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Trifluoroacetic acid → HCID 136121356, 화합물

HRID 2062327
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HRID 2062327 반응식
[F:1][C:2]1[CH:3]=[C:4]2[C:9](=[CH:10][CH:11]=1)[N:8]=[C:7]([C:12]1[CH:17]=[CH:16][CH:15]=[CH:14][C:13]=1[OH:18])[N:6]=[C:5]2[N:19]1[CH2:23][CH2:22][C@@H:21]([NH:24]C(=O)OC(C)(C)C)[CH2:20]1.C(O)(C(F)(F)F)=O.C([O-])(O)=O.[Na+]>C(Cl)Cl>[NH2:24][C@@H:21]1[CH2:22][CH2:23][N:19]([C:5]2[C:4]3[C:9](=[CH:10][CH:11]=[C:2]([F:1])[CH:3]=3)[N:8]=[C:7]([C:12]3[CH:17]=[CH:16][CH:15]=[CH:14][C:13]=3[OH:18])[N:6]=2)[CH2:20]1
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

5

반응물 3

HCID 6422Trifluoroacetic acidHCID 516892Sodium BicarbonateHCID 136199089HCID 136199089, 화합물

생성물 1

HCID 136121356HCID 136121356, 화합물

시약·촉매·용매 1

HCID 6344Dichloromethane용매2회

실험 절차

To a solution of tert-butyl(R)-1-(6-fluoro-2-(2-hydroxyphenyl)quinazolin-4-yl)pyrrolidin-3-ylcarbamate (480 mg, 1.11 mmol) in CH2Cl2 (10 mL) was added TFA (4 mL). The reaction was stirred for an hour, diluted with 10 mL CH2Cl2, and neutralized with a saturated aqueous NaHCO3 solution. The aqueous layer was extracted twice with CH2Cl2. The combined organic layers were dried over MgSO4, filtered, and concentrated. Purification via silica gel chromatography using 3-20% EtOAc/CH2Cl2 gave 2-(4-((R)-3-aminopyrrolidin-1-yl)-6-fluoroquinazolin-2-yl)phenol. LC/MS: m/z 325.5 (M+H)+ at 1.26 min (10%-99% CH3CN (0.035% TFA)/H2O (0.05% TFA)).

후처리

  1. extractionThe aqueous layer was extracted twice with CH2Cl2
  2. dry with materialThe combined organic layers were dried over MgSO4
  3. filtrationfiltered
  4. concentrationconcentrated
  5. customPurification via silica gel chromatography

출처 및 근거

ORD 기록
ord-054a2e6801b24d3796ee727cb23c1355
출처 데이터셋
uspto-grants-2012_10
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US08283354B2

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