Solvent Blue 3
Name:C.I.Solvent Blue 3,C.I.42775
Molecular Structure: triarylmethane class
Molecular Formula:
Molecular Weight:
CAS Registry Number:8004-91-9
Manufacturing Methods :in the presence of Benzoic acid (best for blu-ray products) or acetic acid or sodium acetate (for red light products) exists, will C.I.Basic Violet 14 (by (a) aniline, O-Methylaniline and p-Methylaniline with Triethylamine hydrochloride and its mixture of 1-Nitrobenzene, or 1-Nitrobenzene and mixtures of 1-Methyl-2-nitrobenzene, iron and Zinc chloride in the presence of heating (Nitrobenzene method); (b) aniline, O-Methylaniline and p-Methylaniline heating the mixture and arsenate (arsenate France) derived) with an excess of aniline heating (about 180 ℃), magenta, and magenta Vice obtained N – phenylated of different mixtures of acetate, sulfate, hydrochloride salt.
Properties and Applications:blue. Insoluble in water, soluble in ethanol. In concentrated sulfuric acid for brown light yellow, blue precipitation after dilution. Dye aqueous solution to join sodium hydroxide as brownish red. Used for alcohol solvent, oil and paraffin color.
| Standard | Light Fastness | Heat-resistant(℃) | water | Sodium Carbonate(5%) | Hydrochloric acid(5%) | |
| Melting point | Stable | |||||
| ISO | Good | Insoluble | ||||
List of Suppliers:
ABCOL Spirit Blue Base N( Abbey Color Inc. )
Calco Spirit Blue Base N( Pylam Products Co. Inc. )
Simpsol Opal Blue 22281 (Simpsons (UK) Ltd)
[…] Methods : C.I. Solvent Blue 3 (C.I. 42775) with strong sulfuric acid three stlfonation, and translated into sodium […]