Molekula
Brilliant yellow
Brilliant yellow is a sodium salt of a disulfonated azo dye used in textile and paper dyeing. It is a water-soluble, bright yellow pigment with high color fastness. CAS: 3051-11-4, Molecular formula: C26H18N4Na2O8S2, Molecular weight: 624.55. Stored at ambient temperature. No signal word. Molekula supplies Brilliant yellow from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Overview
Brilliant yellow is a sodium salt of a disulfonated azo dye used in textile and paper dyeing. It is a water-soluble, bright yellow pigment with high color fastness. CAS: 3051-11-4, Molecular formula: C26H18N4Na2O8S2, Molecular weight: 624.55. Stored at ambient temperature. No signal word. Molekula supplies Brilliant yellow from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Specifications
| Property | Value |
|---|---|
| Appearance | Rust orange powder |
| Solubility | Soluble in water (2.5 gm/100ml) slight soluble in acetone & cellosalve |
| Dye Content | ≥70% |
| Visual Transition Interval | From pH 6.4 (yellow) to pH 8.0 (red- orange) |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Shelf Life | 24 months |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| CAS Number | 3051-11-4 |
| Molecular Formula | C26H18N4Na2O8S2 |
| Molecular Weight | 624.55 |
| SMILES | C1=CC(=CC=C1N=NC2=CC(=C(C=C2)C=CC3=C(C=C(C=C3)N=NC4=CC=C(C=C4)O)S(=O)(=O)[O-])S(=O)(=O)[O-])O.[Na+].[Na+] |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 29270050 |
| Tariff Code | 2927000090 |
Safety & GHS
For research and industrial use only
Documents
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Pricing & pack sizes
Synonyms
No alternate names recorded for this product.
Frequently asked questions
What is Brilliant Yellow used for?
Brilliant Yellow is primarily used as a synthetic dye in industrial applications, including textiles and plastics, due to its intense yellow color and stability.
What is the chemical formula and molecular weight of Brilliant Yellow?
The chemical formula is C26H18N4Na2O8S2, and the molecular weight is 624.55 g/mol.
How should Brilliant Yellow be stored?
It should be stored at ambient temperature, protected from moisture and direct sunlight.
What grade of Brilliant Yellow does Molekula supply?
Molekula supplies Brilliant Yellow in technical grade, suitable for industrial and research applications.
Can Molekula supply Brilliant Yellow in bulk?
Yes, Molekula can supply Brilliant Yellow in bulk quantities; please contact our sales team for pricing and availability.
What documentation comes with a purchase of Brilliant Yellow?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) with the shipment.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.