A New Eremophilane Sesquiterpenoid and a New Iridoid from Pedicularis striata subsp. arachnoides

Jianjun Gao; Li Yang; Zhong Jian Jia

doi:10.1055/s-2006-957664

Planta Medica, Table of Contents

Planta Med 1997; 63(3): 248-250
DOI: 10.1055/s-2006-957664

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Natural Product Chemistry
© Georg Thieme Verlag Stuttgart · New York

A New Eremophilane Sesquiterpenoid and a New Iridoid from Pedicularis striata subsp. arachnoides

Jianjun Gao¹ ^, ² , Li Yang¹ , Zhong Jian Jia¹

¹Institute of Organic Chemistry, State Key Laboratory of Applied Organic Chemistry at Lanzhou University, Lanzhou, 730000, People's Republic of China
²School of Pharmaceutical Sciences, Beijing Medical University, Beijing, 100083, People's Republic of China

Abstract

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Abstract

A new sesquiterpenoid, eremophila-10,11-diene-7α,13-diol (1), and a new iridoid aglycone, dihydrocatalpolgenin (2), have been isolated and identified from Pedicularis striata Pall subsp. arachnoides (Franch) Tsoong in addition to the known iridoid glycosides, aucubin (3) and 8-O-acetylharpagide (4).

key words

Pedicularis striata Pall subsp arachnoides (Franch) Tsoong - Scrophulariaceae - eremophilane sesquiterpenoid - iridoid

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