Direct Violet 54
Name:C.I.Direct Violet 54,C.I.51325
Molecular Structure: oxazine class
Molecular Formula:C32H14Cl2N2Na2O8S2
Molecular Weight: 513.25
CAS Registry Number:1324-43-2
Manufacturing Methods : 9H-fluoren-2-amine and 2,3,5,6-Tetrachlorocyclohexa-2,5 -diene-1,4-dione condensation, in boiling adjacent two chlorobenzene (or nitrobenzene) with 4-Methylbenzene-1-sulfonyl chloride cyclization, again with hair smoke sulfuric acid were two, and finally into two sodium salt.
Properties and Applications: bright purple. Soluble in water for purple.
Standard | Acid Resistance | Alkali Resistance | Light Fastness | Soaping | Water | ||
Fading | Stain | Fading | Stain | ||||
ISO | 2-3 | 4 | 6 | 1-2 | 2-3 |
List of Suppliers:
Sirius Light Violet FRL( IG Farbenindustrie AG )
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