4,4'-Dichlorodiphenic acid synthesis
- Product Name:4,4'-Dichlorodiphenic acid
- CAS Number:54389-65-0
- Molecular formula:C14H8Cl2O4
- Molecular Weight:311.12
635-21-2
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Yield:54389-65-0 84%
Reaction Conditions:
Stage #1: 5-chloroanthranilic acidwith hydrogenchloride;sodium nitrite in water at 0;
Stage #2: with ammonium hydroxide;hydroxylamine;copper(II) sulfate in water at 0 - 70;
References:
Vonlanthen, David;Mishchenko, Artem;Elbing, Mark;Neuburger, Markus;Wandlowski, Thomas;Mayor, Marcel [Angewandte Chemie - International Edition,2009,vol. 48,# 47,p. 8886 - 8890] Location in patent:scheme or table