Benzene, 1-ethoxy-2-isocyanato- → N-(2-hydroxy-4-nitrophenyl)-N'-(2-ethoxyphenyl)urea

HRID 612647Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 612647
[OH:1][C:2]1[CH:8]=[C:7]([N+:9]([O-:11])=[O:10])[CH:6]=[CH:5][C:3]=1[NH2:4].[CH2:12]([O:14][C:15]1[CH:20]=[CH:19][CH:18]=[CH:17][C:16]=1[N:21]=[C:22]=[O:23])[CH3:13]>>[OH:1][C:2]1[CH:8]=[C:7]([N+:9]([O-:11])=[O:10])[CH:6]=[CH:5][C:3]=1[NH:4][C:22]([NH:21][C:16]1[CH:17]=[CH:18][CH:19]=[CH:20][C:15]=1[O:14][CH2:12][CH3:13])=[O:23]

Komponenten

3

Edukt 2

HCID 79374Benzene, 1-ethoxy-2-isocyanato-HCID 49847212-Amino-5-Nitrophenol

Produkt 1

HCID 21184629N-(2-hydroxy-4-nitrophenyl)-N'-(2-ethoxyphenyl)ureaAusbeute 81,7 %

Versuchsvorschrift

N-(2-Hydroxy-4-nitrophenyl)-N'-(2-ethoxyphenyl)urea was prepared from (2-hydroxy 4-nitro aniline (500 mg, 3.24 mmol) and 2-ethoxy phenyl isocyanate (3.24 mmol) according to the procedure in General Method B. The product was purified by dilution with methylene chloride and precipitation with hexanes. Filtering afforded the title compound (0.84 g, 81%). EI-MS m/z 318 (M+H)+

Aufarbeitung

  1. customThe product was purified by dilution with methylene chloride and precipitation with hexanes
  2. filtrationFiltering

Quellen und Nachweise

ORD-Eintrag
ord-d01006b3cd824534b123c63ecdbf8e93
Quelldatensatz
uspto-grants-1999_12
Patentnummer
US06005008

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