Log in | Join Free | china | japan | germany

C. I. SOLVENT BLUE 49)

Request For Quotation
C. I. SOLVENT BLUE 49) Basic information
Product Name:C. I. SOLVENT BLUE 49)
Synonyms:C. I. SOLVENT BLUE 49);C.I.Solvent Blue 49:C.I.50315
CAS:52218-73-2
MF:C34H23N4NaO6S2
MW:670.68939
EINECS:
Product Categories:
Mol File:52218-73-2.mol
C. I. SOLVENT BLUE 49) Structure
C. I. SOLVENT BLUE 49) Chemical Properties
Safety Information
MSDS Information
C. I. SOLVENT BLUE 49) Usage And Synthesis
Preparation6,8-Bis(phenylamino)naphthalene-1-sulfonic acid and 5-Amino-2-(phenylamino)benzenesulfonic acid condensation, its product to (add) ammonia Cuprous oxide as catalyst for air oxidation.
Properties and Applicationsred light blue. Soluble in water for blue, soluble in ethanol is purple, soluble in Cellosole, insoluble in benzene, toluene and Stout solvent. In concentrated sulfuric acid for green, dilution after red light blue; In concentrated nitric acid for deep purple. Dye aqueous solution to join sodium hydroxide for brown, with precipitation; Join hydrochloric acid for blue, with precipitation.
Standard Light Fastness Heat-resistant(℃) water Sodium Carbonate
(5%) 		Hydrochloric acid
(5%)
Melting point Stable
ISO Good 200 Insoluble Poor Insoluble
C. I. SOLVENT BLUE 49) Preparation Products And Raw materials
Tag:C. I. SOLVENT BLUE 49)(52218-73-2) Related Product Information
Solvent Blue 4