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Trifluoroacetic acid → 5-bromo-2-(2-(4-(isopropylsulfonyl)phenyl)-5H-pyrrolo[2,3-b]pyrazin-7-yl)isoindolin-1-one

HRID 627792
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HRID 627792 반응식
[Br:1][C:2]1[CH:3]=[C:4]2[C:8](=[CH:9][CH:10]=1)[C:7](=[O:11])[N:6]([C:12]1[C:20]3[C:15](=[N:16][CH:17]=[C:18]([C:21]4[CH:26]=[CH:25][C:24]([S:27]([CH:30]([CH3:32])[CH3:31])(=[O:29])=[O:28])=[CH:23][CH:22]=4)[N:19]=3)[N:14](C(C3C=CC=CC=3)(C3C=CC=CC=3)C3C=CC=CC=3)[CH:13]=1)[CH2:5]2.C([SiH](CC)CC)C.C(O)(C(F)(F)F)=O>C(Cl)Cl>[Br:1][C:2]1[CH:3]=[C:4]2[C:8](=[CH:9][CH:10]=1)[C:7](=[O:11])[N:6]([C:12]1[C:20]3[C:15](=[N:16][CH:17]=[C:18]([C:21]4[CH:22]=[CH:23][C:24]([S:27]([CH:30]([CH3:32])[CH3:31])(=[O:28])=[O:29])=[CH:25][CH:26]=4)[N:19]=3)[NH:14][CH:13]=1)[CH2:5]2
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

5

반응물 3

HCID 6422Trifluoroacetic acidHCID 12052TriethylsilaneHCID 711436245-Bromo-2-[2-(4-isopropylsulfonylphenyl)-5-trityl-pyrrolo[2,3-b]pyrazin-7-yl]isoindolin-1-one

생성물 1

HCID 711548835-bromo-2-(2-(4-(isopropylsulfonyl)phenyl)-5H-pyrrolo[2,3-b]pyrazin-7-yl)isoindolin-1-one수율 50.1%

시약·촉매·용매 1

HCID 6344
Dichloromethane
용매

실험 절차

5-bromo-2-[2-(4-isopropylsulfonylphenyl)-5-trityl-pyrrolo[2,3-b]pyrazin-7-yl]isoindolin-1-one (50 mg, 0.06634 mmol) suspended in DCM (2 mL) under N2 and triethylsilane (53 μL, 0.3317 mmol) then TFA (300 μL, 3.894 mmol) added. RM stirred overnight then concentrated. Residue partitioned between DCM and saturated NaHCO3 solution. Organic phase washed with brine then dried and concentrated to a yellow solid. Dried at 60° C. in a vacuum oven to give title compound as a pale yellow solid (17 mg, 49%); 1H NMR (400 MHz, DMSO) δ1.22 (6H, d), 3.50 (1H, sep), 5.54 (2H, s), 7.77 (2H, s), 7.99 (2H, d), 8.08 (1H, s), 8.51-8.55 (3H, m), 9.11 (1H, s), 12.36 (1H, brs) ppm; MS (ES+) 512.0.

후처리

  1. concentrationthen concentrated
  2. customResidue partitioned between DCM and saturated NaHCO3 solution
  3. washOrganic phase washed with brine
  4. customthen dried
  5. concentrationconcentrated to a yellow solid
  6. customDried at 60° C. in a vacuum oven

출처 및 근거

ORD 기록
ord-43315e6d71534a1ba1570aa7d54935fb
출처 데이터셋
uspto-grants-2016_04
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US09309250B2

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