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Dichloromethane → Ethyl 3-(5-amino-2-(4-(2-(3-(diethoxyphosphoryl)-3,3-difluoropropoxy)ethoxy)-2-methylphenethyl)benzo[f][1,7]naphthyridin-8-yl)propanoate

HRID 2167669
ノート
印刷プレビュー

反応式

HRID 2167669 の反応式
[NH2:1][C:2]1[C:11]2[N:10]=[CH:9][C:8]([CH2:12][CH2:13][C:14]3[CH:19]=[CH:18][C:17]([OH:20])=[CH:16][C:15]=3[CH3:21])=[CH:7][C:6]=2[C:5]2[CH:22]=[CH:23][C:24]([CH2:26][CH2:27][C:28]([O:30][CH2:31][CH3:32])=[O:29])=[CH:25][C:4]=2[N:3]=1.Br[CH2:34][CH2:35][O:36][CH2:37][CH2:38][C:39]([P:42](=[O:49])([O:46][CH2:47][CH3:48])[O:43][CH2:44][CH3:45])([F:41])[F:40].C(=O)([O-])[O-].[Cs+].[Cs+].C(Cl)Cl>CN(C=O)C>[NH2:1][C:2]1[C:11]2[N:10]=[CH:9][C:8]([CH2:12][CH2:13][C:14]3[CH:19]=[CH:18][C:17]([O:20][CH2:34][CH2:35][O:36][CH2:37][CH2:38][C:39]([P:42]([O:43][CH2:44][CH3:45])([O:46][CH2:47][CH3:48])=[O:49])([F:40])[F:41])=[CH:16][C:15]=3[CH3:21])=[CH:7][C:6]=2[C:5]2[CH:22]=[CH:23][C:24]([CH2:26][CH2:27][C:28]([O:30][CH2:31][CH3:32])=[O:29])=[CH:25][C:4]=2[N:3]=1
参加物反応条件実験手順後処理出典と根拠反応ノート

参加物

6

反応物 4

HCID 6344DichloromethaneHCID 10796Cesium carbonateHCID 58166526Diethyl 3-(2-bromoethoxy)-1,1-difluoropropylphosphonateHCID 67065545Ethyl 3-(5-amino-2-(4-hydroxy-2-methylphenethyl)benzo[f][1,7]naphthyridin-8-yl)propanoate

生成物 1

HCID 86651456Ethyl 3-(5-amino-2-(4-(2-(3-(diethoxyphosphoryl)-3,3-difluoropropoxy)ethoxy)-2-methylphenethyl)benzo[f][1,7]naphthyridin-8-yl)propanoate

試薬・触媒・溶媒 1

HCID 6228Dimethylformamide溶媒2 回

反応条件

温度
60 °C

実験手順

To a solution of ethyl 3-(5-amino-2-(4-hydroxy-2-methylphenethyl)benzo[f][1,7]naphthyridin-8-yl)propanoate (6-13) (1.0 equiv.) dissolved in DMF (0.14 M) was added a solution of diethyl 3-(2-bromoethoxy)-1,1-difluoropropylphosphonate (6-14: described in Example 7—Step 1) (1.3 equiv.) in DMF (0.7 M) and cesium carbonate (4 equiv.). The reaction was stirred at 60° C. After 1.5 hours (or until reaction is complete by LCMS), DCM (2 volume equivalent) was added to the reaction. The solids (inorganic) were filtered, and the filtrate was concentration. The crude product was purified by Combiflash using 0-5% MeOH in DCM to give ethyl 3-(5-amino-2-(4-(2-(3-(diethoxyphosphoryl)-3,3-difluoropropoxy)ethoxy)-2-methylphenethyl)benzo[f][1,7]naphthyridin-8-yl)propanoate (6-15) as an oil which upon standing became a white solid.

後処理

  1. additionwas added to the reaction
  2. filtrationThe solids (inorganic) were filtered
  3. concentrationconcentration
  4. customThe crude product was purified by Combiflash

出典と根拠

ORDレコード
ord-24518c82082048808461a954206e098b
出典データセット
uspto-grants-2015_06
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US09045470B2

反応ノート

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このページの内容参加物反応条件実験手順後処理出典と根拠反応ノート