1: 1,2-benzenedicarboxylic acid With phosphonitrilic chloride trimer in neat (no solvent) T=20°C; 0.0166667 h; 2: 4-bromo-aniline in neat (no solvent) T=20°C; 0.25 h;

toluene-4-sulfonic acid in neat (no solvent, solid phase) 0.0833333 h; MillingGreen chemistry;

acetyl chloride T=52°C; 2.5 h; Yield given;