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Triethylamine → N1-(cyanomethyl)-N2-(4-{4-[4-(tert-butoxycarbonyl)piperazin-1-yl]phenyl}-1,2,5-oxadiazol-3-yl)leucinamide

HRID 1744127
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HRID 1744127 반응식
[C:1]([O:5][C:6]([N:8]1[CH2:13][CH2:12][N:11]([C:14]2[CH:19]=[CH:18][C:17]([C:20]3[C:21]([NH:25][C@H:26]([C:31](O)=[O:32])[CH2:27][CH:28]([CH3:30])[CH3:29])=[N:22][O:23][N:24]=3)=[CH:16][CH:15]=2)[CH2:10][CH2:9]1)=[O:7])([CH3:4])([CH3:3])[CH3:2].C1CN([P+](O[N:51]2N=[N:58][C:53]3C=CC=C[C:52]2=3)(N2CCCC2)N2CCCC2)CC1.F[P-](F)(F)(F)(F)F.Cl.NCC#N.C(N(CC)CC)C.C([O-])(O)=O.[Na+]>CN(C=O)C>[C:52]([CH2:53][NH:58][C:31](=[O:32])[C@H:26]([CH2:27][CH:28]([CH3:29])[CH3:30])[NH:25][C:21]1[C:20]([C:17]2[CH:18]=[CH:19][C:14]([N:11]3[CH2:10][CH2:9][N:8]([C:6]([O:5][C:1]([CH3:4])([CH3:3])[CH3:2])=[O:7])[CH2:13][CH2:12]3)=[CH:15][CH:16]=2)=[N:24][O:23][N:22]=1)#[N:51]
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

7

반응물 5

HCID 8471TriethylamineHCID 516892Sodium BicarbonateHCID 2724699PyBOPHCID 11491918Aminoacetonitrile hydrochlorideHCID 69151656N-(4-{4-[4-(tert-butoxycarbonyl)piperazin-1-yl]phenyl}-1,2,5-oxadiazol-3-yl)leucine

생성물 1

HCID 86594573
N1-(cyanomethyl)-N2-(4-{4-[4-(tert-butoxycarbonyl)piperazin-1-yl]phenyl}-1,2,5-oxadiazol-3-yl)leucinamide

시약·촉매·용매 1

HCID 6228Dimethylformamide용매

실험 절차

To N-(4-{4-[4-(tert-butoxycarbonyl)piperazin-1-yl]phenyl}-1,2,5-oxadiazol-3-yl)leucine (350 mg, 0.763 mmol), PyBOP (440 mg, 0.84 mmol), aminoacetonitrile hydrochloride (155 mg, 1.68 mmol) in dry DMF (10 mL) under dry nitrogen was added triethylamine (0.38 mL, 2.67 mmol) dropwise and the reaction stirred for 2½ hours. Aqueous sat. NaHCO3 was added and the product extracted with Et2O (2×), dried over Na2SO4, concentrated in vacuo and purified by flash chromatography over silica gel (EtOAc/Hex, 4/6) to afford N1-(cyanomethyl)-N2-(4-{4-[4-(tert-butoxycarbonyl)piperazin-1-yl]phenyl}-1,2,5-oxadiazol-3-yl)leucinamide.

후처리

  1. extractionthe product extracted with Et2O (2×)
  2. dry with materialdried over Na2SO4
  3. concentrationconcentrated in vacuo
  4. custompurified by flash chromatography over silica gel (EtOAc/Hex, 4/6)

출처 및 근거

ORD 기록
ord-264f5f7a0304435e9eec432574178b75
출처 데이터셋
uspto-grants-2006_03
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US07012075B2

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