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Sodium borohydride → 1-(p-Nitrobenzyloxycarbonyl)-4-hydroxypiperidine

HRID 1252210
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인쇄 미리보기

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HRID 1252210 반응식
[N+:1]([C:4]1[CH:20]=[CH:19][C:7]([CH2:8][O:9][C:10]([N:12]2[CH2:17][CH2:16][C:15](=[O:18])[CH2:14][CH2:13]2)=[O:11])=[CH:6][CH:5]=1)([O-:3])=[O:2].[BH4-].[Na+]>CO.O1CCCC1.O>[N+:1]([C:4]1[CH:5]=[CH:6][C:7]([CH2:8][O:9][C:10]([N:12]2[CH2:13][CH2:14][CH:15]([OH:18])[CH2:16][CH2:17]2)=[O:11])=[CH:19][CH:20]=1)([O-:3])=[O:2]
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참가 물질

6

반응물 2

HCID 4311764Sodium borohydrideHCID 13292708(4-Nitrophenyl)methyl 4-oxopiperidine-1-carboxylate

생성물 1

HCID 132927091-(p-Nitrobenzyloxycarbonyl)-4-hydroxypiperidine

시약·촉매·용매 3

HCID 887Methanol용매HCID 962Water용매HCID 8028Tetrahydrofuran용매

반응 조건

온도
0 °C

실험 절차

To a mixture of 1-(p-nitrobenzyloxycarbonyl)-4-piperidone (5.46 g) in methanol (54 ml) and tetrahydrofuran (27 ml) was added sodium borohydride (373 mg), followed by stirring at 0° C. for 10 minutes. The reaction mixture was diluted with water and extracted with ethyl acetate. The extract was washed with water, dried over anhydrous sodium sulfate and evaporated to give 1-(p-nitrobenzyloxycarbonyl)-4-hydroxypiperidine.

후처리

  1. extractionextracted with ethyl acetate
  2. washThe extract was washed with water
  3. dry with materialdried over anhydrous sodium sulfate
  4. customevaporated

출처 및 근거

ORD 기록
ord-c74d4f4b9c614aca92a06654fb514af9
출처 데이터셋
uspto-grants-1988_05
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US04742052

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