Patented chemical synthesis method, can be used by yourself.

Of course. By consulting the Patent Law of People's Republic of China (PRC), it can be known that the individual use of patented products by citizens does not belong to patent infringement, so the chemical synthesis method on patents can be used by themselves. Patent refers to exclusive rights and interests. As of July 28th, 2023, patents are divided into three categories: invention patents, utility model patents and design patents.