sodium 2,6-bis[(2,4-diaminophenyl)azo]toluene-4-sulphonate

CAS No.
6441-66-3
Chemical Name:
sodium 2,6-bis[(2,4-diaminophenyl)azo]toluene-4-sulphonate
Synonyms
C.I.21500;Direct Brown 184;C.I.Direct Brown 184;C.I.Direct Brown 184:C.I.21500;Sodium 2,6-bis[(2,4-diaminophenyl)azo]toluene-4-sulfonate;sodium 2,6-bis[(2,4-diaminophenyl)azo]toluene-4-sulphonate;sodium,3,5-bis[(2,4-diaminophenyl)diazenyl]-4-methylbenzenesulfonate;3,5-Bis[(2,4-diaminophenyl)azo]-4-methylbenzenesulfonic acid sodium salt;Benzenesulfonic acid, 3,5-bis[(2,4-diaminophenyl)azo]-4-methyl-, monosodium salt
CBNumber:
CB1890369
Molecular Formula:
C19H19N8NaO3S
Molecular Weight:
462.46073
MDL Number:
MOL File:
6441-66-3.mol

sodium 2,6-bis[(2,4-diaminophenyl)azo]toluene-4-sulphonate Chemical Properties,Uses,Production

Preparation

3,5-Diamino-4-methylbenzenesulfonic acid double nitriding, and Benzene-1,3-diamine (2 Moore) coupled.

Properties and Applications

brown. Soluble in water for red light yellow to orange red, and adequate soluble in alcohol. The strong sulfuric acid for olive brown, diluted red for yellow. Dye with strong hydrochloric acid solution for orange brown, have precipitation; Add thick sodium hydroxide solution discoloration.

sodium 2,6-bis[(2,4-diaminophenyl)azo]toluene-4-sulphonate Preparation Products And Raw materials

Raw materials

Preparation Products

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sodium 2,6-bis[(2,4-diaminophenyl)azo]toluene-4-sulphonate Benzenesulfonic acid, 3,5-bis[(2,4-diaminophenyl)azo]-4-methyl-, monosodium salt 3,5-Bis[(2,4-diaminophenyl)azo]-4-methylbenzenesulfonic acid sodium salt C.I.21500 C.I.Direct Brown 184 Sodium 2,6-bis[(2,4-diaminophenyl)azo]toluene-4-sulfonate sodium,3,5-bis[(2,4-diaminophenyl)diazenyl]-4-methylbenzenesulfonate C.I.Direct Brown 184:C.I.21500 Direct Brown 184 6441-66-3