Table 3. Substrate Scope of (3-Bromoprop-1-yn-1-yl)benzenes and 1H-Benzo[d]imidazole-2-thiols^a,b.

^aReaction conditions: d (0.3 mmol, 1.0 equiv), b (0.3 mmol, 1.0 equiv), and Cs₂CO₃ (2.0 mmol, 2.0 equiv) in MeCN (2.0 mL) for 24 h.

^bIsolated yields after flash chromatography based on a.

^cA mixture of two isomers was obtained (the isomeric ratio was approximately determined by ¹H NMR).