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. 2015 Jun 11;17(12):3170–3173. doi: 10.1021/acs.orglett.5b01540

Scheme 2. Synthesis of 2,4,6-Trichlorophenyl Pyridine-2-sulfonates from 2-Pyridylzinc Reagents and TCPC.

Scheme 2

Reaction conditions: HetArBr (1.0 mmol), n-BuLi (1.0 mmol), ZnCl2 (1.0 mmol), TCPC (1.0 mmol). The reported isolated yields are averages of two runs.

Reaction conditions: 2-iodopyrimidine (1.0 mmol), i-PrMgCl·LiCl (1.0 mmol), ZnCl2 (1.0 mmol), TCPC (1.0 mmol).