ChemicalBook--->CAS DataBase List--->6222-44-2

6222-44-2

6222-44-2 Structure

6222-44-2 Structure
IdentificationBack Directory
[Name]

Mordant Green 28
[CAS]

6222-44-2
[Synonyms]

Green 3BN
C.I. 17220
Chrome Green M
Mordant Green 28
Chrome Green 3B-N
C.I.Mordant Green 28
Acid mordant Green 28
C.I.Mordant Green 28:C.I.17220
5-Amino-3-[(5-chloro-2-hydroxyphenyl)azo]-4-hydroxy-2,7-naphthalenedisulfonic acid disodium salt
2,7-Naphthalenedisulfonic acid, 5-amino-3-[(5-chloro-2-hydroxyphenyl)azo]-4-hydroxy-, disodium salt
[Molecular Formula]

C16H10ClN3Na2O8S2
[MOL File]

6222-44-2.mol
[Molecular Weight]

517.82
Chemical PropertiesBack Directory
[EPA Substance Registry System]

2,7-Naphthalenedisulfonic acid, 5-amino-3-[(5-chloro-2-hydroxyphenyl)azo]-4-hydroxy-, disodium salt (6222-44-2)
Hazard InformationBack Directory
[Preparation]

2-Amino-4-chlorophenol diazotization, in alkaline condition and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid coupling.
[Properties and Applications]

dark blue light green. Soluble in water for Plum red. In concentrated sulfuric acid to red light blue, dilution after Plum red; In 10% sodium hydroxide solution for red light purple. Dye aqueous solution to join hydrochloric acid have brown light red precipitation.
Standard Ironing Fastness Light Fastness Fulling Persperation Fastness Soaping Water
Alkali Acid
ISO 5 3-4 4 5 4-5 5
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