Pk. Mohakhud et Mr. Parthasarathy, SYNTHETIC APPROACHES TOWARDS THE NORNEOLIGNAN FROM KRAMERIA-PAUCIFOLIA ROSE (KRAMERIACEAE), Indian journal of chemistry. Sect. B: organic chemistry, including medical chemistry, 34(8), 1995, pp. 713-717
Three approaches have been made towards synthesis of the new norneolig
nan -4'-methoxyphenyl)-5-[3-hydroxy-(E)-1-propen-1-yl] benzofuran (1)
and successful synthesis of the benzyl ether of 1 has been accomplishe
d using substituted copper (I) acetylide 22 and appropriate o-halophen
ol 26.