مشخصات پژوهش

This article was a descriptive synthesis of thiochromane derivatives under the mild conditions, with photochemical synthesis using Nano TiO2 as efficient photocatalysts, a reusable, eco-friendly, ‎and inexpensive. The procedure for the preperation of Nano TiO2 is simple, non-toxic, specialized instruments, green, environment friendly,and cost-effective.