Reaktion #832335

ord-392600f738374af6b733cc7f4c85132f

Reaktionsgleichung

NC=O
formamide
Nc1ccccc1C(=O)O
Anthranilic acid
Cc1cc(=O)n(-c2ccccc2)[nH]1
3-Methyl-1-phenyl-5-pyrazolone
→
Nc1ccc(N=Nc2ccccc2)cc1
Solvent Yellow

Edukte

NC=O
formamide
Nc1ccccc1C(=O)O
Anthranilic acid
Cc1cc(=O)n(-c2ccccc2)[nH]1
3-Methyl-1-phenyl-5-pyrazolone

Reagenzien

O=C[O-].O=C[O-].O=C[O-].[Cr+3]
chromium formate
[Cr]
chromium

Reaktionsbedingungen

Detaillierte Bedingungen
See reaction.notes.procedure_details.

Aufarbeitung

  1. 1
    Sonstigeat 113°-115° C. to form the chromium complex which

Vorschrift

A chromium complex of ##STR1## Anthranilic acid→3-Methyl-1-phenyl-5-pyrazolone; then heat with chromium formate in formamide solution for 6 hr. at 113°-115° C. to form the chromium complex which contains 1 atom of chromium per 2 mol. dye.

Quelle

DOI: 10.6084/m9.figshare.5104873.v1Patent: US04598020uspto-grants-1986_07