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Ammonium dinitramide (ADN) is an inorganic compound with the chemical formula [N H 4][N(NO 2) 2]. It is the ammonium salt of dinitraminic acid HN(NO 2 ) 2 . It consists of ammonium cations [NH 4 ] + and dinitramide anions − N(NO 2 ) 2 .
It is colored yellow below pH 5.2, and violet above pH 6.8. In its cyclic sulfonate ester form, it has a p K a value of 6.3, and is usually prepared as a 0.04% aqueous solution. [ 1 ]
Solvent Violet 13, also known as D&C Violet No.2, oil violet, Solvent Blue 90, Alizarine Violet 3B, Alizurol Purple, Duranol Brilliant Violet TG, Ahcoquinone Blue IR base, Quinizarin Blue, Disperse Blue 72, and C.I. 60725, is a synthetic anthraquinone dye with bright bluish violet hue.
An adrenochrome ampoule. Several small-scale studies (involving 15 or fewer test subjects) conducted in the 1950s and 1960s reported that adrenochrome triggered psychotic reactions such as thought disorder and derealization.
Kyle McCord and Syracuse knocked No. 6 Miami out of Atlantic Coast Conference title contention — and possibly ended the Hurricanes' College Football Playoff hopes — by rallying from a 21-0 ...
Intermittent fasting resulted in a hair growth speed reduction of 18% in adults who practiced the diet compared to controls who were eating a regular diet, a new study found.
December 3, 2024 at 1:38 AM. Days of protests have rocked Georgia following the government’s controversial decision to delay the former Soviet country’s bid to join the European Union.
Methyl violet 2B (IUPAC name: '4,4'-((4-Iminocyclohexa-2,5-dien-1-ylidene)methylene)bis(N,N-dimethylaniline) monohydrochloride) is a green powder which is soluble in water and ethanol but not in xylene. It appears yellow in solution of low pH (~0.15) and changes to violet with pH increasing toward 3.2. [3]