Synthesis method of ultraviolet light absorber 2-(2-hydroxy-3, 5-dicumyl phenyl) benzotriazole

• Main Authors: LIU BIN, HU XINLI, XIANG ZHANBO, WANG ZHANG, DOU SHENGHUA, DUAN JUNHONG
• Format: Patent
• Language: Chinese; English
• Published: 12.07.2022
• Subjects: CHEMISTRY; HETEROCYCLIC COMPOUNDS; METALLURGY; ORGANIC CHEMISTRY

The invention belongs to the technical field of organic synthesis, and relates to a synthesis method of 2-(2-hydroxy-3, 5-dicumyl phenyl) benzotriazole, o-nitroaniline, sodium nitrite, 2, 4-dicumyl phenol, hydrazine hydrate, glucose, hydrogen and the like are used as raw materials, the total yield o...