J Asian Nat Prod Res
November 2019
Phytochemical investigation of the methanolic extract of L. (Cucurbitaceae) seeds furnished a new triterpene benzoate derivative: cucumol B () and four known flavonoids: quercetin-3---D-glucopyranosyl-(1→6)--L-rhamnopyranoside (), quercetin-3---D-glucopyranoside (), quercetin (), and luteolin (). Their structures were identified by UV, IR, 1D (C and H), 2D (HSQC, H-H COSY, HMBC, and NOESY) NMR, and HRESIMS spectral as well as comparing with literature data.
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