Table 1.
Mass spectrometry of Euterpe oleracea extracts from pulp, palm, seeds, and fruit.
| m/z Exp | Mode | Molecular Formula | E. oleracea Extracts | Tentative Identification | |||
|---|---|---|---|---|---|---|---|
| Pulp | Palm | Seeds | Fruit | ||||
| 289.0669 | neg | C15H14O6 | − | − | + | + | Catechin/epicatechin |
| 299.0507 | neg | C16H12O6 | + | + | − | + | Kaempferide |
| 433.1364 | pos | C21H21O10 | + | − | + | + | Pelargonidin 3-O-glucoside |
| 449.1192 | pos | C21H21O11 | + | − | + | − | Cyanidin-3-O-galactoside |
| 461.1047 | neg | C22H21O11 | − | + | − | + | Chrysoeriol 7-O-glucoside |
| 463.1503 | pos | C22H23O11 | + | − | − | − | Peonidin 3-O-glucoside |
| 595.1843 | pos | C27H31O15 | + | − | − | − | Cyanidin 3-O-rutinoside |
| 609.1869 | pos | C28H33O15 | + | − | − | + | Peonidin 3-O-rutinoside |
| 865.1835 | neg | C45H38O18 | − | − | + | − | Procyanidin trimer C1 |
m/z exp: mass/charge experimental; m/z calcd: mass/charge calculated. Signals (+) and (−) indicate the presence or absence of the compound.