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3-Chloro-4-fluoroaniline → tert-butyl (2R)-2-[({7-(benzyloxy)-4-[3-chloro-4-fluoroanilino]quinazolin-5-yl}oxy)methyl]pyrrolidine-1-carboxylate

HRID 1442992
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HRID 1442992 반응식
[CH2:1]([O:8][C:9]1[CH:18]=[C:17]2[C:12]([C:13](Cl)=[N:14][CH:15]=[N:16]2)=[C:11]([O:20][CH2:21][C@H:22]2[CH2:26][CH2:25][CH2:24][N:23]2[C:27]([O:29][C:30]([CH3:33])([CH3:32])[CH3:31])=[O:28])[CH:10]=1)[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1.[Cl:34][C:35]1[CH:36]=[C:37]([CH:39]=[CH:40][C:41]=1[F:42])[NH2:38].C(N(CC)C(C)C)(C)C>C1COCC1>[CH2:1]([O:8][C:9]1[CH:18]=[C:17]2[C:12]([C:13]([NH:38][C:37]3[CH:39]=[CH:40][C:41]([F:42])=[C:35]([Cl:34])[CH:36]=3)=[N:14][CH:15]=[N:16]2)=[C:11]([O:20][CH2:21][C@H:22]2[CH2:26][CH2:25][CH2:24][N:23]2[C:27]([O:29][C:30]([CH3:33])([CH3:32])[CH3:31])=[O:28])[CH:10]=1)[C:2]1[CH:3]=[CH:4][CH:5]=[CH:6][CH:7]=1
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참가 물질

5

반응물 3

HCID 97083-Chloro-4-fluoroanilineHCID 81531DiisopropylethylamineHCID 86607802tert-butyl (2R)-2-({[7-(benzyloxy)-4-chloroquinazolin-5-yl]oxy}methyl)pyrrolidine-1-carboxylate

생성물 1

HCID 86607803tert-butyl (2R)-2-[({7-(benzyloxy)-4-[3-chloro-4-fluoroanilino]quinazolin-5-yl}oxy)methyl]pyrrolidine-1-carboxylate

시약·촉매·용매 1

HCID 8028
Tetrahydrofuran
용매

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온도
70 °C

실험 절차

The crude tert-butyl (2R)-2-({[7-(benzyloxy)-4-chloroquinazolin-5-yl]oxy}methyl)-pyrrolidine-1-carboxylate was taken up in THF (5 ml) and 3-chloro-4-fluoroaniline (160 mg) and N,N-diisopropylethylamine (580 μl) were each added in one portion and the solution was heated at 70° C. for 18 hours. The reaction mixture was cooled to room temperature and concentrated in vacuo to leave a thick brown oil. Purification by flash chromatography, using 1.5% methanol in DCM as eluent, gave the tert-butyl (2R)-2-[({7-(benzyloxy)-4-[3-chloro-4-fluoroanilino]quinazolin-5-yl}oxy)methyl]pyrrolidine-1-carboxylate as a beige foam (350 mg, 54% over 2 steps); Mass spectrum MH+ 481.

후처리

  1. additioneach added in one portion
  2. temperatureThe reaction mixture was cooled to room temperature
  3. concentrationconcentrated in vacuo
  4. customto leave a thick brown oil
  5. customPurification by flash chromatography

출처 및 근거

ORD 기록
ord-110ea862e79f4175b380aaf2573b8840
출처 데이터셋
uspto-grants-2010_02
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US07659279B2

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