Organic compounds -- part of the class 532-570 series – Organic compounds – Carbohydrates or derivatives
Reexamination Certificate
2005-05-24
2005-05-24
Wilson, James O. (Department: 1623)
Organic compounds -- part of the class 532-570 series
Organic compounds
Carbohydrates or derivatives
C536S005000, C536S006300, C514S026000, C424S728000
Reexamination Certificate
active
06897298
ABSTRACT:
This invention discloses a compound (I) of the following formula. This invention also includes a method for extracting the compound (I), and a pharmaceutical composition containing the compound (I). The extracting method includes the following steps: taking the corpus radicis and/or radix fibrosa of a ginseng spp. plant—ginseng or pseudo-ginseng, extracting with industrial alcohol and n-butanol to extract the total saponins, and then purifying by silicon gel column chromatography and reversed phase column chromatography to obtain the compound (I). The compound (I) and pharmaceutical composition can be used to cure acute ischemic cerebral-vascular diseases.
REFERENCES:
patent: 3901875 (1975-08-01), Park
patent: 4317816 (1982-03-01), Arichi et al.
patent: 4339442 (1982-07-01), Takemoto et al.
patent: 5679806 (1997-10-01), Zheng et al.
patent: 2179042 (1987-02-01), None
Kasai, Ryoji, et al., Glycosides from Chinese Medicinal Plant,Hemsleya panacis-scandens, and Structure-Taste Relationship of Cucurbitane Glycosides, Chem. Pharm. Bull. (1988), 36(1), 234-243.
Paper from a Search Report for PCT/CN01/00006, published Apr. 26, 2001.
Fan Fulin
Guan Yongyuan
Dept. of Science & Tech Develop
Guangdong Taihe Biopharmaceutical Co., Ltd.
McIntosh III Traviss C.
Wilson James O.
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