2-(Trifluoromethoxy)phenyl Isocyanate → N-(2-Hydroxy-4-nitrophenyl)-N'-(2-trifluoromethyloxyphenyl)urea

HRID 1419371Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 1419371
[OH:1][C:2]1[CH:8]=[C:7]([N+:9]([O-:11])=[O:10])[CH:6]=[CH:5][C:3]=1[NH2:4].[F:12][C:13]([F:25])([F:24])[O:14][C:15]1[CH:20]=[CH:19][CH:18]=[CH:17][C:16]=1[N:21]=[C:22]=[O:23]>>[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][C:13]([F:12])([F:24])[F:25])=[O:23]

Komponenten

3

Edukt 2

HCID 6089532-(Trifluoromethoxy)phenyl IsocyanateHCID 49847212-Amino-5-Nitrophenol

Produkt 1

HCID 21184649N-(2-Hydroxy-4-nitrophenyl)-N'-(2-trifluoromethyloxyphenyl)ureaAusbeute 60 %

Versuchsvorschrift

N-(2-Hydroxy-4-nitrophenyl)-N'-(2-trifluoromethoxyphenyl)urea was prepared from 2-hydroxy 4-nitro aniline (500 mg, 3.24 mmol) and 2-trifluoromethoxy 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(0.69 g, 60%). EI-MS m/z 358(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-2dfe8ad53e884f95a30e4bf39a614946
Quelldatensatz
uspto-grants-1999_03
Patentnummer
US05886044

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