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2,7-Naphthalenedisulfonicacid, 3-hydroxy-4-[2-(3-nitrophenyl)diazenyl]-, sodium salt (1:2)

2,7-Naphthalenedisulfonicacid, 3-hydroxy-4-[2-(3-nitrophenyl)diazenyl]-, sodium salt (1:2) Structure
CAS No.
5858-29-7
Chemical Name:
2,7-Naphthalenedisulfonicacid, 3-hydroxy-4-[2-(3-nitrophenyl)diazenyl]-, sodium salt (1:2)
Synonyms
Acid Orange 18;C.I.Acid Orange 18:C.I.16120;2,7-Naphthalenedisulfonicacid, 3-hydroxy-4-[2-(3-nitrophenyl)diazenyl]-, sodium salt (1:2)
CBNumber:
CB13239709
Molecular Formula:
C16H11N3Na2O9S2**
Molecular Weight:
499.38278
MOL File:
5858-29-7.mol
Request For Quotation

2,7-Naphthalenedisulfonicacid, 3-hydroxy-4-[2-(3-nitrophenyl)diazenyl]-, sodium salt (1:2) Chemical Properties,Uses,Production

Preparation

M-nitroaniline diazo, coupled with 3-Hydroxynaphthalene-2,7-disulfonic acid.

Properties and Applications

orange. Red orange powder. Soluble in water and ethanol, in 90 ℃ water solubility of 50 g/L, also can dissolve in acetone. The strong sulfuric acid dyes for product red, dilute to orange. The water solution is orange, and strong hydrochloric acid to red light orange; Add thick sodium hydroxide solution for orange still.

2,7-Naphthalenedisulfonicacid, 3-hydroxy-4-[2-(3-nitrophenyl)diazenyl]-, sodium salt (1:2) Preparation Products And Raw materials

Raw materials

Disodium 2-naphthol-3,6-disulfonate 3-Nitroaniline

Preparation Products

5858-29-7(2,7-Naphthalenedisulfonicacid, 3-hydroxy-4-[2-(3-nitrophenyl)diazenyl]-, sodium salt (1:2))Related Search:

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2,7-Naphthalenedisulfonicacid, 3-hydroxy-4-[2-(3-nitrophenyl)diazenyl]-, sodium salt (1:2) Acid Orange 18 C.I.Acid Orange 18:C.I.16120 5858-29-7 C16H11N3O9S22Na