Solvent Brown 2
Name:C.I.Solvent Brown 2,C.I.11330
Molecular Structure: Single azo class
C.I.Solvent Brown 2,C.I.11330,CAS 6364-39-2,276.34,C17H16N4
Molecular Formula:C17H16N4
Molecular Weight: 276.34
CAS Registry Number:6364-39-2
Manufacturing Methods :Naphthalen-1-amine diazotization, and 4-Methylbenzene-1,3-diamine coupling.
Properties and Applications:red orange and brown. From benzene in crystallization out products for red brown crystallization, melting point 148 ℃. Soluble in ethanol, acetone and benzene. In concentrated sulfuric acid to yellow, dilution after bright yellow; In concentrated sodium hydroxide solution insoluble. Dye alcohol solution to join dilute hydrochloric acid for brown light red; Join dilute sodium hydroxide solution for brown light yellow. Used for oil, paraffin wax, printing ink, alcohol soluble paint color.
| Standard | Light Fastness | Heat-resistant(℃) | water | Sodium Carbonate(5%) | Hydrochloric acid(5%) | |
| Melting point | Stable | |||||
| ISO | Poor | Insoluble | Good | Good | ||
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