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Pigment Orange 2

Catalog Number DYE-PIG-0534
CAS Number 6410-09-9
Structure
Synonyms Pigment Orange 2
Molecular Weight 293.28
Molecular Formula C16H11N3O3
Melting Point of 244 ~ 245 ℃
Application Used in printing ink, also used for soap, wall paper and packaging color, also used in rubber, plastic, prints, and cloth color
CI Number C.I.12060
Color brilliant orange
Lightfastness Good
Main Molecular Structure Single azo
Oleic Acid Well
Preparation Method 2-Nitrobenzenamine diazotization, and Naphthalen-2-ol coupling.
Properties In concentrated sulfuric acid to orange, orange precipitation after dilution, In concentrated nitric acid for deep orange; In concentrated hydrochloric acid and dilute sodium hydroxide solution does not change color. Resistance to solvents, acid and alkali resistant
Soap Micelle Bleeding Slightly

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