Construction of the N-dithiophthalimide library^a,b.

^aReaction conditions: thiol (2 mmol) and N,N′-thiobisphthalimide (3 mmol) in ClCH₂CH₂Cl (10 mL) were stirred at 80 °C for 2–4 h.

^bIsolated yields.

^cThe reaction was performed on a 10 mmol scale.