Studies on the constituents of Catalpa species. IX. Iridoids from the fallen leaves of Catalpa ovata G. DON

Chemical and Pharmaceutical Bulletin

Volumn 52, Issue 5, 2004, Pages 618-621

  Machida, Koichi ^a   Hishinuma, Erika ^a   Kikuchi, Masao ^a  

^a TOHOKU PHARMACEUTICAL UNIVERSITY   (Japan)

Author keywords

Bignoniaceae; Catalpa ovata; Fallen leaf; Iridoid; Radical scavenging activity

Indexed keywords

6 O 4 COUMAROYL 1BETA O METHYLLOVATOFURANIC ACID METHYL ESTER; 6 O 4 COUMAROYL 3ALPHA O METHYL 7 DEOXYREHMAGLUTIN A; 6 O 4 COUMAROYL 3BETA O METHYL 7 DEOXYREHMAGLUTIN A; 6 O 4 COUMAROYL 7 DEOXYREHMAGLUTIN A; IRIDOID; UNCLASSIFIED DRUG; PLANT EXTRACT;

ARTICLE; BIGNONIACEAE; CARBON NUCLEAR MAGNETIC RESONANCE; CATALPA OVATA; DRUG ACTIVITY; DRUG ISOLATION; MEDICINAL PLANT; PLANT LEAF; PROTON NUCLEAR MAGNETIC RESONANCE; STRUCTURE ANALYSIS; CHEMISTRY; ISOLATION AND PURIFICATION;

BIGNONIACEAE; IRIDOIDS; PLANT EXTRACTS; PLANT LEAVES;

EID: 16544381364     PISSN: 00092363     EISSN: 13475223     Source Type: Journal    
DOI: 10.1248/cpb.52.618     Document Type: Article

References (18)

1. Part 9 in the series "Studies on the Constituents of Catalpa Species." For part 8: Machida K., Shioda K., Yaoita Y., Kakuda R., Kikuchi M., Nat. Med., 55, 147-148 (2001).
2. Kanai E., Machida K., Kikuchi M., Chem. Pharm. Bull., 44, 1607-1609 (1996).
3. Machida K., Ogawa M., Kikuchi M., Chem. Pharm. Bull., 46, 1056-1057 (1998).
4. Ikeda C., Machida K., Kakuda R., Yaoita Y., Kikuchi M., J. Tohoku Pharm. Univ., 46, 63-69 (1999).
5. Machida K., Ikeda C., Kakuda R., Yaoita Y., Kikuchi M., Nat. Med., 55, 61-63 (2001).
6. Nakaoki T., Morita N., Yakugaku Zasshi, 75, 171-172 (1955).
7. Shanghai Scientific Technological Publishers and Shougakukan (eds.), "Dictionary of Chinese Materia Medica," Shougakukan, Tokyo, 1985, p. 1196.
8. Tanioka R., Yamaguchi Igaku, 10, 1178-1180 (1961).
9. Shioda K., Machida K., Kakuda R., Yaoita Y., Kikuchi M., J. Tohoku Pharm. Univ., 47, 61-65 (2000).
10. Machida K., Ando M., Yaoita Y., Kakuda R., Kikuchi M., Chem. Pharm. Bull., 49, 732-736 (2001).
11. Machida K., Ando M., Yaoita Y., Kakuda R., Kikuchi M., Nat. Med., 55, 64-67 (2001).
12. des-p-hydroxybenzoyl-3-deoxycatalpin=7-deoxyrehmaglutin A rehmaglutin A: Kitagawa I., Fukuda Y., Taniyama T., Yoshikawa M., Chem. Pharm. Bull., 34, 1399-1402 (1986).
13. Sasaki H., Taguchi H., Endo T., Yoshioka I., Higashiyama K., Otomatsu H., Chem. Pharm. Bull., 26, 2111-2121 (1978).
14. Miyase T., Koizumi A., Ueno A., Noro T., Kuroyanagi M., Fukushima S., Akiyama Y., Takemoto T., Chem. Pharm. Bull., 30, 2732-2737 (1982).
15. Matsuura Y., Miyaichi Y., Tomimori T., Yakugaku Zasshi, 114, 775-788 (1994).
16. Reducing %: 1 (1.5%), 2 (1.5%), 3 (5.5%), 4 (4.0%), 5 (6.2%), 6 (5.4%), 7 (10.5%), 8 (7.2%), ovatolactone 7-O-(6′-O-p-hydroxybenzoyl)-β-D- glucopyranoside (9, 7.0%), ovatic acid methyl ester 7-O-(6′-O-p- hydroxybenzoyl)-β-D-glucopyranoside (10, 6.4%), 7-O-p-hydroxybenzoylovatol 1-O-(6′-O-p-hydroxybenzoyl)-β-D-glucopyranoside (11, 9.5%), (2E,6R)-2,6-dimethyl-8-hydroxy-2-octenoic acid 8-O-[6′-O-(E)-p-coumaroyl]- β-D-glucopyranoside (12, 5.3%), 6′-O-p-hydroxybenzoyl catalposide (13, 5.3%), methyl (6-O-p-hydroxybenzoyl)-β-D-glucopyranoside (14, 8.3%), ethyl (6-O-p-hydroxybenzoyl)-β-D-glucopyranoside (15, 7.6%), 1,6-di-O-p-hydroxybenzoyl-β-D-glucopyranoside (16, 7.9%).
17. Machida K., Kikuchi M., Chem. Pharm. Bull., 41, 248-251 (1993).
18. Blois M. S., Nature (London), 181, 1199-1200 (1958).