[A new phthalide from angelicae sinensis radix].

Area of Science:

• Phytochemistry
• Natural Product Chemistry
• Traditional Chinese Medicine

Background:

• Angelicae Sinensis Radix is a widely recognized herb in Traditional Chinese Medicine.
• Its roots are a rich source of bioactive compounds.
• Understanding its chemical constituents is crucial for medicinal applications.

Purpose of the Study:

• To isolate and identify chemical compounds from Angelicae Sinensis Radix.
• To characterize a novel compound from this medicinal herb.
• To contribute to the knowledge of Angelicae Sinensis Radix's phytochemical profile.

Main Methods:

• Compound isolation using silica gel column chromatography.
• Purification of compounds via preparative High-Performance Liquid Chromatography (HPLC).
• Identification of isolated compounds based on physicochemical properties and spectral data analysis.

Main Results:

• Six compounds were successfully isolated and purified.
• The identified compounds include senkyunolide H-7-acetate (a new compound), o-phthalic acid, diisobutyl phthalate, p-hydroxyphenylethanol ferulate, ferulic acid, and coniferylferulate.
• Senkyunolide H-7-acetate represents a novel chemical entity.

Conclusions:

• The phytochemical investigation of Angelicae Sinensis Radix led to the discovery of a new compound.
• The study expands the known chemical diversity of Angelicae Sinensis Radix.
• These findings provide a foundation for further research into the pharmacological activities of these compounds.