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Patent Searching and Data


Title:
【発明の名称】ヒペリシンの製造法
Document Type and Number:
Japanese Patent JP2896224
Kind Code:
B2
Abstract:
A process for preparing hypericin comprises oxidative dimerization of emodin anthrone and conversion of the intermediate protohypericin to hypericin by irradiation with visible light.

Inventors:
IEFUDA MAZUAA
HARARUDO BOTSUKU
DEBITSUDO RABII
Application Number:
JP31010990A
Publication Date:
May 31, 1999
Filing Date:
November 15, 1990
Export Citation:
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Assignee:
IEDA RISAACHI ANDO DEV CO LTD
International Classes:
B01J23/42; B01J23/44; B01J27/053; C07B61/00; C07C46/00; C07C46/02; C07C50/36; (IPC1-7): C07C50/36; B01J23/44; B01J27/053; C07C46/02
Other References:
Australian Journal of Chemistry,(1976)Vol.29,No.7 p.1535−1548
Attorney, Agent or Firm:
Akira Asamura (3 outside)