Amides from Peperomia tetraphylla / 中国中药杂志

ABSTRACT

<p><b>OBJECTIVE</b>To investigate the chemical constituents of Peperomia tetraphylla.</p><p><b>METHOD</b>The constituents of EtOAc-soluble portion were isolated and purified by chromatography. Their structures were identified by spectral features.</p><p><b>RESULT</b>Six amides were isolated and identified as, aristololactam All (1), aristololactam B II (2), N-trans-feruloyltyramine (3), N-trans-sinapoyltyramine (4), N-trans-feruloylmethoxytyramine (5), N-p-coumaroyltyramine (6).</p><p><b>CONCLUSION</b>All compounds were isolated from this plant for the first time.</p>