Drug – bio-affecting and body treating compositions – Antigen – epitope – or other immunospecific immunoeffector – Conjugate or complex
Patent
1998-02-25
1999-12-07
Weber, Jon P.
Drug, bio-affecting and body treating compositions
Antigen, epitope, or other immunospecific immunoeffector
Conjugate or complex
514712, 514717, 514742, 514757, 564308, A01N 6500, A01N 3100, A01N 3114, A01N 3318, A01N 2902, C07C21100
Patent
active
059978740
ABSTRACT:
The present invention relates to a class of dihydrophenanthrene which are isolated from Calanthe discolor Lindl. and derivatives thereof.
REFERENCES:
patent: 3971651 (1976-07-01), Hashimoto et al.
Letcher et al. Chemical Constituents of the Combretaceae. Part. I. Substituted Phenanthrenes and 9,10-Dihydrophenenthrenes from the Heartwood of Combretum apiculatum. J. Chem. Soc. (C) (1971) p. 3070-3076.
Letcher et al. Chemical Constituents of the Combretaceae. Part. II. Substituted Phenanthrenes and 9,10-Dihydrophenenthrenes from the Heartwood of Combretum molle. J. C. S. Perkin I (1972) p. 206-210.
Carvalho et al. "Boron Trichloride as a Selective Demethylating Agent for Hindered Ethers," J. Chem. Soc., Chem. Commun. (1984) p. 227-229.
Kubo Michinori
Matsuda Hideaki
Matsuda Hisashi
Murakami Toshiyuki
Nomura Manabu
Hanley Susan
Nomura Co., Ltd.
Weber Jon P.
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