Brilliant Yellow
ALDRICH/201375 - Dye content ≥50 %
Synonym: Direct Yellow 4
CAS Number: 3051-11-4
Empirical Formula (Hill Notation): C26H18N4Na2O8S2
Molecular Weight: 624.55
EC Number: 221-267-1
MDL Number: MFCD00007489
Linear Formula: C26H18N4Na2O8S2
Product Type: Chemical
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: 201375-25G
| ε (extinction coefficient) | ≥37000 at 260-268 nm |
| ≥37000 at 486-494 nm | |
| λmax | 497 nm at 0.1 N in NaOH |
| application(s) | diagnostic assay manufacturing hematology histology |
| composition | Dye content, ≥50% |
| form | powder |
| InChI | 1S/C26H20N4O8S2.2Na/c31-2 |
| InChI key | YLDIUICHQPKMNH-MAPAHAHLSA |
| Quality Level | 100  |
| SMILES string | [Na+].[Na+].Oc1ccc(cc1)N |
| storage temp. | room temp |
| technique(s) | titration: suitable |
| visual transition interval | 6.5-8.0, orange to red-orange |
| Application: | Brilliant Yellow has been used to determine the transfer of inoculum from male moths to females during mating. |
| General description: | Brilliant Yellow is an orange colored powder and it belongs to the group of azo dyes. It is yellow at pH 6.4 and red-orange at pH 8.0. Brilliant Yellow has been widely used as a biosensor, anti-fungal agent, anti-AIDS (acquired immunodeficiency syndrome) agent and is used in assays for enzyme activity. |
| Packaging: | 25 g in glass bottle |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 3 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Storage Temp. | room temp |
| Colour Index Number | 24890 |
| UNSPSC | 12171500 |