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Dimethylformamide → (S)-2-[3-(4-Cyclopropylcarbamoyl-thiazol-2-yl)-phenylcarbamoyl]-pyrrolidine-1-carboxylic acid benzyl ester

HRID 1865860
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HRID 1865860 반응식
[CH2:1]([O:8][C:9]([N:11]1[CH2:15][CH2:14][CH2:13][C@H:12]1[C:16](=[O:33])[NH:17][C:18]1[CH:23]=[CH:22][CH:21]=[C:20](B2OC(C)(C)C(C)(C)O2)[CH:19]=1)=[O:10])[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1.[CH:34]1([NH:37][C:38]([C:40]2[N:41]=[C:42](Br)[S:43][CH:44]=2)=[O:39])[CH2:36][CH2:35]1.C([O-])(O)=O.[Na+].CN(C=O)C>CO>[CH2:1]([O:8][C:9]([N:11]1[CH2:15][CH2:14][CH2:13][C@H:12]1[C:16](=[O:33])[NH:17][C:18]1[CH:23]=[CH:22][CH:21]=[C:20]([C:42]2[S:43][CH:44]=[C:40]([C:38](=[O:39])[NH:37][CH:34]3[CH2:36][CH2:35]3)[N:41]=2)[CH:19]=1)=[O:10])[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1
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참가 물질

6

반응물 4

HCID 6228DimethylformamideHCID 516892Sodium BicarbonateHCID 150095472-bromo-N-cyclopropyl-4-ThiazolecarboxamideHCID 24828649(S)-2-[3-(4,4,5,5-Tetramethyl-[1,3,2]dioxaborolan-2-yl)-phenylcarbamoyl]-pyrrolidine-1-carboxylic acid benzyl ester

생성물 1

HCID 57977822(S)-2-[3-(4-Cyclopropylcarbamoyl-thiazol-2-yl)-phenylcarbamoyl]-pyrrolidine-1-carboxylic acid benzyl ester

시약·촉매·용매 1

HCID 887Methanol용매

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온도
70 °C

실험 절차

A solution of (S)-2-[3-(4,4,5,5-Tetramethyl-[1,3,2]dioxaborolan-2-yl)-phenylcarbamoyl]-pyrrolidine-1-carboxylic acid benzyl ester (90 mg, 0.2 mmol), 2-Bromo-thiazole-4-carboxylic acid cyclopropylamide (1 eq., 49 mg), Pd[P(Ph)3]4 (5 mol %, 10 mg), in methanol (4 mL), NaHCO3 (sat. aq., 600 uL) and DMF (800 uL) was degassed and heated to 70° C. overnight in a sealed vial. The reaction was cooled, filtered and the solvents removed. The resulting mixture was redissolved in 5 ml of 90% DMF, 10% water with 0.1% TFA and purified by reverse phase HPLC to give the products. Yield 11.1 mg. MS: 491.3 (M+H). H1-NMR (DMSO-d6): δ (ppm) 10.2 (s, 1H), 8.4-8.2 (m, 2H), 7.8-7.0 (m, 10H), 6.5 (m, 2H), 5.1-4.9 (m, 2H), 4.4 (m, 1H), 2.8 (m, 1H), 2.3 (m, 1H), 1.9 (m, 3H), 0.7-0.6 (m, 4H).

후처리

  1. temperatureThe reaction was cooled
  2. filtrationfiltered
  3. customthe solvents removed
  4. dissolutionThe resulting mixture was redissolved in 5 ml of 90% DMF
  5. custom10% water with 0.1% TFA and purified by reverse phase HPLC
  6. customto give the products

출처 및 근거

ORD 기록
ord-0de5fe38a3ba4f2bac9c6b7da1a4a684
출처 데이터셋
uspto-grants-2009_12
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US07629340B2

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