Table 2. Identified Active Compounds from MHPM through TLC-Bioautography-MS.
TLC Rf value | compound identified | exact mass | tentative massa | mass error [Da] | molecular formula | mass ID | activities |
---|---|---|---|---|---|---|---|
0.14 | epicatechin | 290.0790 | 289.0021 | –0.0769 | C15H14O6 | MBID: 000088 | antioxidant |
0.40 | quercetin | 302.0422 | 301.0305 | –0.0117 | C15H10O7 | MBID: PN000111 | antioxidant |
0.44 | naringenin | 272.0685 | 273.0069 | –0.0616 | C15H12O5 | MBID: ML005001 | antioxidant |
0.67 | vanillic acid | 168.1467 | 167.9883 | 0.8416 | C8H8O4 | NIST ID: 121-34-6 | antioxidant and amylase activity |
Observed mass [M – H] or [M + H].