemical correlation with dehydrocostus lactone.The compound displayed significant biological acitvity as a plant growth regulator. Key Word Index - Saussurea lappa; Compositae; roots; α-methylene-γ-lactone; guaianolide; dehydrocostus lactone; plant growth regulatory activity.