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

HRID 1385357Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 1385357
[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)urea

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-34908fdc479646cdbed322c88a1997a5
Quelldatensatz
uspto-grants-2001_07
Patentnummer
US06262113B1

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