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Methyl iodide → 6-[(1-Bromoimidazo[1,5-a]pyridin-3-yl)carbonyl]-3-(4-fluorobenzyl)-1-methylquinazoline-2,4(1H,3H)-dione

HRID 409547
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HRID 409547 반응식
[C:1](=O)([O-])[O-].[Cs+].[Cs+].CI.[Br:9][C:10]1[N:11]=[C:12]([C:19]([C:21]2[CH:22]=[C:23]3[C:28](=[CH:29][CH:30]=2)[NH:27][C:26](=[O:31])[N:25]([CH2:32][C:33]2[CH:38]=[CH:37][C:36]([F:39])=[CH:35][CH:34]=2)[C:24]3=[O:40])=[O:20])[N:13]2[CH:18]=[CH:17][CH:16]=[CH:15][C:14]=12>CN(C=O)C>[Br:9][C:10]1[N:11]=[C:12]([C:19]([C:21]2[CH:22]=[C:23]3[C:28](=[CH:29][CH:30]=2)[N:27]([CH3:1])[C:26](=[O:31])[N:25]([CH2:32][C:33]2[CH:34]=[CH:35][C:36]([F:39])=[CH:37][CH:38]=2)[C:24]3=[O:40])=[O:20])[N:13]2[CH:18]=[CH:17][CH:16]=[CH:15][C:14]=12
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

5

반응물 3

HCID 6328Methyl iodideHCID 10796Cesium carbonateHCID 866834556-[(1-bromoimidazo[1,5-a]pyridin-3-yl)carbonyl]-3-(4-fluorobenzyl)quinazoline-2,4(1H,3H)-dione

생성물 1

HCID 866834546-[(1-Bromoimidazo[1,5-a]pyridin-3-yl)carbonyl]-3-(4-fluorobenzyl)-1-methylquinazoline-2,4(1H,3H)-dione수율 96.8%

시약·촉매·용매 1

HCID 6228
Dimethylformamide
용매

실험 절차

1.87 g (5.7 mmol) of caesium carbonate and 0.39 ml (6.2 mmol) of methyl iodide are added, at ambient temperature under an inert atmosphere, to 2.6 g (5.17 mmol) of 6-[(1-bromoimidazo[1,5-a]pyridin-3-yl)carbonyl]-3-(4-fluorobenzyl)quinazoline-2,4(1H,3H)-dione in 50 ml of anhydrous DMF. The reaction medium is stirred for 18 hours at ambient temperature and then filtered. The precipitate is rinsed with water and then dried under reduced pressure at 50° C. overnight. 2.54 g of a yellow solid are obtained.

후처리

  1. filtrationfiltered
  2. washThe precipitate is rinsed with water
  3. customdried under reduced pressure at 50° C. overnight

출처 및 근거

ORD 기록
ord-4a9cd953042744f596e17b8e2b6dcabc
출처 데이터셋
uspto-grants-2014_06
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US08759344B2

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