Novel indole S,O-bisdesmoside, calanthoside, the precursor glycoside of tryptanthrin, indirubin, and isatin, with increasing skin blood flow promoting effects, from two Calanthe species (Orchidaceae)

Chemical and Pharmaceutical Bulletin

Volumn 46, Issue 5, 1998, Pages 886-888

  Yoshikawa, Masayuki ^a   Murakami, Toshiyuki ^a   Kishi, Akinobu ^a   Sakurama, Tetsuo ^a   Matsuda, Hisashi ^a   Nomura, Manabu ^b   Matsuda, Hideaki ^c   Kubo, Michinori ^c  

^a KYOTO PHARMACEUTICAL UNIVERSITY   (Japan)

^b Research and Development Department   (Japan)

^c KINKI UNIVERSITY   (Japan)

Author keywords

Calanthe discolor; Calanthe liukiuensis; Calanthoside; Indirubin; Indole S,O bisdesmoside; Tryptanthrin

Indexed keywords

CALALIUKIUENOSIDE; CALANTHOSIDE; CALAPHENANTHRENOL; GLUCOINDICAN; INDIRUBIN; INDOLE; ISATIN; PLANT EXTRACT; S,O BISDESMOSIDE; TRYPTANTHRIN; UNCLASSIFIED DRUG;

ARTICLE; CARBON NUCLEAR MAGNETIC RESONANCE; DRUG ACTIVITY; DRUG ISOLATION; DRUG STRUCTURE; HAIR GROWTH; HYDROLYSIS; NONHUMAN; RAT; SKIN BLOOD FLOW; STRUCTURE ANALYSIS;

EID: 0031805361     PISSN: 00092363     EISSN: None     Source Type: Journal    
DOI: 10.1248/cpb.46.886     Document Type: Article

References (23)

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15. 13C COSY), distortionless enhancement by polarization transfer (DEPT), and HMBC experiments.
16. 3).
17. 3) δc: given in Table 1.
18. +.
19. +.
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22. 3) δc: 169.7, 169.2, 168.9, 151.4, 151.0, 149.0, 147.5, 141.3, 139.1, 122.4, 117.7, 117.4×2, 115.4, 106.9, 61.7, 56.1, 30.5, 30.4, 21.5, 21.2, 20.5.
23. 3OD) δ: 156.0 (7-C), 154.7 (5-C), 145.7 (2-C), 142.0 (3-C), 142.1 (4-C), 137.2 (10a-C), 131.4 (8a-C), 119.2 (4a-C), 113.0 (4b-C), 108.0 (1-C), 108.0 (8-C), 104.0 (6-C), 61.8 (2-OMe), 56.4 (4-OMe), 31.6 (9-C), 30.5 (10-C).