Title:
METHOD FOR PURIFYING BIS-DICARBOXYLIC DIAMINO PLATINUM (II) DERIVATIVE
Document Type and Number:
WIPO Patent Application WO/2020/056582
Kind Code:
A1
Abstract:
Disclosed are a method for purifying a bis-dicarboxylic diamino platinum derivative, and a product obtained from the method. The purification method comprises: dissolving dicarboxylic acid in water to obtain a first solution, heating same and adding a bis-dicarboxylic diamino platinum derivative to be purified thereto, then thermally filtering same to obtain a second solution, and cooling the second solution to precipitate a solid.
Inventors:
YANG XUQING (CN)
PU SHAOPING (CN)
CONG YANWEI (CN)
LIU QIXING (CN)
WANG YINGFEI (CN)
ZHANG LINTAO (CN)
CHEN HONGJUAN (CN)
PENG JUAN (CN)
ZHU ZEBING (CN)
LUAN CHUNFANG (CN)
PU SHAOPING (CN)
CONG YANWEI (CN)
LIU QIXING (CN)
WANG YINGFEI (CN)
ZHANG LINTAO (CN)
CHEN HONGJUAN (CN)
PENG JUAN (CN)
ZHU ZEBING (CN)
LUAN CHUNFANG (CN)
Application Number:
PCT/CN2018/106169
Publication Date:
March 26, 2020
Filing Date:
September 18, 2018
Export Citation:
Assignee:
KUNMING GUIYAN PHARMACEUTICAL CO LTD (CN)
International Classes:
C07C229/76; C07F15/00
Domestic Patent References:
| WO2018171371A2 | 2018-09-27 |
Foreign References:
| CN1311183A | 2001-09-05 | |||
| CN1311183A | 2001-09-05 | |||
| CN104693245A | 2015-06-10 | |||
| CN104693245A | 2015-06-10 | |||
| CN106132408A | 2016-11-16 | |||
| CN106132408A | 2016-11-16 | |||
| CN108521780A | 2018-09-11 | |||
| CN108521780A | 2018-09-11 | |||
| CN108780053A | 2018-11-09 |
Attorney, Agent or Firm:
UNITALEN ATTORNEYS AT LAW (CN)
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