首页>
外国专利>
Stilbene compound, intermediate for producing the stilbene compound, method of producing the stilbene compound, and liquid crystal composition containing the stilbene compound
Stilbene compound, intermediate for producing the stilbene compound, method of producing the stilbene compound, and liquid crystal composition containing the stilbene compound
An optically active stilbene compound of formula (I): ##STR1## wherein R is an alkoxy group with 20 or less carbon atoms; n is an integer of 1 or 2; and R* is an optically active group, a substituted benzylphosphonate compound of formula (II) serving as an intermediate for preparing the above active stilbene compound, ##STR2## wherein X represents ##STR3## R' is an alkyl group having 1 to 5 carbon atoms, or an unsubstituted or substituted aryl group; and R* is the same as in formula (I), a method of producing the optically active stilbene compound of formula (I), and a liquid crystal composition containing the optically active stilbene compound of formula (I) are disclosed.
展开▼
机译:式(I)的旋光二苯乙烯化合物:其中R为具有20个以下碳原子的烷氧基。 n是1或2的整数; R *是旋光基团,式(Ⅱ)的取代苄基膦酸酯化合物用作制备上述活性二苯乙烯化合物的中间体,其中X代表## STR3 ##,R'是具有1-5个碳原子,或未取代或取代的芳基; R *与式(I)相同,公开了式(I)的旋光二苯乙烯化合物的制造方法和含有式(I)的旋光二苯乙烯化合物的液晶组合物。
展开▼