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N,N-Diethyl-1,3-propanediamine → (2Z,4E)-5-(Benzofuran-2-yl)-2-methoxy-N-(3-diethylaminopropyl)-2,4-pentadienamide

HRID 377365
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HRID 377365 반응식
[O:1]1[C:5]2[CH:6]=[CH:7][CH:8]=[CH:9][C:4]=2[CH:3]=[C:2]1/[CH:10]=[CH:11]/[CH:12]=[C:13](\[O:17][CH3:18])/[C:14]([OH:16])=O.[CH2:19]([N:21]([CH2:26][CH3:27])[CH2:22][CH2:23][CH2:24][NH2:25])[CH3:20].O.ON1C2N=CC=CC=2N=N1.Cl.CN(C)CCCN=C=NCC>CN(C=O)C>[O:1]1[C:5]2[CH:6]=[CH:7][CH:8]=[CH:9][C:4]=2[CH:3]=[C:2]1/[CH:10]=[CH:11]/[CH:12]=[C:13](\[O:17][CH3:18])/[C:14]([NH:25][CH2:24][CH2:23][CH2:22][N:21]([CH2:26][CH3:27])[CH2:19][CH3:20])=[O:16]
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

6

반응물 4

HCID 61011N,N-Diethyl-1,3-propanediamineHCID 27239391,3-Propanediamine, N'-(ethylcarbonimidoyl)-N,N-dimethyl-, monohydrochlorideHCID 10955790(2Z,4E)-5-(Benzofuran-2-yl)-2-methoxy-2,4-pentadienoic acidHCID 219174661-Hydroxy-7-azabenzotriazol hydrate

생성물 1

HCID 86755124(2Z,4E)-5-(Benzofuran-2-yl)-2-methoxy-N-(3-diethylaminopropyl)-2,4-pentadienamide수율 18%

시약·촉매·용매 1

HCID 6228Dimethylformamide용매

실험 절차

A solution of (2Z,4E)-5-(benzofuran-2-yl)-2-methoxy-2,4-pentadienoic acid (122 mg, 0.5 mmol), 3-diethylaminopropylamine (65 mg, 0.5 mmol), 1-hydroxy-7-azabenzotriazole hydrate (65 mg, 0.5 mmol) and 1-(3-dimethylaminopropyl)-3-ethylcarbodiimide hydrochloride (95 mg, 0.5 mmol) in DMF (2 ml) was stirred at RT overnight. After the same work-up described in example 3 the residue was chromatographed on silicagel (preparative TLC, EtOAc/MeOH/aq.NH3 8/2/1). The fraction collected was dried to give pure title compound (32 mg, O90 mmol, yield 18.0%) as pale brown crystals, m.p.=79°.

후처리

  1. customwas chromatographed on silicagel (preparative TLC, EtOAc/MeOH/aq.NH3 8/2/1)
  2. customThe fraction collected
  3. customwas dried

출처 및 근거

ORD 기록
ord-64ac2ff92e7c46adab729d6be5a46e86
출처 데이터셋
uspto-grants-2000_02
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US06025390

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