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Diisopropylethylamine → HCID 10074262, 화합물

HRID 719867
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HRID 719867 반응식
Br[C:2]1[N:3]=[CH:4][C:5]([NH:8][C:9](=[O:28])[C@@H:10]([C:17]2[CH:22]=[CH:21][C:20]([S:23]([CH3:26])(=[O:25])=[O:24])=[C:19]([Cl:27])[CH:18]=2)[CH2:11][CH:12]2[CH2:16][CH2:15][CH2:14][CH2:13]2)=[N:6][CH:7]=1.[CH3:29][N:30]([CH3:34])[CH2:31][C:32]#[CH:33].C(N(CC)C(C)C)(C)C>C1(C)C=CC=CC=1.[Cu]I.Cl[Pd](Cl)([P](C1C=CC=CC=1)(C1C=CC=CC=1)C1C=CC=CC=1)[P](C1C=CC=CC=1)(C1C=CC=CC=1)C1C=CC=CC=1>[Cl:27][C:19]1[CH:18]=[C:17]([C@@H:10]([CH2:11][CH:12]2[CH2:16][CH2:15][CH2:14][CH2:13]2)[C:9]([NH:8][C:5]2[CH:4]=[N:3][C:2]([C:33]#[C:32][CH2:31][N:30]([CH3:34])[CH3:29])=[CH:7][N:6]=2)=[O:28])[CH:22]=[CH:21][C:20]=1[S:23]([CH3:26])(=[O:25])=[O:24]
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참가 물질

7

반응물 3

HCID 81531DiisopropylethylamineHCID 81643N,N-DimethylpropargylamineHCID 86593779N-(5-bromo-pyrazin-2-yl)-2(R)-(3-chloro-4-methanesulfonyl-phenyl)-3-cyclopentyl-propionamide

생성물 1

HCID 10074262HCID 10074262, 화합물수율 74%

시약·촉매·용매 3

HCID 24350Copper(1+) iodide; Copper(I) iodide; Cuprous iodide; Cuprous iodide (CuI)
촉매
HCID 178418476HCID 178418476, 화합물촉매
HCID 1140Toluene용매

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온도
25 °C

실험 절차

A solution of N-(5-bromo-pyrazin-2-yl)-2(R)-(3-chloro-4-methanesulfonyl-phenyl)-3-cyclopentyl-propionamide (prepared as in Example 6, 486 mg, 1.0 mmol) and 1-dimethylamino-2-propyne (830 mg, 10.0 mmol) in toluene (6 ml) was treated with N,N-diisopropylethylamine (1.5 ml), copper(I) iodide (19.2 mg, 0.10 mmol), and dichlorobis(triphenylphosphine)palladium(II) (36.0 mg, 0.05 mmol). The resulting reaction mixture was stirred at 25° C. for 24 h. At this time, the reaction mixture was concentrated in vacuo. The residue was extracted into methylene chloride from water. The combined organic layers were dried and concentrated in vacuo. Flash chromatography (Merck Silica gel 60, 230–400 mesh, 4/1 ethyl acetate/methanol) afforded 2(R)-(3-chloro-4-methanesulfonyl-phenyl)-3-cyclopentyl-N-[5-(3-dimethylamino-prop-1-ynyl)-pyrazin-2-yl]-propionamide (360 mg, 74%) as a pale brown solid: (ES)+-HRMS m/e calcd for C24H29ClN4O3S (M+H)+ 489.1722, found 489.1725.

후처리

  1. customThe resulting reaction mixture
  2. concentrationAt this time, the reaction mixture was concentrated in vacuo
  3. extractionThe residue was extracted into methylene chloride from water
  4. customThe combined organic layers were dried
  5. concentrationconcentrated in vacuo

출처 및 근거

ORD 기록
ord-c05201f707cd444a8d0de8eb5f05a431
출처 데이터셋
uspto-grants-2006_11
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US07132425B2

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