文摘

The photodimerization reaction of an anthracene moiety in the smectic phase proceeded quantitatively and regioselectively.

【文摘】[GRAPHICS] Thermotropic liquid crystallinity can be induced for an anthracene having a dendritic substituent.

These on reduction with NaBH4 gave exclusively cis-3-heterocycle substituted chroman-4-ols in good yields.

【文摘】3,3-Dibromochroman-4-ones on reaction with different heterocyclic secondary amines gave 3-substituted chromones.

There are two reactive groups, amino and butoxy in the borate ester molecule.The structure of the borate ester was characterized by IR spectrum.

［中文文摘］通过分子结构设计,合成一种氮-硼内配位结构的硼酸偶联剂,硼酸水差的问题,同时分子结构中含有氨基、丁氧基等活基团。