Adding a certain compound to certain chemical reactions, such as: 34699-28-0, name is 1-(4-Bromophenyl)-1,2,2-triphenylethylene, belongs to bromides-buliding-blocks compound, can increase the reaction rate and produce products with better performance than those obtained under traditional synthetic methods. Here is a downstream synthesis route of the compound 34699-28-0, name: 1-(4-Bromophenyl)-1,2,2-triphenylethylene
General procedure: In a 250 mL single-necked flask,Followed by addition of tetramethylene bromide 4 or 6 (1 eq)Diclofenac borate (1 eq or 2 eq),KOAc (4eq or 8eq),PdCl2 (dppf) 2 ¡¤ CH2Cl2 (0.03 eq or 0.06 eq),Treated with 1,4-dioxane,Under nitrogen protection, heated to 80 reaction 24hCooled to room temperature, 1,4-dioxane was removed by distillation,And then extracted with CH2Cl2The solution was washed with water and dried over anhydrous magnesium sulfate.
If you are interested in these compounds, you can also browse my other articles.Thank you for taking the time to read this article. I hope you enjoyed it.
Reference:
Patent; Changzhou University; Wang Yafei; Liao Yuanwei; Zhu Weiguo; (14 pag.)CN106565595; (2017); A;,
Bromide – Wikipedia,
bromide – Wiktionary