ChemicalBook > CAS DataBase List > Solvent Red 31
Solvent Red 31
- Product Name
- Solvent Red 31
- CAS No.
- 6226-90-0
- Chemical Name
- Solvent Red 31
- Synonyms
- C.I.27306;Solvent Red 31;C.I.Solvent Red 31;C.I.Solvent Red 31:C.I.27306;Solvent Red 31 ISO 9001:2015 REACH;7-hydroxy-8-[[4-(phenylazo)phenyl]azo]naphthalene-1,3,6-trisulphonic acid, compound with bis(cyclohexyl)amine;(8Z)-7-Oxo-8-({4-[(E)-phenyldiazenyl]phenyl}hydrazono)-7,8-dihydr o-1,3,6-naphthalenetrisulfonic acid - N-cyclohexylcyclohexanamine (1:1)
- CBNumber
- CB5875508
- Molecular Formula
- C34H39N5O10S3
- Formula Weight
- 773.89596
- MOL File
- 6226-90-0.mol
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Solvent Red 31 Property
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Solvent Red 31 Chemical Properties,Usage,Production
Preparation
4-(Phenyldiazenyl)benzenamine diazotization and 7-Hydroxynaphthalene-1,3,6-trisulfonic acid coupling, and then translate into dicyclohexyl amine salt.
Properties and Applications
red. Dark red powder. Insoluble in water, slightly soluble in ethanol for magenta. In concentrated sulfuric acid to purple, dilution after pink. Dye aqueous solution to join concentrated hydrochloric acid to red; Add thick sodium hydroxide solution for brown. Used for plastic, grease, printing ink, paint color.
Standard | Light Fastness | Heat-resistant(℃) | water | Sodium Carbonate(5%) | Hydrochloric acid(5%) | |
Melting point | Stable | |||||
ISO | Good | 120(1hr) | Well | Poor | Poor |
Solvent Red 31 Preparation Products And Raw materials
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Preparation Products
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