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

HRID 1385358Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 1385358
[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-trifluoromethyloxyphenyl)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-d2b037c2cccb4e5fbcd91efb6ba7d9cd
Quelldatensatz
uspto-grants-2001_07
Patentnummer
US06262113B1

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