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

HRID 323042Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 323042
[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-eec6b4e62395430c907b75d029aeb776
Quelldatensatz
uspto-grants-2001_04
Patentnummer
US06211373B1

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