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Title:
MELANIN EXTINGUISHER
Document Type and Number:
WIPO Patent Application WO/2004/024139
Kind Code:
A1
Abstract:
A melanin extinguisher which contains either a metal chelate compound represented by the following formula (I): (I) (wherein M represents a metal and R represents OH, O-(lower alkyl), an N-bonded amine, an N-bonded amino acid, or an N-bonded peptide) or a pharmacologically acceptable salt of the compound.

Inventors:
OGATA KAZUMI (JP)
Application Number:
PCT/JP2003/011676
Publication Date:
March 25, 2004
Filing Date:
September 11, 2003
Export Citation:
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Assignee:
OGA RES INC (JP)
OGATA KAZUMI (JP)
International Classes:
A61K8/46; A61K31/16; A61K31/185; A61K31/22; A61K31/28; A61K31/315; A61K31/4015; A61K31/404; A61K31/4172; A61K31/4402; A61P17/00; A61Q19/02; A61Q19/04; C07C323/52; C07C323/60; C07D207/16; C07D209/14; C07D213/75; C07D233/26; C07K5/06; C07K5/072; (IPC1-7): A61K31/28; A61K7/00; A61K7/48; A61K31/16; A61K31/185; A61K31/22; A61K31/315; A61P17/00; C07C323/52; C07C323/60
Domestic Patent References:
WO2002076935A12002-10-03
WO2000024734A12000-05-04
WO2001049250A22001-07-12
WO2000032235A12000-06-08
WO2000020385A12000-04-13
WO1995008564A11995-03-30
Foreign References:
JPS6011494A1985-01-21
JPS638316A1988-01-14
Other References:
BONOMI F.: "Synthesis and characterization of iron derivatives of dihydrolipoic acid and dihydro lipoamide", INORGANICA CHIMICA ACTA, vol. 195, no. 1, 1992, pages 109 - 115, XP002974686
BONOMI F.: "Synthesisand characterization of metal derivatives of dihydrolipoic acid and dihydrolipoic acid and dihydrollpoamide", INORGANICA CHIMICA ACTA, vol. 192, no. 3, 1992, pages 237 - 242, XP002974687
KIJIMA M.: "Electrochemical study on dihydro lipoamide-iron(II) complex and its chemical reactivity", JOURNAL OF ORGANIC CHEMISTRY, vol. 50, no. 14, 1985, pages 2522 - 2524, XP002974688
CHEMICAL ABSTRACTS, vol. 93, no. 17, 1980, Columbus, Ohio, US; abstract no. 163581Z, JOHANNSEN B.: "Studies on the relation between chemical structure and pharmacokinetic properties of techetium-labeled thiolato complexes" page 287; XP002974689
See also references of EP 1547590A4
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