A New Benzofuran Derivative From the Stems of Helicteres hirsuta

Author:

Tra Nguyen Thanh1,Ha Nguyen Thi Thu1,Cham Ba Thi1,Anh Le Thi Tu1,Yen Le Thi Hai2,Giang Bach Long3,Anh Dang Thi Tuyet1,Tuyen Nguyen Van1,Kiem Phan Van45

Affiliation:

1. Institute of Chemistry, Vietnam Academy of Science and Technology (VAST), Hanoi, Vietnam

2. Hanoi Medical College, Hanoi, Vietnam

3. NTT Hi-Tech Insitute, Nguyen Tat Thanh University, Ho Chi Minh City, Vietnam

4. Institute of Marine Biochemistry, VAST, Hanoi, Vietnam

5. Graduate University of Science and Technology, VAST, Hanoi, Vietnam

Abstract

A new benzofurane 7-methoxy-2-(3-hydroxy-4-methoxyphenyl)-benzofuran-5-carboxylate (1) and 5 known compounds, such as propacin (2), hisbiscolatone A (3), heliclactone (4), rosmarinic acid (5), and syringaldehyde (6), were isolated from methanol extract of the Helicteres hirsuta stems. Their structures were elucidated by spectroscopic analysis as Nuclear Magnetic Resonance (NMR) and Mass Spectroscopy (MS) Furthermore, compounds 1 to 6 were evaluated for their cytotoxic activity against 4 human cancer cell lines such as Lu-1, MCF7, HepG2, and KB. The results showed that compound 2 exhibited moderate cytotoxic activity against Lu-1, MCF7, HepG2, and KB cell lines with IC50 values of 43.97 ± 2.12, 46.53 ± 0.75, 52.63 ± 0.24, and 56.37 ± 1.04 µg/mL, respectively. This is the first report of compounds 2 to 6 from H. hirsuta.

Publisher

SAGE Publications

Subject

Complementary and alternative medicine,Plant Science,Drug Discovery,Pharmacology,General Medicine

Reference23 articles.

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