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2-Amino-1-butanol, (-)- → 2-((R)-1-Hydroxymethyl-propylamino)-N-(3-methanesulfonyl-5-nitro-phenyl)-acetamide

HRID 1957981
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HRID 1957981 반응식
Cl[CH2:2][C:3]([NH:5][C:6]1[CH:11]=[C:10]([N+:12]([O-:14])=[O:13])[CH:9]=[C:8]([S:15]([CH3:18])(=[O:17])=[O:16])[CH:7]=1)=[O:4].[NH2:19][C@H:20]([CH2:23][CH3:24])[CH2:21][OH:22]>C(OCC)(=O)C>[OH:22][CH2:21][C@H:20]([NH:19][CH2:2][C:3]([NH:5][C:6]1[CH:11]=[C:10]([N+:12]([O-:14])=[O:13])[CH:9]=[C:8]([S:15]([CH3:18])(=[O:17])=[O:16])[CH:7]=1)=[O:4])[CH2:23][CH3:24]
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참가 물질

4

반응물 2

HCID 27238562-Amino-1-butanol, (-)-HCID 684249082-Chloro-N-(3-methanesulfonyl-5-nitro-phenyl)-acetamide

생성물 1

HCID 684254342-((R)-1-Hydroxymethyl-propylamino)-N-(3-methanesulfonyl-5-nitro-phenyl)-acetamide수율 43%

시약·촉매·용매 1

HCID 8857Ethyl Acetate용매

반응 조건

온도
75 °C

실험 절차

2-Chloro-N-(3-methanesulfonyl-5-nitro-phenyl)-acetamide (750 mg; 2.56 mmol) was diluted in 40 of ethyl acetate, (R)-(−)-2-amino-1-butanol (1.01 ml; 10.25 mmol) was added and the reaction mixture was stirred at 75° C. overnight. The solvent was concentrated under vacuum and the crude was purified by flash chromatography (Isolute Silica cartridge 10 g; eluent: Dichloromethane:MeOH=99:1). 380 mg (1.10 mmol; 43% yield) of the desired 2-((R)-1-Hydroxymethyl-propylamino)-N-(3-methanesulfonyl-5-nitro-phenyl)-acetamide were obtained.

후처리

  1. additionwas added
  2. concentrationThe solvent was concentrated under vacuum
  3. customthe crude was purified by flash chromatography (Isolute Silica cartridge 10 g; eluent: Dichloromethane:MeOH=99:1)

출처 및 근거

ORD 기록
ord-d1e8f5f0aea146c3901a00ddfb1b4694
출처 데이터셋
uspto-grants-2013_04
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US08410100B2

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