tert-Butyl 4-((aminooxy)methyl)piperidine-1-carboxylate

反应条件: temp:0.00; pressure:0.00; stir:

反应条件: temp:0.00; pressure:0.00; stir:

反应条件: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

实验步骤: The title compound was prepared from 1-(1-(quinolin-6-ylmethyl)-1H-[1,2,3]triazolo[4,5-b]pyrazin-6-yl)ethanone (22.4) and t-butyl 4-(aminooxymethyl)piperidine-1-carboxylate (intermediate J) in 15% yield using the same procedure as described in the synthesis of example 29. 1H-NMR (400 MHz, CDCl3), δ ppm 9.43 (s, 1H), 8.93 (m, 1H), 8.13 (m, 2H), 7.92 (s, 1H), 7.83 (dd, 1H), 7.43 (dd, 1H), 6.10 (s, 2H), 4.20 (d, 2H), 3.18 (d, 2H), 2.68 (t, 2H), 2.37 (s, 3H), 1.98 (br s, 1H), 1.80 (d, 2H), 1.37 (q, 2H). LCMS (method A): [MH]+=417, tR=1.66 min. as described in the synthesis of example 29

反应条件: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

实验步骤: The title compound was prepared from t-butyl 4-((1,3-dioxoisoindolin-2-yloxy)methyl)-piperidine-1-carboxylate and hydrazine monohydrate in 85% yield using the same procedure as described in the synthesis of intermediate B.

反应条件: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

实验步骤: The title compound was prepared from 1-(1-(quinolin-6-ylmethyl)-1H-[1,2,3]triazolo[4,5-b]pyrazin-6-yl)ethanone (22.4) and t-butyl 4-(aminooxymethyl)piperidine-1-carboxylate (intermediate J) in 15% yield using the same procedure as described in the synthesis of example 29. 1H-NMR (400 MHz, CDCl3), δ ppm 9.43 (s, 1H), 8.93 (m, 1H), 8.13 (m, 2H), 7.92 (s, 1H), 7.83 (dd, 1H), 7.43 (dd, 1H), 6.10 (s, 2H), 4.20 (d, 2H), 3.18 (d, 2H), 2.68 (t, 2H), 2.37 (s, 3H), 1.98 (br s, 1H), 1.80 (d, 2H), 1.37 (q, 2H). LCMS (method A): [MH]+=417, tR=1.66 min. as described in the synthesis of example 29

反应条件: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

实验步骤: The title compound was prepared from t-butyl 4-((1,3-dioxoisoindolin-2-yloxy)methyl)-piperidine-1-carboxylate and hydrazine monohydrate in 85% yield using the same procedure as described in the synthesis of intermediate B.