2-(Bromomethyl)benzonitrile → {3-[3-(2-cyano-benzyl)-5-methyl-4-oxo-4,5-dihydro-3H-imidazo[4,5-c]quinolin-2-yl]-cyclohexyl}-carbamic acid benzyl ester

HRID 1376233Notes

Reaction equation

HRID 1376233 reaction equation
[CH2:1]([O:8][C:9](=[O:32])[NH:10][CH:11]1[CH2:16][CH2:15][CH2:14][CH:13]([C:17]2[NH:31][C:20]3[C:21](=[O:30])[N:22]([CH3:29])[C:23]4[CH:24]=[CH:25][CH:26]=[CH:27][C:28]=4[C:19]=3[N:18]=2)[CH2:12]1)[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1.[C:33]([C:35]1[CH:42]=[CH:41][CH:40]=[CH:39][C:36]=1[CH2:37]Br)#[N:34]>>[CH2:1]([O:8][C:9](=[O:32])[NH:10][CH:11]1[CH2:16][CH2:15][CH2:14][CH:13]([C:17]2[N:31]([CH2:37][C:36]3[CH:39]=[CH:40][CH:41]=[CH:42][C:35]=3[C:33]#[N:34])[C:20]3[C:21](=[O:30])[N:22]([CH3:29])[C:23]4[CH:24]=[CH:25][CH:26]=[CH:27][C:28]=4[C:19]=3[N:18]=2)[CH2:12]1)[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1

Participants

3

Reactant 2

HCID 895992-(Bromomethyl)benzonitrileHCID 58788441[3-(5-methyl-4-oxo-4,5-dihydro-3H-imidazo[4,5-c]quinolin-2-yl)-cyclohexyl]-carbamic acid benzyl ester

Product 1

HCID 16045625{3-[3-(2-cyano-benzyl)-5-methyl-4-oxo-4,5-dihydro-3H-imidazo[4,5-c]quinolin-2-yl]-cyclohexyl}-carbamic acid benzyl esterYield 82%

Procedure

According to the procedure described in example 3, step E; [3-(5-methyl-4-oxo-4,5-dihydro-3H-imidazo[4,5-c]quinolin-2-yl)-cyclohexyl]-carbamic acid benzyl ester (90 mg, 0.21 mmol) was alkylated with 2-cyanobenzyl bromide (61 mg, 0.31 mmol) to give, after work-up and chromatography, {3-[3-(2-cyano-benzyl)-5-methyl-4-oxo-4,5-dihydro-3H-imidazo[4,5-c]quinolin-2-yl]-cyclohexyl}-carbamic acid benzyl ester (94 mg, 82% yield). 1H-NMR (CDCl3): δ 8.38 (m, 1H), 7.74 (m, 1H), 7.25–7.57 (m, 10H), 6.82 (m, 1H), 6.21 (m, 1H), 5.97 (m, 1H), 5.08 (s, 2H), 3.78 (s, 3H), 3.67 (m, 1H), 2.87 (m, 1H), 2.08 (m, 1H), 2.0 (m, 1H), 1.87 (m, 2H), 1.72 (m, 2H), 1.61 (m, 1H), 1.49 (m, 1H), 1.32 (m, 1H). MS: calculated for C33H31N5O3+H 546.3; found: 546.2.

Workup

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Sources & evidence

ORD record
ord-b481b44be407400f9e4a66fe86fda0a2
Source dataset
uspto-grants-2007_01
Patent number
US07169926B1

Reaction notes

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