Chinese Journal of Magnetic Resonance

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SPECTRAL SPECIFICITY OF A NEW FLAVONOID FROM SCUTELLARIA PLANIPES

ZHANG Yong-yu, SONG Aihua, BABA Masaki, OKADA Yoshihito, OKUYAMA Toru, HASHIMOTO Kadsunori, IKEYA Yukinobu, OKADA Minoru   

  1. Shenyang Pharmaceutical University, Shenyang 110015, China; BABA Masaki, OKADA Yoshihito and OKUYAMA Toru; Meiji Pharmaceutical University, Tokyo 204-8588, Japan; HASHIMOTO Kadsunori, IKEYA Yukinobu and OKADA Minoru; Tsumura Central Laboratories, Tsumura and Co., lbaraki 300-11, Japan
  • Received:2001-02-05 Revised:2001-03-19 Published:2001-06-05 Online:2001-06-05

Abstract:

A new compound was isolated from the roots Scutellaria planipes (L.) and identified to be 5,7,3′,6′-tetrahydroxy-6,8,2′-trimethoxyflavone. It shows strong inhibitory effect for 5-lipoxygenase. All of the carbon signals were recognized and some assignment errors of similar compounds in the literature were corrected.

Key words: Scutellaria planipes,  5,7,3′,6′-tetrahydroxy-6,8,2′-trimethoxyflavone, Flavonoid

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