| Identification | Back Directory | [Name]
4-amino-1,1'-azonaphthalene | [CAS]
2835-61-2 | [Synonyms]
C.I.11360
Sudan Brown R
Waxol Brown D-2NA
Silotras Brown TR
C.I.Solvent Brown 3
4-amino-1,1'-azonaphthalene
Solvent brown 3 (C.I. 11360)
C.I.Solvent Brown 3:C.I.11360
4-(1-naphthylazo)-1-naphthylamine
4-(naphthalen-1-yldiazenyl)naphthalen-1-amine | [EINECS(EC#)]
220-611-8 | [Molecular Formula]
C20H15N3 | [MOL File]
2835-61-2.mol | [Molecular Weight]
297.35 |
| Hazard Information | Back Directory | [Preparation]
Naphthalen-1-amine diazotization, and Naphthalen-1-amine coupling. | [Properties and Applications]
dark red light orange and brown. Soluble in ethanol, acetone and benzene. In concentrated sulfuric acid to red light brown, dilution after dark yellow, red brown precipitation; In concentrated sodium hydroxide solution insoluble. Used for oil, paraffin wax, cellulose and synthetic resin paint color.
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Standard
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Light Fastness
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Heat-resistant(℃)
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water
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Sodium Carbonate(5%)
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Hydrochloric acid(5%)
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Melting point
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Stable
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ISO
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Poor
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140-152
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100≥ 100
Sublimation
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Insoluble
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No change
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Turned purple
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