Cyclobutane benzene derivatives

US5445764A · kind A · utility

Assignee

• Merck Patent GmbH · DE

Inventors

• Eike Poetsch · Mühltal, DE
• Werner Binder · Dieburg, DE
• Volker Meyer · Groß-Zimmern, DE
• Ulrich Finkenzeller · Plankstadt, DE
• Bernhard Rieger · Langenau, DE

Key dates

• Filing date: Jul 20, 1994
• Grant date: Aug 29, 1995
• Expiry date: Jul 20, 2014

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C09K2019/327
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

The invention relates to methylenecyclobutane benzene derivatives of the formula I ##STR1## in which R.sup.1, A.sup.1, Z.sup.1, L.sup.1, L.sup.2, m, V, W, Y and n have the meaning given in claim 1, and to their use as components of liquid-crystalline media for electrooptical displays.