2-Bromophenyl isocyanate → (2-Bromophenyl)urea

HRID 323072Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 323072
S1C=CC=C1S([NH:9]C1C=CC=CC=1N)(=O)=O.[Br:17][C:18]1[CH:23]=[CH:22][CH:21]=[CH:20][C:19]=1[N:24]=[C:25]=[O:26]>>[Br:17][C:18]1[CH:23]=[CH:22][CH:21]=[CH:20][C:19]=1[NH:24][C:25](=[O:26])[NH2:9]

Komponenten

3

Edukt 2

HCID 1370972-Bromophenyl isocyanateHCID 2310676N-(2-aminophenyl)thiophene-2-sulfonamide

Produkt 1

HCID 139386(2-Bromophenyl)ureaAusbeute 134,9 %

Versuchsvorschrift

The urea was synthesized from 2-(2-thiophene sulfonyl amino) aniline(1 mmol) and 2-bromo phenyl isocyanate(1 mmol) by general Method B. It was purified by dilution with methylene chloride and precipitation with hexane. Filtering afforded the desired compound(0.29 g, 64%). EI-MS m/z 450(M−H)−.

Aufarbeitung

  1. customIt was purified by dilution with methylene chloride and precipitation with hexane
  2. filtrationFiltering

Quellen und Nachweise

ORD-Eintrag
ord-8d95f255177b4294aa196798bd250101
Quelldatensatz
uspto-grants-2001_04
Patentnummer
US06211373B1

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