The chemical industry reduces the impact on the environment during synthesis 3638-73-1, name is 2,5-Dibromoaniline, I believe this compound will play a more active role in future production and life. 3638-73-1
3.1) In a 5 L three-necked flask, 836 g of compound III, 1500 mL of ethyl acetate and 900 mL of acetic anhydride were added and stirred for 10 min to obtain a mixture E; 3.2) Add 400 mL of triethylamine to vessel C where mixture E is located. Reflux at 70 C for 2 h to obtain a mixture F; 3.3) After filtering the mixture F, washing with ice ethanol, adjusting the pH to 8-10 with sodium hydroxide solution, and performing an ice bath; 3.4) The product precipitated after the ice bath in step 3.3) is filtered and washed with ice ethanol. Obtaining 2-acetamido-p-dibromobenzene, ie, compound 897.98 g (yield 92%);
The chemical industry reduces the impact on the environment during synthesis 3638-73-1. I believe this compound will play a more active role in future production and life.
Reference:
Bromide – Wikipedia,
bromide – Wiktionary