Hassanali, AhmedBycroft, B. W.Johnson, A. W.King, T. J.2014-03-032014-03-031970J. Chem. Soc. C, 1970, 1686-1689http://ir-library.ku.ac.ke/handle/123456789/9158DOI: 10.1039/J39700001686Barakol, from the leaves of Cassia siamea, is shown to be a novel dioxaphenalene derivative. A synthesis from 3,5-dihydroxyphenylacetic acid is described.enArticle