1-(2,5-Dichlorobenzyl)-7-iodo-3,4-dihydro-1H-pyrido[2,3-b]pyrazine → {4-[1-(2,5-Dichlorobenzyl)-1,2,3,4-tetrahydropyrido[2,3-b]pyrazin-7-yl]phenyl}-(4-(pyrrolidin-1-yl)piperidin-1-yl)methanone

HRID 2074634Notes

Reaction equation

HRID 2074634 reaction equation
[Cl:1][C:2]1[CH:19]=[CH:18][C:17]([Cl:20])=[CH:16][C:3]=1[CH2:4][N:5]1[CH2:10][CH2:9][NH:8][C:7]2[N:11]=[CH:12][C:13](I)=[CH:14][C:6]1=2.[N:21]1([CH:26]2[CH2:31][CH2:30][N:29]([C:32]([C:34]3[CH:39]=[CH:38][C:37](B4OC(C)(C)C(C)(C)O4)=[CH:36][CH:35]=3)=[O:33])[CH2:28][CH2:27]2)[CH2:25][CH2:24][CH2:23][CH2:22]1>>[Cl:1][C:2]1[CH:19]=[CH:18][C:17]([Cl:20])=[CH:16][C:3]=1[CH2:4][N:5]1[CH2:10][CH2:9][NH:8][C:7]2[N:11]=[CH:12][C:13]([C:37]3[CH:38]=[CH:39][C:34]([C:32]([N:29]4[CH2:28][CH2:27][CH:26]([N:21]5[CH2:22][CH2:23][CH2:24][CH2:25]5)[CH2:31][CH2:30]4)=[O:33])=[CH:35][CH:36]=3)=[CH:14][C:6]1=2

Participants

3

Reactant 2

HCID 578860791-(2,5-Dichlorobenzyl)-7-iodo-3,4-dihydro-1H-pyrido[2,3-b]pyrazineHCID 57886103[4-(Pyrrolidin-1-yl)piperidin-1-yl][4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]methanone

Product 1

HCID 57885830{4-[1-(2,5-Dichlorobenzyl)-1,2,3,4-tetrahydropyrido[2,3-b]pyrazin-7-yl]phenyl}-(4-(pyrrolidin-1-yl)piperidin-1-yl)methanoneYield 10%

Procedure

1-(2,5-Dichlorobenzyl)-7-iodo-3,4-dihydro-1H-pyrido[2,3-b]pyrazine (64 mg) was reacted with (4-(pyrrolidin-1-yl)piperidin-1-yl)-[4-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)phenyl]methanone as in General Procedure 4B to give the title compound as a yellow solid (10% yield). LCMS: m/z=550.11 (M+H+), 1H-NMR (CDCl3, 400 MHz) δ 1.53 (2H, m), 1.80 (7H, m), 2.25 (1H, m), 2.57 (4H, m), 2.98 (2H, m), 3.48 (2H, t, J=4.7 Hz), 3.65 (2H, m), 3.82 (1H, bs), 4.49 (2H, s), 4.59 (1H, m), 5.00 (1H, bs), 6.63 (1H, d, J=1.3 Hz), 7.21 (1H, dd, J=8.6, 2.5 Hz), 7.29 (1H, d, J=2.5 Hz), 37.38 (5H, m), 7.73 (1H, d, J=1.8 Hz).

Sources & evidence

ORD record
ord-45037176e0304fe187e975678ace2093
Source dataset
uspto-grants-2011_04
Patent number
US07919502B2

Reaction notes

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