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Table 3 Functional group presents in methanolic extract of P. fistulosus fruit

From: In vitro study of Praecitrulus fistulosus (Stocks) Pangalo (Cucurbitaceae) fruit – A potential candidate of Anthelmintic activity

Peak value frequency (cm-1)

Functional group

3274.54

Secondary amine (=NH), H-bonded (inter-molecule)

1644.70

C=C alkene stretch vibration, C=N amine of oxides

1408.06

Alkene bending vibration

1021.66

Alconols, acids, anhydrides

709.90

Alkene bending vibration