4-pentylphenyl-3-methyl-4-nitrobenzoate 在
钯氢气 作用下,
以
乙酸乙酯 为溶剂,
以to give 14.5 g (49.0 mM, 98%) of 4-pentylphenyl 4-amino-3-methylbenzoate as beige crystals的产率得到4-pentylphenyl-4-amino-3-methylbenzoate
The present invention is directed towards polymerizable dichroic azo dyes comprising azo-chromophores having at least one standard mesogenic ring system attached to said chromophores and at least one polymerizable group leading to dyes having sufficient solubilty and a very high order parameter.
Polymerizable dichroic azo dyes
申请人:Rolic AG
公开号:EP1462485A1
公开(公告)日:2004-09-29
The present invention is directed towards polymerizable dichroic azo dyes comprising azo-chromophores having at least one standard mesogenic ring system attached to said chromophores and at least one polymerizable group leading to dyes having sufficient solubilty and a very high order parameter.