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Potassium Carbonate → 3-methyl-8-(3-(trifluoromethoxy)phenoxy)-1-(3,3,3-trifluoropropyl)-7-((2-(trimethylsilyl)ethoxy)methyl)-1H-purine-2,6(3H,7H)-dione

HRID 2200639
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HRID 2200639 반응식
[CH3:1][N:2]1[C:10]2[N:9]=[C:8]([O:11][C:12]3[CH:17]=[CH:16][CH:15]=[C:14]([O:18][C:19]([F:22])([F:21])[F:20])[CH:13]=3)[N:7]([CH2:23][O:24][CH2:25][CH2:26][Si:27]([CH3:30])([CH3:29])[CH3:28])[C:6]=2[C:5](=[O:31])[NH:4][C:3]1=[O:32].CS(O[CH2:38][CH2:39][C:40]([F:43])([F:42])[F:41])(=O)=O.C(=O)([O-])[O-].[K+].[K+]>CN(C=O)C.C(OCC)(=O)C>[CH3:1][N:2]1[C:10]2[N:9]=[C:8]([O:11][C:12]3[CH:17]=[CH:16][CH:15]=[C:14]([O:18][C:19]([F:21])([F:22])[F:20])[CH:13]=3)[N:7]([CH2:23][O:24][CH2:25][CH2:26][Si:27]([CH3:28])([CH3:30])[CH3:29])[C:6]=2[C:5](=[O:31])[N:4]([CH2:38][CH2:39][C:40]([F:43])([F:42])[F:41])[C:3]1=[O:32]
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참가 물질

6

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HCID 11430Potassium CarbonateHCID 252105013,3,3-Trifluoropropyl methanesulfonateHCID 904036623-methyl-8-(3-(trifluoromethoxy)phenoxy)-7-((2-(trimethylsilyl)ethoxy)methyl)-1H-purine-2,6(3H,7H)-dione2회

생성물 1

HCID 904033313-methyl-8-(3-(trifluoromethoxy)phenoxy)-1-(3,3,3-trifluoropropyl)-7-((2-(trimethylsilyl)ethoxy)methyl)-1H-purine-2,6(3H,7H)-dione수율 84.6%

시약·촉매·용매 2

HCID 6228Dimethylformamide용매HCID 8857Ethyl Acetate용매

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온도
60 °C

실험 절차

To a solution of 3-methyl-8-(3-(trifluoromethoxy)phenoxy)-7-((2-(trimethylsilyl)ethoxy)methyl)-1H-purine-2,6(3H,7H)-dione (500 mg, 1.06 mmol, intermediate 12, step 2) in DMF (6 mL) was added 3,3,3-trifluoropropyl methanesulfonate (305 mg, 1.59 mmol) followed by potassium carbonate (439 mg, 3.17 mmol). The reaction was stirred at 60° C. overnight. The mixture was diluted with ethyl acetate and extracted with brine. The organic phase was dried and concentrated to give 3-methyl-8-(3-(trifluoromethoxy)phenoxy)-1-(3,3,3-trifluoropropyl)-7-((2-(trimethylsilyl)ethoxy)methyl)-1H-purine-2,6(3H,7H)-dione (510 mg, 84.6% yield) as yellow syrup. LCMS retention time 2.275 min; LCMS MH+ 569.

후처리

  1. extractionextracted with brine
  2. customThe organic phase was dried
  3. concentrationconcentrated

출처 및 근거

ORD 기록
ord-5ed2f6e586a848fb939597c3dc754324
출처 데이터셋
uspto-grants-2016_06
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US09359359B2

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