title: Seven new bifuranocoumarins, dahuribirin A-G, from Japanese Bai Zhi.
abstract: Five new spirobifuranocoumarins, dahuribirins A-E (1-5) and two new bifuranocoumarins, dahuribirins F and G (6 and 7) were isolated from Japanese Bai Zhi (the root of Angelica dahurica Benth. et Hook. var. dahurica Benth. et Hook.) and their structures were established by chemical and spectral means.
authors.affiliation: Institute of Botany, Jiangsu Province and Academia Sinica, Nanjing, China.
authors.forename: N H
authors.initials: NH
authors.lastname: Wang
authors.forename: K
authors.initials: K
authors.lastname: Yoshizaki
authors.forename: K
authors.initials: K
authors.lastname: Baba
mesh_terms: D029969:Angelica / Q000737:chemistry*; D003374:Coumarins / Q000737:chemistry* / Q000302:isolation & purification; D005663:Furans / Q000737:chemistry* / Q000302:isolation & purification; D007564:Japan; D009682:Magnetic Resonance Spectroscopy; D013058:Mass Spectrometry; D008968:Molecular Conformation; D018517:Plant Roots / Q000737:chemistry; D010946:Plants, Medicinal / Q000737:chemistry*; D013056:Spectrophotometry, Ultraviolet
chemical_list: D003374:Coumarins; D005663:Furans