The polymerizable compound has a hydrazone moiety. The present invention also provides a polymerizable composition in which discoloration and reduction of aligning property do not easily occur. Furthermore, the present invention provides a polymer obtained by polymerizing a polymerizable composition containing a compound obtained by the production method and an optically anisotropic body using the polymer. The present invention provides a method for producing a polymerizable compound including a step of reacting a compound represented by General Formula (I-B-a) with a compound represented by General Formula (I-B-b) to obtain a compound represented by General Formula (I-C), and provides a composition which contains a compound obtained by this production method.
这种可聚合化合物具有醛
肟基团。本发明还提供了一种可聚合组合物,其中不容易发生变色和对齐性能降低。此外,本发明提供了一种通过聚合含有通过生产方法获得的化合物的可聚合组合物以及使用聚合物制备光学各向异性体的聚合物。本发明提供了一种生产可聚合化合物的方法,包括将通式(I-B-a)表示的化合物与通式(I-B-b)表示的化合物反应以获得通式(I-C)表示的化合物的步骤,并提供了包含通过这种生产方法获得的化合物的组合物。