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Acetic Acid → 3-Amino-4-{(3S)-3-[(tert-butoxycarbonyl)amino]piperidin-1-yl}-6,7-dihydro-5H-cyclopenta[b]pyridin-7-yl acetate

HRID 924405
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인쇄 미리보기

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HRID 924405 반응식
[C:1]([O:4][CH:5]1[C:9]2=[N:10][CH:11]=[C:12]([N+:28]([O-])=O)[C:13]([N:14]3[CH2:19][CH2:18][CH2:17][C@H:16]([NH:20][C:21]([O:23][C:24]([CH3:27])([CH3:26])[CH3:25])=[O:22])[CH2:15]3)=[C:8]2[CH2:7][CH2:6]1)(=[O:3])[CH3:2].CC(O)=O.O>CCOC(C)=O.[Fe]>[C:1]([O:4][CH:5]1[C:9]2=[N:10][CH:11]=[C:12]([NH2:28])[C:13]([N:14]3[CH2:19][CH2:18][CH2:17][C@H:16]([NH:20][C:21]([O:23][C:24]([CH3:27])([CH3:26])[CH3:25])=[O:22])[CH2:15]3)=[C:8]2[CH2:7][CH2:6]1)(=[O:3])[CH3:2]
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

6

반응물 3

HCID 176Acetic AcidHCID 962WaterHCID 867266934-{(3S)-3-[(tert-Butoxycarbonyl)amino]piperidin-1-yl}-3-nitro-6,7-dihydro-5H-cyclopenta[b]pyridin-7-yl acetate

생성물 1

HCID 867266943-Amino-4-{(3S)-3-[(tert-butoxycarbonyl)amino]piperidin-1-yl}-6,7-dihydro-5H-cyclopenta[b]pyridin-7-yl acetate

시약·촉매·용매 2

HCID 23925Iron촉매
HCID 8857
Ethyl Acetate
용매

실험 절차

A mixture of 4-{(3S)-3-[(tert-butoxycarbonyl)amino]piperidin-1-yl}-3-nitro-6,7-dihydro-5H-cyclopenta[b]pyridin-7-yl acetate (64.0 mg, 0.152 mmol), AcOH (0.90 mL), water (0.10 mL) and iron powder (149 mg, 2.66 mmol) was stirred at room temperature for 20 min. The mixture was diluted with EtOAc, and filtered through a short silica gel plug. The filtrate was concentrated under reduced pressure, diluted with EtOAc and washed with aq. Na2CO3. The combined organic extract was dried, filtered and concentrated under reduced pressure to give the sub-title compound as a yellow solid. LCMS calc. for C20H31N4O4 (M+H)+: m/z=391.2. Found: 391.1.

후처리

  1. filtrationfiltered through a short silica gel plug
  2. concentrationThe filtrate was concentrated under reduced pressure
  3. additiondiluted with EtOAc
  4. washwashed with aq. Na2CO3
  5. extractionThe combined organic extract
  6. customwas dried
  7. filtrationfiltered
  8. concentrationconcentrated under reduced pressure

출처 및 근거

ORD 기록
ord-99f5ca40f9664b89a619e8e68cc629f4
출처 데이터셋
uspto-grants-2016_03
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US09278950B2

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