Table 1 Selected optimizations of reaction conditions.
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*1a (0.4 mmol), PdCl2 (10 mol %), dcypt (20 mol %), K2CO3 (0.2 mmol), m-xylene (0.8 mL) at 150°C for 24 hours.†GC yield was determined by using n-decane as an internal standard.‡Base (1.5 equiv) was added.