申请人:Goulding John Mark
公开号:US20050142300A1
公开(公告)日:2005-06-30
Tetrahydropyran derivatives having at least one ester group (—CO—O—) and at least one group —CN, —NCS,
—F, —Cl, —OCHF
2
, —OCF
3
, —CF
3
, —OCHFCF
3
, —OCF
2
CHFCF
3
, SF
5
, or —OCF
2
CF
3
; a process for preparing said tetrahydropyran derivatives, and the use of said tetrahydropyran derivatives as a component in a liquid crystal composition.