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1,1'-Carbonyldiimidazole → (R)-N-(5-(2-(2,5-difluorophenyl)pyrrolidin-1-yl)pyrazolo[1,5-a]pyrimidin-3-yl)-4-isopropylpiperazine-1-carboxamide

HRID 2275358
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HRID 2275358 반응식
[F:1][C:2]1[CH:7]=[CH:6][C:5]([F:8])=[CH:4][C:3]=1[C@H:9]1[CH2:13][CH2:12][CH2:11][N:10]1[C:14]1[CH:19]=[CH:18][N:17]2[N:20]=[CH:21][C:22]([NH2:23])=[C:16]2[N:15]=1.C1N=CN([C:29](N2C=NC=C2)=[O:30])C=1.[CH:36]([N:39]1[CH2:44][CH2:43][NH:42][CH2:41][CH2:40]1)([CH3:38])[CH3:37]>C(Cl)Cl>[F:1][C:2]1[CH:7]=[CH:6][C:5]([F:8])=[CH:4][C:3]=1[C@H:9]1[CH2:13][CH2:12][CH2:11][N:10]1[C:14]1[CH:19]=[CH:18][N:17]2[N:20]=[CH:21][C:22]([NH:23][C:29]([N:42]3[CH2:43][CH2:44][N:39]([CH:36]([CH3:38])[CH3:37])[CH2:40][CH2:41]3)=[O:30])=[C:16]2[N:15]=1
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참가 물질

5

반응물 3

HCID 682631,1'-CarbonyldiimidazoleHCID 780131-IsopropylpiperazineHCID 58386314(R)-5-(2-(2,5-difluorophenyl)pyrrolidin-1-yl)pyrazolo[1,5-a]pyrimidin-3-amine

생성물 1

HCID 46188931(R)-N-(5-(2-(2,5-difluorophenyl)pyrrolidin-1-yl)pyrazolo[1,5-a]pyrimidin-3-yl)-4-isopropylpiperazine-1-carboxamide수율 90%

시약·촉매·용매 1

HCID 6344
Dichloromethane
용매

실험 절차

To a DCM (0.8 mL) solution of (R)-5-(2-(2,5-difluorophenyl)pyrrolidin-1-yl)pyrazolo[1,5-a]pyrimidin-3-amine (Preparation B; 30 mg, 0.095 mmol) was added CDI (31 mg, 0.19 mmol) at ambient temperature in one portion. After stirring two hours, 1-isopropylpiperazine (24 mg, 0.19 mmol) was added in one portion. The reaction was stirred for 5 minutes before it was concentrated and directly purified by reverse-phase column chromatography, eluting with 5 to 45% acetonitrile/water to yield the final product as a yellowish foamy powder (40 mg, 90% yield). MS (apci) m/z=470.1 (M+H).

후처리

  1. stirringThe reaction was stirred for 5 minutes before it
  2. concentrationwas concentrated
  3. customdirectly purified by reverse-phase column chromatography
  4. washeluting with 5 to 45% acetonitrile/water

출처 및 근거

ORD 기록
ord-85f10959f8114a279bc3b10c90504975
출처 데이터셋
uspto-grants-2015_09
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US09127013B2

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