Two novel iridoids from Scrophularia buergeriana

Tetrahedron Letters

Volumn 41, Issue 7, 2000, Pages 1069-1071

  Lin, Shuang Jun ^a   Jiang, Shan Hao ^a   Li, Yi Ming ^a   Zeng, Jia Feng ^a   Zhu, Da Yuan ^a  

^a SHANGHAI INSTITUTE OF MATERIA MEDICA   (China)

Author keywords

[No Author keywords available]

Indexed keywords

BUERGERININ F; BUERGERININ G; IRIDOID; NATURAL PRODUCT; UNCLASSIFIED DRUG;

ARTICLE; DRUG ISOLATION; NUCLEAR MAGNETIC RESONANCE SPECTROSCOPY; SPECTROSCOPY; STRUCTURE ANALYSIS; X RAY CRYSTALLOGRAPHY;

EID: 0034639735     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0040-4039(99)02244-3     Document Type: Article

References (8)

1. Lin, S. J.; Jiang, S. H.; Li, Y. M.; Wang, H. Q.; Zeng, J. F.; Zhu, D. Y. submitted for publication in Phytochemistry.
2. Naf, R.; Velluz, A.; Decorzant, R.; Naf, F. Tetrahedron Lett. 1991, 55, 1873.
3. Yoshikawa, M.; Fukuda, Y.; Taniyama, T.; Kitagawa, I. Chem. Pharm. Bull. 1986, 14, 1403.
4. X-Ray analysis was performed on a Rigaku AFC7R diffractometer with graphite monochromated Mo-Kα radiation and a 12 kW rotating anode generator.
5. Plant material. Scrophularia buergeriana Miq. was collected from Changbai mountains in Jilin province, China, in 1996.
6. 2:acetone (3:1) to give compound 1. Compound 2 was obtained by recrystallization from the mixed solvent (petrol and acetone) after column chromatography on silica gel with petrol:EtOAc (4:1).
7. 3): see Table 1.
8. 3): see Table 1.