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Sodium triacetoxyborohydride → N-[2-Oxo-2-({(3R)-1-[4-(1,3-thiazol-2-yl)cyclohexyl]pyrrolidin-3-yl}amino)ethyl]-3-(trifluoromethyl)benzamide

HRID 1809915
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HRID 1809915 반응식
[S:1]1[CH:5]=[CH:4][N:3]=[C:2]1[CH:6]1[CH2:11][CH2:10][C:9](=O)[CH2:8][CH2:7]1.[O:13]=[C:14]([NH:29][CH2:30][C:31](=O)[NH:32][C@@H:33]1[CH2:37]CNC1)[CH2:15][NH:16][C:17](=[O:28])[C:18]1[CH:23]=[CH:22][CH:21]=[C:20]([C:24]([F:27])([F:26])[F:25])[CH:19]=1.[BH-](OC(C)=O)(OC(C)=O)OC(C)=O.[Na+]>CC(O)=O.C(Cl)Cl.CCOC(C)=O>[O:13]=[C:14]([NH:29][C@@H:30]1[CH2:37][CH2:33][N:32]([CH:9]2[CH2:10][CH2:11][CH:6]([C:2]3[S:1][CH:5]=[CH:4][N:3]=3)[CH2:7][CH2:8]2)[CH2:31]1)[CH2:15][NH:16][C:17](=[O:28])[C:18]1[CH:23]=[CH:22][CH:21]=[C:20]([C:24]([F:27])([F:26])[F:25])[CH:19]=1
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참가 물질

6

반응물 3

HCID 5049666Sodium triacetoxyborohydrideHCID 595561194-(Thiazol-2-yl)cyclohexan-1-oneHCID 66787189N-[2-oxo-2-({2-oxo-2-[(3R)-pyrrolidin-3-ylamino]ethyl}amino)ethyl]-3-(trifluoromethyl)benzamide

생성물 1

HCID 58751589N-[2-Oxo-2-({(3R)-1-[4-(1,3-thiazol-2-yl)cyclohexyl]pyrrolidin-3-yl}amino)ethyl]-3-(trifluoromethyl)benzamide수율 85%

시약·촉매·용매 2

HCID 8857
Ethyl Acetate
용매
HCID 21922555Acetic acid methylene chloride용매

실험 절차

To a mixture of 4-(1,3-thiazol-2-yl)cyclohexanone (0.069 g, 0.38 mmol) and N-[2-oxo-2-({2-oxo-2-[(3R)-pyrrolidin-3-ylamino]ethyl}amino)ethyl]-3-(trifluoromethyl)benzamide (0.10 g, 0.32 mmol) in 2% AcOH/CH2Cl2 (10 mL) was added NaB(OAc)3H (0.134 g, 0.634 mmol). After being stirred overnight at room temperature under N2, the reaction mixture was diluted with EtOAc and washed with saturated Na2CO3. The aqueous layer was extracted with EtOAc (3×). The combined organic layers were dried (MgSO4), concentrated and flash chromatographed [EtOAc to MeOH/EtOAc (1:9) then to 5% MeOH/EtOAc/Et3N (1:9:0.5)] to give 0.129 g of the title compound in 85% yield. MS (EI) calcd: (M+H)+=480.2. Found: 480.3.

후처리

  1. washwashed with saturated Na2CO3
  2. extractionThe aqueous layer was extracted with EtOAc (3×)
  3. dry with materialThe combined organic layers were dried (MgSO4)
  4. concentrationconcentrated
  5. customflash chromatographed [EtOAc to MeOH/EtOAc (1:9)

출처 및 근거

ORD 기록
ord-4d4a50953bb441629f62ae92f6ec286d
출처 데이터셋
uspto-grants-2013_01
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US08362003B2

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