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Hexane → Methyl 2-(5-(N-(5-cyclopropyl-2-(4-fluorophenyl)-3-(methylcarbamoyl)benzofuran-6-yl)methylsulfonamido)-2-nitrophenyl)acetate

HRID 2272381
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HRID 2272381 반응식
[CH:1]1([C:4]2[C:5]([N:24]([C:29]3[CH:30]=[CH:31][C:32]([N+:39]([O-:41])=[O:40])=[C:33]([CH2:35][C:36]([OH:38])=[O:37])[CH:34]=3)[S:25]([CH3:28])(=[O:27])=[O:26])=[CH:6][C:7]3[O:11][C:10]([C:12]4[CH:17]=[CH:16][C:15]([F:18])=[CH:14][CH:13]=4)=[C:9]([C:19](=[O:22])[NH:20][CH3:21])[C:8]=3[CH:23]=2)[CH2:3][CH2:2]1.[Si](C=[N+]=[N-])(C)(C)[CH3:43].CCCCCC>CN(C=O)C.CO.O>[CH:1]1([C:4]2[C:5]([N:24]([C:29]3[CH:30]=[CH:31][C:32]([N+:39]([O-:41])=[O:40])=[C:33]([CH2:35][C:36]([O:38][CH3:43])=[O:37])[CH:34]=3)[S:25]([CH3:28])(=[O:27])=[O:26])=[CH:6][C:7]3[O:11][C:10]([C:12]4[CH:17]=[CH:16][C:15]([F:18])=[CH:14][CH:13]=4)=[C:9]([C:19](=[O:22])[NH:20][CH3:21])[C:8]=3[CH:23]=2)[CH2:3][CH2:2]1
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참가 물질

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반응물 3

HCID 8058HexaneHCID 167693TrimethylsilyldiazomethaneHCID 1317323312-(5-(N-(5-Cyclopropyl-2-(4-fluorophenyl)-3-(methylcarbamoyl)benzofuran-6-yl)methylsulfonamido)-2-nitrophenyl)acetic acid

생성물 1

HCID 71258760Methyl 2-(5-(N-(5-cyclopropyl-2-(4-fluorophenyl)-3-(methylcarbamoyl)benzofuran-6-yl)methylsulfonamido)-2-nitrophenyl)acetate수율 70%

시약·촉매·용매 2

HCID 962
Water
용매
HCID 21901440N,N-dimethylformamide methanol용매

실험 절차

To a stirred solution of 2-(5-(N-(5-cyclopropyl-2-(4-fluorophenyl)-3-(methylcarbamoyl)benzofuran-6-yl)methylsulfonamido)-2-nitrophenyl)acetic acid (2.00 g, 3.44 mmol) in 10 mL of 1:1 DMF/MeOH was added 2 M TMS-diazomethane in hexane (0.786 g, 6.88 mmol) at 0° C. and reaction mixture stirred for 2 h. The reaction was diluted with water and extracted into EtOAc. The ethyl acetate solution was washed with water, dried over sodium sulfate and evaporated to dryness to give the title compound in 70% yield. 1H NMR (400 MHz, CHLOROFORM-d) δ ppm 8.04 (d, J=9.19 Hz, 1H) 7.88 (br. s., 0H) 7.80 (t, J=6.06 Hz, 2H) 7.46 (s, 1H) 7.44 (br. s., 1H) 7.28 (dd, J=9.18, 1.95 Hz, 1H) 7.08-7.18 (m, 3H) 6.13 (br. s., 1H) 3.88 (s, 2H) 3.62 (s, 3H) 3.29 (s, 3H) 2.93 (d, J=2.93 Hz, 3H) 2.88 (s, 2H) 2.79 (d, J=1.76 Hz, 1H) 1.82-1.93 (m, 1H) 0.67-0.98 (m, 3H) 0.49 (br. s., 1H). LCMS (m/z, ES+)=596 (M+H+).

후처리

  1. customreaction mixture
  2. extractionextracted into EtOAc
  3. washThe ethyl acetate solution was washed with water
  4. dry with materialdried over sodium sulfate
  5. customevaporated to dryness

출처 및 근거

ORD 기록
ord-bbce434f8eda442fa7f613c652fabefd
출처 데이터셋
uspto-grants-2015_09
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US09119868B2

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