Brady's reaction. Precipitate from a positive test for a carbonyl compound with Brady's reagent (2,4-dinitrophenylhydrazine sulphate in methanol) in chemical analysis. When added to a sample containing the organic carbonyl group (aldehydes or ketones),a characteristic precipitate of 2,4-dinitrophenylhydrazone is formed. This may be coloured from yellow (as here) to deep red,depending on the carbonyl | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Chillmaid, Martyn F. |
Bildgröße: | 5092 px × 3445 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |