Eosin B
ALDRICH/212954 - Dye content 95 %
Synonym: Acid Red 91
CAS Number: 56360-46-4
Empirical Formula (Hill Notation): C20H8Br2N2O9
Molecular Weight: 580.09
MDL Number: MFCD00066762
Linear Formula: C20H8Br2N2O9
Product Type: Chemical
| ε (extinction coefficient) | ≥7000 at 515-521 nm |
| λmax | 522 nm |
| application(s) | diagnostic assay manufacturing hematology histology |
| composition | Dye content, 95% |
| form | powder, crystals or chunks |
| InChI | 1S/C20H8Br2N2O9/c21-14-16 |
| InChI key | YDIYPOHFEIEJPE-UHFFFAOYSA |
| mp | 275 °C (dec.) (lit.) |
| Quality Level | 100 ![]() |
| SMILES string | OC(=O)c1ccccc1C2=C3C=C(C( |
| solubility | spirit: soluble |
| storage temp. | room temp |
| 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 |
| mp | 275 °C (dec.) (lit.) |
| Storage Temp. | room temp |
| Colour Index Number | 45400 |
| UNSPSC | 12171500 |

