反应 #2901241
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openreactiondata ↗doi:10.6084/m9.figshare.5104873.v1; patent:US07528148B2
反应条件: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.
实验步骤: A solution of hydrogen chloride in dioxan (0.5 ml, 2.0 mmol, 4M) was added to a stirred solution of tert-butyl 4-oxocyclohexylcarbamate (0.043 g, 0.20 mmol, commercially available from Astatech Inc., Philadelphia, USA) in dioxan (0.5 ml) and the mixture was stirred at room temperature. After 1 h, the reaction mixture was evaporated to give Intermediate 56 as a cream solid (34 mg). 1H NMR (400 MHz in d6-DMSO, 27° C., δ ppm) 8.09 (br. s, 3H), 3.51 (tt, 11, 3.5 Hz, 1H), 2.45 (m, 2H, partially obscured), 2.29 (m, 2H), 2.16 (m, 2H), 1.76 (m, 2H). the reaction mixture was evaporated
来源 ID: ord-340870252fde457287c88bb0fe3c68e9