Nine new compounds from the whole plants of Rehmannia henryi

Abstract

Eight new iridoids (1–8) and an ionone glucoside (9), together with 31 known compounds (10–40), were isolated from the whole plants of Rehmannia henryi. The structures of these compounds were elucidated on the basis of their spectroscopic data and chemical evidence.

Keywords:

• Scrophulariaceae
• Rehmannia henryi
• iridoid
• ionone glucoside

Disclosure statement

No potential conflict of interest was reported by the authors.

Additional information

Funding

This work was financially supported by CAMS Initiative for Innovative Medicine [CAMS-I2M-1-010]; the State Key Laboratory of Bioactive Substance and Function of Natural Medicines [No. GTZA201803]; Institute of Materia Medica; Chinese Academy of Medical Sciences and Peking Union Medical College.