Studies on chemical constituents in seeds of Taxus mairei II / 中国中药杂志

<p><b>OBJECTIVE</b>To study the chemical constituents in seeds of Taxus mairei.</p><p><b>METHOD</b>Preparative HPLC, TLC and spectroscopic analyses were used to isolate and elucidate the chemical constituets in the plant.</p><p><b>RESULT</b>Seven taxane diterpenoids were isolated from the seeds of T. mairei and identified as taxinine A(1), 9-deacetyltaxinine(2), 9-deacetyltaxinine E(3), 2-deacetyltaxinine(4), taxezopidine G(5), 2-deacetoxytaxinine J(6), 2-deacetoxytaxuspine C(7).</p><p><b>CONCLUSION</b>Except compounds 5,6, all the compounds were obtained from seeds of this plant for the first time.</p>