A benzoic acid derivative - caldensinic acid; E-phytyl hexadecanoate; β-sitosterol and stigmasterol mixture and phaeophytin a were isolated from the aerial parts of Piper carniconnectivum. The structures of these compounds were established unambiguously by IR, MS, 1D and 2D NMR analysis.
3,4-dihydroxy-5-(11'-carboxyl-3',7',15'-trimethylhexadeca-2'E, 6'E, 10'E, 14-tetraenyl) benzoic acid; E-phytyl hexadecanoate; phaeophytin a