(3R)-(+)-3-(tert-Butoxycarbonylamino)pyrrolidine → (R)-1-(3-bromo-6-(5-(pyridin-3-yl)-1H-pyrazolo[3,4-c]pyridin-3-yl)pyridin-2-yl)pyrrolidin-3-amine

HRID 1775089Notes

Reaction equation

HRID 1775089 reaction equation
[Br:1][C:2]1[CH:3]=[CH:4][C:5]([C:9]2[C:17]3[C:12](=[CH:13][N:14]=[C:15]([C:18]4[CH:19]=[N:20][CH:21]=[CH:22][CH:23]=4)[CH:16]=3)[N:11](COCC[Si](C)(C)C)[N:10]=2)=[N:6][C:7]=1F.[NH:32]1[CH2:36][CH2:35][C@@H:34]([NH:37]C(=O)OC(C)(C)C)[CH2:33]1>>[Br:1][C:2]1[C:7]([N:32]2[CH2:36][CH2:35][C@@H:34]([NH2:37])[CH2:33]2)=[N:6][C:5]([C:9]2[C:17]3[C:12](=[CH:13][N:14]=[C:15]([C:18]4[CH:19]=[N:20][CH:21]=[CH:22][CH:23]=4)[CH:16]=3)[NH:11][N:10]=2)=[CH:4][CH:3]=1

Participants

3

Reactant 2

HCID 1514397(3R)-(+)-3-(tert-Butoxycarbonylamino)pyrrolidineHCID 71253450HCID 71253450, compound

Product 1

HCID 71253736(R)-1-(3-bromo-6-(5-(pyridin-3-yl)-1H-pyrazolo[3,4-c]pyridin-3-yl)pyridin-2-yl)pyrrolidin-3-amineYield 34%

Procedure

Following the procedures as described in Example 241 and starting with 3-(5-bromo-6-fluoropyridin-2-yl)-5-(pyridin-3-yl)-1-((2-(trimethylsilyl)ethoxy)methyl)-1H-pyrazolo[3,4-c]pyridine and (R)-tert-butyl pyrrolidin-3-ylcarbamate, 287 was obtained as an off-white solid (12.2 mg, 34%) over two steps. 1H NMR (400 MHz, DMSO) δ 9.27 (s, 1H), 9.22 (s, 1H), 9.02 (s, 1H), 8.60 (d, J=4.6 Hz, 1H), 8.41 (d, J=8.0 Hz, 1H), 7.92 (d, J=8.0 Hz, 1H), 7.62 (dd, J=11.8, 7.2 Hz, 3H), 7.58-7.49 (m, 3H), 7.45 (d, J=8.0 Hz, 1H), 4.01-3.92 (m, 2H), 3.64-3.51 (m, 3H), 2.10 (dt, J=12.0, 5.9 Hz, 1H), 1.82-1.72 (m, 1H); ESI MS m/z=358.2 (M+1)

Sources & evidence

ORD record
ord-0c82fe8244ef455abb12420f0e31e192
Source dataset
uspto-grants-2016_02
Patent number
US09260425B2

Reaction notes

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