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N,N-二异丙基乙胺 → 2-{[(3-tert-Butoxycarbonylamino-pyridin-2-ylmethyl)-(3-methyl-pyridin-2-ylmethyl)-amino]-methyl}-5-cyano-benzoic acid methyl ester

HRID 251237
笔记
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反应方程式

HRID 251237 反应方程式
[C:1]([O:5][C:6](=[O:24])[NH:7][C:8]1[C:9]([CH2:14][NH:15][CH2:16][C:17]2[C:22]([CH3:23])=[CH:21][CH:20]=[CH:19][N:18]=2)=[N:10][CH:11]=[CH:12][CH:13]=1)([CH3:4])([CH3:3])[CH3:2].[CH3:25][O:26][C:27](=[O:38])[C:28]1[CH:33]=[C:32]([C:34]#[N:35])[CH:31]=[CH:30][C:29]=1[CH2:36]Br.CCN(C(C)C)C(C)C>CC#N>[CH3:25][O:26][C:27](=[O:38])[C:28]1[CH:33]=[C:32]([C:34]#[N:35])[CH:31]=[CH:30][C:29]=1[CH2:36][N:15]([CH2:14][C:9]1[C:8]([NH:7][C:6]([O:5][C:1]([CH3:4])([CH3:3])[CH3:2])=[O:24])=[CH:13][CH:12]=[CH:11][N:10]=1)[CH2:16][C:17]1[C:22]([CH3:23])=[CH:21][CH:20]=[CH:19][N:18]=1
参与物实验过程后处理来源与证据反应笔记

参与物

5

反应物 3

HCID 81531N,N-二异丙基乙胺HCID 179659282-溴甲基-5-氰基苯甲酸甲酯HCID 67271562(2-{[(3-Methyl-pyridin-2-ylmethyl)-amino]-methyl}-pyridin-3-yl)-carbamic acid tert-butyl ester

产物 1

HCID 672728132-{[(3-tert-Butoxycarbonylamino-pyridin-2-ylmethyl)-(3-methyl-pyridin-2-ylmethyl)-amino]-methyl}-5-cyano-benzoic acid methyl ester收率 90.2%

试剂、催化剂与溶剂 1

HCID 6342
乙腈
溶剂

实验过程

Using General Procedure A: A solution (2-{[(3-methyl-pyridin-2-ylmethyl)-amino]-methyl}-pyridin-3-yl)-carbamic acid tert-butyl ester (0.220 g, 0.65 mmol), 2-bromomethyl-5-cyano-benzoic acid methyl ester (0.245 g, 0.97 mmol), and DIPEA (0.23 mL, 1.32 mmol) in CH3CN (7 mL) was stirred at room temperature for 21 hours. Purification of the crude material by column chromatography on silica gel (20:1:1 CH2Cl2-MeOH—NH4OH) provided 0.294 g (88%) of 2-{[(3-tert-Butoxycarbonylamino-pyridin-2-ylmethyl)-(3-methyl-pyridin-2-ylmethyl)-amino]-methyl}-5-cyano-benzoic acid methyl ester as a colorless oil. 1H NMR (CDCl3) δ 1.58 (s, 9H), 2.20 (s, 3H), 3.76 (s, 2H), 3.86 (s, 3H), 4.05 (s, 2H), 4.09 (s, 2H), 7.09-7.16 (m, 2H), 7.44 (d, 1H, J=7.8 Hz), 7.55 (dd, 1H, J=8.1, 1.5 Hz), 7.89 (d, 1H, J=8.1 Hz), 8.04 (d, 1H, J=1.5 Hz), 8.09 (dd, 1H, J=1.5, 4.8 Hz), 8.51 (d, 1H, J=7.8 Hz), 8.63 (d, 1H, J=4.8 Hz).

后处理

  1. customPurification of the crude material by column chromatography on silica gel (20:1:1 CH2Cl2-MeOH—NH4OH)

来源与证据

ORD记录
ord-022e0ba79e874dd59c11d3aa0f14874f
来源数据集
uspto-grants-2011_01
DOI
10.6084/m9.figshare.5104873.v1
专利号
US07863293B2

反应笔记

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本页导航参与物实验过程后处理来源与证据反应笔记