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Pivaloyl chloride → N-(3-((4-((S)-3-((S)-4-Benzyl-2-oxooxazolidin-3-yl)-1-(isoxazol-3-yl)-3-oxopropyl)phenoxy)methyl)phenyl)pivalamide

HRID 2235606
Notes
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Reaction equation

HRID 2235606 reaction equation
[NH2:1][C:2]1[CH:3]=[C:4]([CH:35]=[CH:36][CH:37]=1)[CH2:5][O:6][C:7]1[CH:12]=[CH:11][C:10]([C@@H:13]([C:30]2[CH:34]=[CH:33][O:32][N:31]=2)[CH2:14][C:15]([N:17]2[C@@H:21]([CH2:22][C:23]3[CH:28]=[CH:27][CH:26]=[CH:25][CH:24]=3)[CH2:20][O:19][C:18]2=[O:29])=[O:16])=[CH:9][CH:8]=1.[C:38](Cl)(=[O:43])[C:39]([CH3:42])([CH3:41])[CH3:40]>C(Cl)Cl>[CH2:22]([C@H:21]1[CH2:20][O:19][C:18](=[O:29])[N:17]1[C:15](=[O:16])[CH2:14][C@@H:13]([C:10]1[CH:11]=[CH:12][C:7]([O:6][CH2:5][C:4]2[CH:3]=[C:2]([NH:1][C:38](=[O:43])[C:39]([CH3:42])([CH3:41])[CH3:40])[CH:37]=[CH:36][CH:35]=2)=[CH:8][CH:9]=1)[C:30]1[CH:34]=[CH:33][O:32][N:31]=1)[C:23]1[CH:28]=[CH:27][CH:26]=[CH:25][CH:24]=1
ParticipantsProcedureWorkupSources & evidenceReaction notes

Participants

4

Reactant 2

HCID 62493Pivaloyl chlorideHCID 59300664(S)-3-((S)-3-(4-(3-Aminobenzyloxy)phenyl)-3-(isoxazol-3-yl)propanoyl)-4-benzyloxazolidin-2-one

Product 1

HCID 59252179N-(3-((4-((S)-3-((S)-4-Benzyl-2-oxooxazolidin-3-yl)-1-(isoxazol-3-yl)-3-oxopropyl)phenoxy)methyl)phenyl)pivalamideYield 106.6%

Reagents, catalysts & solvents 1

HCID 6344DichloromethaneSolvent

Procedure

To a solution of substituted aniline 27.3 (0.050 g, 0.100 mmol) in DCM (2 mL), was added TEA (0.10 mmol) and pivaloyl chloride (0.0124 mL, 0.100 mmol). The reaction mixture was stirred for 16 hours and then concentrated to dryness under reduced pressure. The residue was purified by medium pressure chromatography (silica gel, 20 to 60% EtOAc:hexanes) to give 30.1 (62 mg). MS ESI (pos.) m/e: 582.2 (M+H).

Workup

  1. concentrationconcentrated to dryness under reduced pressure
  2. customThe residue was purified by medium pressure chromatography (silica gel, 20 to 60% EtOAc:hexanes)

Sources & evidence

ORD record
ord-67e1d67b2e9143eaaf61fa7ae2671251
Source dataset
uspto-grants-2010_05
DOI
10.6084/m9.figshare.5104873.v1
Patent number
US07714008B2

Reaction notes

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On this pageParticipantsProcedureWorkupSources & evidenceReaction notes