Antimycotic nail varnish

US4957730A · kind A · utility

Assignee

• Hoechst GmbH · DE

Inventors

• Manfred Bohn · Hofheim, DE
• Walter Dittmar · Hofheim, DE
• Heinz G. Peil · Bad Nauheim, DE
• Eberhard Futterer · Kelkheim, DE
• Karl Theodor Kraemer · Langen, DE

Key dates

• Filing date: Dec 17, 1986
• Grant date: Sep 18, 1990
• Expiry date: Dec 17, 2006

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61Q3/02
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

A nail varnish comprising a water-insoluble film-forming substance and an antimycotic compound which is a 1-hydroxy-2-pyridone I of the general formula ##STR1## in which R.sup.1 is a hydrocarbon group which contains from 6 to 9 carbon atoms, but is free from olefinic and acetylenic bonds, one of the groups R.sup.2 and R.sup.4 is hydrogen and the other is hydrogen, methyl or ethyl and R.sup.3 is alkyl having up to two carbon atoms, said antimycotic ingredient being present in free form or in the form of a salt.