Two new compounds from Acanthopanax senticosus Harms.

Area of Science:

• Phytochemistry
• Natural Product Chemistry
• Organic Chemistry

Background:

• Acanthopanax senticosus is a plant known for its traditional medicinal uses.
• The chemical constituents of A. senticosus have been explored for their potential bioactivity.
• Further investigation is needed to identify novel compounds from this species.

Purpose of the Study:

• To isolate and characterize new chemical entities from the dried aerial parts of Acanthopanax senticosus.
• To elucidate the structures of newly discovered compounds using spectroscopic and chemical methods.

Main Methods:

• Extraction of compounds from the dried aerial part of Acanthopanax senticosus.
• Isolation of specific compounds using chromatographic techniques.
• Structure elucidation through comprehensive spectroscopic analyses (e.g., NMR, MS) and chemical reactions.

Main Results:

• A new coumarin glycoside, eleutheroside B(2) (1), was successfully isolated and identified.
• A new sesquiterpenoid, oplopanone B (2), was also isolated and its structure determined.
• The structures were confirmed using a combination of advanced chemical and spectroscopic techniques.

Conclusions:

• The study successfully identified two novel compounds from Acanthopanax senticosus.
• These findings contribute to the understanding of the phytochemical diversity of this plant species.
• The isolated compounds may serve as leads for future pharmacological research.