| abstract |
(57) [Summary] [Structure] A diarylethene compound represented by the following general formula (1): (1) (In the formula, n represents an integer of 2 to 4. R 1 represents an alkyl group, R 2 to R 5 represent a hydrogen atom, an alkyl group, an alkoxy group or a dialkylamino group.) Effect As described above, the diarylethene compound of the present invention has excellent thermal stability, moisture resistance, sensitivity, and photochromic properties with good durability against repeated coloring and decoloring. Recording materials can be obtained. |