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1,1'-(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(1,1-diphenylphosphine) → tert-butyl N-[(3S)-1-[3-methoxy-6-[6-(6-methylpyrazin-2-yl)pyrazolo[4,3-c]pyridin-1-yl]pyrazin-2-yl]-3-piperidyl]carbamate

HRID 57926
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인쇄 미리보기

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HRID 57926 반응식
[CH3:1][C:2]1[N:7]=[C:6]([C:8]2[N:13]=[CH:12][C:11]3[CH:14]=[N:15][NH:16][C:10]=3[CH:9]=2)[CH:5]=[N:4][CH:3]=1.Br[C:18]1[N:23]=[C:22]([N:24]2[CH2:29][CH2:28][CH2:27][C@H:26]([NH:30][C:31](=[O:37])[O:32][C:33]([CH3:36])([CH3:35])[CH3:34])[CH2:25]2)[C:21]([O:38][CH3:39])=[N:20][CH:19]=1.CC1(C)C2C(=C(P(C3C=CC=CC=3)C3C=CC=CC=3)C=CC=2)OC2C(P(C3C=CC=CC=3)C3C=CC=CC=3)=CC=CC1=2.CC(C)([O-])C.[Na+]>C1(C)C=CC=CC=1.C1C=CC(/C=C/C(/C=C/C2C=CC=CC=2)=O)=CC=1.C1C=CC(/C=C/C(/C=C/C2C=CC=CC=2)=O)=CC=1.C1C=CC(/C=C/C(/C=C/C2C=CC=CC=2)=O)=CC=1.[Pd].[Pd]>[CH3:39][O:38][C:21]1[C:22]([N:24]2[CH2:29][CH2:28][CH2:27][C@H:26]([NH:30][C:31](=[O:37])[O:32][C:33]([CH3:35])([CH3:34])[CH3:36])[CH2:25]2)=[N:23][C:18]([N:16]2[C:10]3[CH:9]=[C:8]([C:6]4[CH:5]=[N:4][CH:3]=[C:2]([CH3:1])[N:7]=4)[N:13]=[CH:12][C:11]=3[CH:14]=[N:15]2)=[CH:19][N:20]=1
참가 물질반응 조건실험 절차후처리출처 및 근거반응 노트

참가 물질

7

반응물 4

HCID 6360441,1'-(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(1,1-diphenylphosphine)HCID 23676156Sodium t-butoxideHCID 867070806-(6-methylpyrazin-2-yl)-1H-pyrazolo[4,3-c]pyridineHCID 86707117tert-butyl N-[(3S)-1-(6-bromo-3-methoxy-pyrazin-2-yl)-3-piperidyl]carbamate

생성물 1

HCID 86707116
tert-butyl N-[(3S)-1-[3-methoxy-6-[6-(6-methylpyrazin-2-yl)pyrazolo[4,3-c]pyridin-1-yl]pyrazin-2-yl]-3-piperidyl]carbamate
수율 57%

시약·촉매·용매 2

HCID 9811564Bis(dibenzylideneacetone)palladium촉매HCID 1140Toluene용매

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온도
110 °C

실험 절차

A mixture of 6-(6-methylpyrazin-2-yl)-1H-pyrazolo[4,3-c]pyridine (80 mg; 0.38 mmol), tert-butyl N-[(3S)-1-(6-bromo-3-methoxy-pyrazin-2-yl)-3-piperidyl]carbamate (181 mg, 0.4550 mmol), tris(dibenzylideneacetone)dipalladium(0) (35 mg, 0.038 mmol), xantphos (45 mg, 0.076 mmol), and sodium tert-butoxide (75 mg, 0.76 mmol) in toluene 3.0 mL was stirred at 110° C. 18 h. The reaction was filtered through celite. The crude product was purified by flash chromatography (EtOAc/Heptane eluted at 75% EtOAc) to give the desired product 112 mg 57% yield. MS (ESI) m/z: 518.1.

후처리

  1. custom18 h
  2. filtrationThe reaction was filtered through celite
  3. customThe crude product was purified by flash chromatography (EtOAc/Heptane eluted at 75% EtOAc)

출처 및 근거

ORD 기록
ord-1342c101641340379adb23dacb50d841
출처 데이터셋
uspto-grants-2016_09
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US09434725B2

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