C.I. Acid Black 24

Biorbyt

C.I. Acid Black 24 [3071-73-6]

10

3071-73-6

Research Use Only

98.00%

C36H25N5NaO6S2

710.73

C.I. Acid Black 24 is a dye that is a blue-black powder. Soluble in water, aqueous solution is reddish blue to black, greenish blue when added to concentrated hydrochloric acid; date red when added to concentrated sodium hydroxide solution. Dissolved in ethanol is navy blue, in concentrated sulfuric acid is gray-blue to black, after dilution is dark green light blue; in concentrated nitric acid is red light brown and then changed to yellow. Used for dyeing woolen fabrics, also suitable for nylon, silk and leather dyeing.

[Na].O=S(=O)(O)C=1C=CC=C2C(N=NC3=CC=C(N=NC=4C=CC(NC=5C=CC=CC5)=C6C4C=CC=C6S(=O)(=O)O)C=7C=CC=CC37)=CC=CC21

-20°C

12352200