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Potassium Carbonate → 1-(3-(1-benzyl-1H-benzo[d]imidazol-6-yl)phenoxy)-3-(3,4-dihydroisoquinolin-2(1H)-yl)propan-2-ol

HRID 1399840
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HRID 1399840 반응식
[CH2:1]([N:8]1[C:12]2[CH:13]=[C:14](Br)[CH:15]=[CH:16][C:11]=2[N:10]=[CH:9]1)[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1.[CH2:18]1[C:27]2[C:22](=[CH:23][CH:24]=[CH:25][CH:26]=2)[CH2:21][CH2:20][N:19]1[CH2:28][CH:29]([OH:47])[CH2:30][O:31][C:32]1[CH:37]=[CH:36][CH:35]=[C:34](B2OC(C)(C)C(C)(C)O2)[CH:33]=1.C([O-])([O-])=O.[K+].[K+]>O1CCOCC1.O.C1C=CC(P(C2C=CC=CC=2)[C-]2C=CC=C2)=CC=1.C1C=CC(P(C2C=CC=CC=2)[C-]2C=CC=C2)=CC=1.Cl[Pd]Cl.[Fe+2]>[CH2:1]([N:8]1[C:12]2[CH:13]=[C:14]([C:34]3[CH:33]=[C:32]([CH:37]=[CH:36][CH:35]=3)[O:31][CH2:30][CH:29]([OH:47])[CH2:28][N:19]3[CH2:20][CH2:21][C:22]4[C:27](=[CH:26][CH:25]=[CH:24][CH:23]=4)[CH2:18]3)[CH:15]=[CH:16][C:11]=2[N:10]=[CH:9]1)[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1
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참가 물질

7

반응물 3

HCID 11430Potassium CarbonateHCID 867292361-(3,4-dihydroisoquinolin-2(1H)-yl)-3-(3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenoxy)propan-2-olHCID 867292501-benzyl-6-bromo-1H-benzo[d]imidazole

생성물 1

HCID 902483391-(3-(1-benzyl-1H-benzo[d]imidazol-6-yl)phenoxy)-3-(3,4-dihydroisoquinolin-2(1H)-yl)propan-2-ol수율 31.6%

시약·촉매·용매 3

HCID 44119782
Bis(cyclopenta-1,4-dien-1-yl(diphenyl)phosphane);dichloropalladium;iron(2+)
촉매
HCID 962Water용매
HCID 312751,4-Dioxane용매

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온도
100 °C

실험 절차

A mixture of 1-benzyl-6-bromo-1H-benzo[d]imidazole (200 mg, 0.70 mmol), 1-(3,4-dihydroisoquinolin-2(1H)-yl)-3-(3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenoxy)propan-2-ol (314 mg, 0.77 mmol), K2CO3 (290 mg, 2.1 mmol) and Pd(dppf)Cl2 (50 mg) in dioxane (8 mL) and H2O (2 mL) was stirred at 100° C. for 16 h. The catalyst was filtered and the filtrate was concentrated. The residue was purified by prep-HPLC to give the title compound (108 mg, 31.6%). 1HNMR (CH3OD, 400 MHz) δ: 8.43 (br, 1H), 8.25 (s, 1H), 7.75-7.68 (m, 1H), 7.59-7.48 (m, 2H), 7.33-7.10 (m, 12H), 6.95-6.89 (m, 1H), 5.46 (s, 2H), 4.52-4.46 (m, 1H), 4.43-4.32 (m, 2H), 4.12-4.01 (m, 2H), 3.57-3.47 (m, 2H), 3.40-3.25 (m, 2H), 3.19-3.04 (m, 2H). LCMS (m/z): 490.2 [M+H]+

후처리

  1. filtrationThe catalyst was filtered
  2. concentrationthe filtrate was concentrated
  3. customThe residue was purified by prep-HPLC

출처 및 근거

ORD 기록
ord-153b07059b764b2c8fd7f234347e9d78
출처 데이터셋
uspto-grants-2014_12
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US08906900B2

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