(3-Ethoxycarbonylphenyl)boronic acid → HCID 58327840, compound

HRID 659440Notes

Reaction equation

HRID 659440 reaction equation
[Cl:1][C:2]1[CH:3]=[CH:4][C:5]([C:20]([F:23])([F:22])[F:21])=[C:6]([CH:19]=1)[CH2:7][N:8]1[CH2:13][CH2:12][NH:11][C:10]2[N:14]=[CH:15][C:16](I)=[CH:17][C:9]1=2.[CH2:24]([O:26][C:27]([C:29]1[CH:30]=[C:31](B(O)O)[CH:32]=[CH:33][CH:34]=1)=[O:28])[CH3:25]>>[CH2:24]([O:26][C:27](=[O:28])[C:29]1[CH:30]=[CH:31][CH:32]=[C:33]([C:16]2[CH:15]=[N:14][C:10]3[NH:11][CH2:12][CH2:13][N:8]([CH2:7][C:6]4[CH:19]=[C:2]([Cl:1])[CH:3]=[CH:4][C:5]=4[C:20]([F:23])([F:22])[F:21])[C:9]=3[CH:17]=2)[CH:34]=1)[CH3:25]

Participants

3

Procedure

1-[5-Chloro-2-(trifluoromethyl)benzyl]-7-iodo-1,2,3,4-tetrahydropyrido[2,3-b]pyrazine (7.5 g) was reacted with 3-ethoxycarbonyl phenyl boronic acid as in General Procedure 4A. The title compound was obtained as a white solid (72% yield). m.p.=174° C., LCMS: m/z=475.95 (M+H+), 1H-NMR (CDCl3, 400 MHz) δ 1.40 (t, 3H), 3.48 (m, 2H), 3.69 (m, 2H), 4.32 (q, 2H), 4.63 (s, 2H), 5.51 (bs, 1H), 6.52 (s, 1H), 7.35 (m, 1H), 7.42 (m, 1H), 7.48 (s, 1H), 7.54 (m, 1H), 7.65 (d, 1H), 7.70 (s, 1H), 7.90 (d, 1H), 8.03 (s, 1H).

Sources & evidence

ORD record
ord-d662cc9a80d142b2bfa3a0b87dd78be2
Source dataset
uspto-grants-2011_12
Patent number
US08080561B2

Reaction notes

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