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Sodium Carbonate → 4-((3 S,4S)-3-amino-4-hydroxypyrrolidin-1-yl)-3-bromo-N-(4-(chlorodifluoromethoxy)phenyl)benzamide

HRID 924122
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HRID 924122 반응식
[Br:1][C:2]1[CH:3]=[C:4]([CH:19]=[CH:20][C:21]=1F)[C:5]([NH:7][C:8]1[CH:13]=[CH:12][C:11]([O:14][C:15]([Cl:18])([F:17])[F:16])=[CH:10][CH:9]=1)=[O:6].Cl.Cl.[NH2:25][C@H:26]1[CH2:30][NH:29][CH2:28][C@@H:27]1[OH:31].C([O-])([O-])=O.[Na+].[Na+]>CS(C)=O>[NH2:25][C@@H:26]1[C@@H:27]([OH:31])[CH2:28][N:29]([C:21]2[CH:20]=[CH:19][C:4]([C:5]([NH:7][C:8]3[CH:13]=[CH:12][C:11]([O:14][C:15]([Cl:18])([F:17])[F:16])=[CH:10][CH:9]=3)=[O:6])=[CH:3][C:2]=2[Br:1])[CH2:30]1
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참가 물질

5

반응물 3

HCID 10340Sodium CarbonateHCID 69959682(3S,4S)-4-Aminopyrrolidin-3-ol dihydrochlorideHCID 867026223-bromo-N-(4-(chlorodifluoromethoxy)phenyl)-4-fluorobenzamide

생성물 1

HCID 899064294-((3 S,4S)-3-amino-4-hydroxypyrrolidin-1-yl)-3-bromo-N-(4-(chlorodifluoromethoxy)phenyl)benzamide

시약·촉매·용매 1

HCID 679Dimethyl Sulfoxide용매

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온도
100 °C

실험 절차

3-Bromo-N-(4-(chlorodifluoromethoxy)phenyl)-4-fluorobenzamide (240 mg, 0.596 mmol) and TEA (0.332 mL, 2.384 mmol) were added to a vial containing DMSO (0.5 mL). (3S,4S)-4-aminopyrrolidin-3-ol dihydrochloride (Stage 245.2, 128 mg, 0.715 mmol) was added. The RM was stirred at 100° C. for 40 h. The RM was treated with sat. aq. Na2CO3 (50 mL) and was extracted with EtOAc. The combined extracts were washed with water (30 mL) and brine (30 mL), dried over Na2SO4, filtered and the filtrate was evaporated off under reduced pressure to give a crude product that was purified by flash chromatography (from 100% EtOAc to EtOAc/EtOH/NH3 aq. 90:9:1) to afford the title product as a beige solid. HPLC (Condition 10) tR=6.08 min, UPLC-MS (Condition 3) tR=0.82 min, m/z=476.1/478.1 [M+H]+.

후처리

  1. extractionwas extracted with EtOAc
  2. washThe combined extracts were washed with water (30 mL) and brine (30 mL)
  3. dry with materialdried over Na2SO4
  4. filtrationfiltered
  5. customthe filtrate was evaporated off under reduced pressure
  6. customto give a crude product that
  7. customwas purified by flash chromatography (from 100% EtOAc to EtOAc/EtOH/NH3 aq. 90:9:1)

출처 및 근거

ORD 기록
ord-19b1ca265ecd4fe8905976e715cfca59
출처 데이터셋
uspto-grants-2016_03
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US09278981B2

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