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US 5,350,775 AGranted
Benzopyran derivative, method for producing the same and use thereof
AssigneeShowa Denko K.K.
InventorsYutaka Ohnishi, Naoaki Misu, Yoshimasa Ishimura, Nobutake Mihara
Life of this patent
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Abstract
A benzopyran derivative represented by formula (I): ##STR1## wherein R.sub.0 represents an alkyl or alkenyl group having 10 to 20 carbon atoms, R.sub.1 to R.sub.3 each represent a methyl group or a hydrogen atom, and G represents a --CH.sub.2 CH(OH)CH.sub.2 OH or --CH(CH.sub.2 OH).sub.2 group; or a salt thereof, which has a high water-solubility and thus is usable in cosmetics.
Claims7
A benzopyran derivative represented by formula (I):
- ##STR8## wherein R.sub.0 represents an alkyl or alkenyl group having 10 to 20 carbon atoms;
- R.sub.1 to R.sub.3 each represent a methyl group or a hydrogen atom;
- and G represents a --CH.sub.2 CH(OH)CH.sub.2 OH or --CH(CH.sub.2 OH).sub.2 group;
- or a salt thereof.
1 more element
A cosmetic containing a benzopyran derivative represented by formula (I):
- ##STR9## wherein R.sub.0 represents an alkyl or alkenyl group having 10 to 20 carbon atoms;
- R.sub.l to R.sub.3 each represent a methyl group or a hydrogen atom;
- and G represents a --CH.sub.2 CH(OH)CH.sub.2 OH or --CH(CH.sub.2 OH).sub.2 group;
- or a salt thereof.
1 more element
Dependencies are inferred from the claim text.