EP 1937661 A1 20080702 - SPIRO [3.3] HEPTYL-DIOXAN DERIVATIVES AND THEIR USE IN LIQUID CRYSTAL MEDIA

Title (en)

SPIRO [3.3] HEPTYL-DIOXAN DERIVATIVES AND THEIR USE IN LIQUID CRYSTAL MEDIA

Title (de)

SPIRO [3.3] HEPTYL-DIOXANDERIVATE UND IHRE VERWENDUNG IN FLÜSSIGKRISTALLINEN MEDIEN

Title (fr)

DERIVES DE SPIRO [3.3] HEPTYLDIOXANNE ET LEUR UTILISATION DANS DES CRISTAUX LIQUIDES

Publication

EP 1937661 A1 20080702 (DE)

Application

EP 06806163 A 20061011

Priority

EP 2006009791 W 20061011
DE 102005050080 A 20051019

Abstract (en)

[origin: WO2007045382A1] The invention relates to novel dioxan derivatives of the formula R1-(A1-Z1)m - G- (Z2-A2)n-R2, in which G represents (I) or (II) and R1, R2, A1, A2, Z1, Z2, m and n are defined as cited in claim 1, to their use as a component or components in liquid crystal media and to liquid crystal and electrooptic display elements, which contain the novel liquid crystal media.

IPC 8 full level

C07D 309/06 (2006.01); C07C 31/27 (2006.01); C07C 33/05 (2006.01); C09K 19/34 (2006.01)

CPC (source: EP KR US)

C07C 31/27 (2013.01 - KR); C07C 31/278 (2013.01 - EP US); C07C 33/05 (2013.01 - EP KR US); C07D 309/06 (2013.01 - EP KR US); C09K 19/34 (2013.01 - KR); C07C 2601/14 (2017.04 - EP US); C07C 2602/50 (2017.04 - EP US); C09K 2019/3419 (2013.01 - EP US); C09K 2019/3422 (2013.01 - EP US); C09K 2323/00 (2020.08 - EP US)

Citation (search report)

See references of WO 2007045382A1

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

DOCDB simple family (publication)

WO 2007045382 A1 20070426; CN 101291921 A 20081022; EP 1937661 A1 20080702; JP 2009515825 A 20090416; KR 20080072657 A 20080806; US 2008251761 A1 20081016; US 7691456 B2 20100406

DOCDB simple family (application)

EP 2006009791 W 20061011; CN 200680039026 A 20061011; EP 06806163 A 20061011; JP 2008535937 A 20061011; KR 20087011606 A 20080515; US 8925706 A 20061011