Benzene, 4-bromo-1,2-dimethoxy- → tert-butyl (2R)-4-(3,4-dimethoxyphenyl)-2-propan-2-ylpiperazine-1-carboxylate

Beteiligte Stoffe

Reaktionsbedingungen

Reaktionsschritte

21-Apr-09 08:58:54 +0100 4-bromo-1,2-dimethoxybenzene (0.068 mL, 0.46 mmol), (R)-tert-butyl 2-isopropylpiperazine-1-carboxylate (126 mg, 0.55 mmol) and 2-Dicyclohexylphosphino-2'-(N,N-dimethylamino)biphenyl (11.21 mg, 0.03 mmol) and Sodium tert-butoxide (63.9 mg, 0.64 mmol) and Tris(dibenzylideneacetone)dipalladium(0) (21.09 mg, 0.02 mmol) were suspended in toluene (5 mL) and sealed into a microwave tube. The reaction was heated to 150 °C for 20 minutes in the microwave reactor and cooled to RT. LC-MS shows 36% product and 57% SM reaction will be combined with EN02263-47

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