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3-Pyridinylboronic acid → 3-(4-Fluorobenzyl)-1-methyl-6-[(1-pyridin-3-ylimidazo[1,5-a]pyridin-3-yl)carbonyl]quinazoline-2,4(1H,3H)-dione

HRID 409548
ノート
印刷プレビュー

反応式

HRID 409548 の反応式
[N:1]1[CH:6]=[CH:5][CH:4]=[C:3](B(O)O)[CH:2]=1.O.O.P([O-])([O-])([O-])=O.[K+].[K+].[K+].Br[C:21]1[N:22]=[C:23]([C:30]([C:32]2[CH:33]=[C:34]3[C:39](=[CH:40][CH:41]=2)[N:38]([CH3:42])[C:37](=[O:43])[N:36]([CH2:44][C:45]2[CH:50]=[CH:49][C:48]([F:51])=[CH:47][CH:46]=2)[C:35]3=[O:52])=[O:31])[N:24]2[CH:29]=[CH:28][CH:27]=[CH:26][C:25]=12>O.CN(C=O)C.C1C=CC([P]([Pd]([P](C2C=CC=CC=2)(C2C=CC=CC=2)C2C=CC=CC=2)([P](C2C=CC=CC=2)(C2C=CC=CC=2)C2C=CC=CC=2)[P](C2C=CC=CC=2)(C2C=CC=CC=2)C2C=CC=CC=2)(C2C=CC=CC=2)C2C=CC=CC=2)=CC=1>[F:51][C:48]1[CH:49]=[CH:50][C:45]([CH2:44][N:36]2[C:35](=[O:52])[C:34]3[C:39](=[CH:40][CH:41]=[C:32]([C:30]([C:23]4[N:24]5[CH:29]=[CH:28][CH:27]=[CH:26][C:25]5=[C:21]([C:3]5[CH:2]=[N:1][CH:6]=[CH:5][CH:4]=5)[N:22]=4)=[O:31])[CH:33]=3)[N:38]([CH3:42])[C:37]2=[O:43])=[CH:46][CH:47]=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

7

反応物 3

HCID 27343783-Pyridinylboronic acidHCID 23436936Potassium phosphate dihydrateHCID 866834546-[(1-Bromoimidazo[1,5-a]pyridin-3-yl)carbonyl]-3-(4-fluorobenzyl)-1-methylquinazoline-2,4(1H,3H)-dione

生成物 1

HCID 565975113-(4-Fluorobenzyl)-1-methyl-6-[(1-pyridin-3-ylimidazo[1,5-a]pyridin-3-yl)carbonyl]quinazoline-2,4(1H,3H)-dione収率 87.9%

試薬・触媒・溶媒 3

HCID 178418397
HCID 178418397、化合物
触媒
HCID 962Water溶媒
HCID 6228Dimethylformamide溶媒

反応条件

温度
150 °C

実験手順

0.04 g (0.32 mmol) of 3-pyridylboronic acid, 0.2 g (0.81 mmol) of potassium phosphate dihydrate dissolved in 0.29 ml of water, and 6.2 mg (0.01 mmol) of tetrakis(triphenylphosphine)palladium are added to 0.15 g (0.27 mmol) of 6-[(1-bromoimidazo[1,5-a]pyridin-3-yl)carbonyl]-3-(4-fluorobenzyl)-1-methylquinazoline-2,4(1H,3H)-dione in 3 ml of DMF under an inert argon atmosphere. The reaction medium is microwave-heated at 150° C. for 20 minutes. After filtration over talc, the reaction medium is concentrated under reduced pressure. The residue obtained is purified by silica gel column chromatography, elution being carried out with a dichloromethane/methanol (95/5) mixture. 0.12 g of a yellow solid is obtained.

後処理

  1. filtrationAfter filtration over talc
  2. concentrationthe reaction medium is concentrated under reduced pressure
  3. customThe residue obtained
  4. customis purified by silica gel column chromatography, elution

出典と根拠

ORDレコード
ord-9f9e3cffaddc45e397c7f27535a25d93
出典データセット
uspto-grants-2014_06
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US08759344B2

反応ノート

読み込み中…

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