Phloxine B
SIAL/P4030 - Dye content ≥80 %, certified by the BSC
Synonym: 2′,4′,5′,7′-Tetrabromo-4,5,6,7-tetrachlorofluorescein disodium salt; Acid Red 92; Cyanosine; D&C;Red No. 28; Eosin 10B
CAS Number: 18472-87-2
Empirical Formula (Hill Notation): C20H2Br4Cl4Na2O5
Molecular Weight: 829.63
EC Number: 242-355-6
MDL Number: MFCD00070627
Linear Formula: C20H2Br4Cl4Na2O5
Product Type: Chemical
| εmax | 1150-1300 at 546-550 nm |
| agency | certified by the BSC |
| application(s) | diagnostic assay manufacturing hematology histology |
| color | dark red |
| composition | Dye content, ≥80% |
| form | powder |
| InChI | 1S/C20H4Br4Cl4O5.2Na/c21- |
| InChI key | OOYIOIOOWUGAHD-UHFFFAOYSA |
| Quality Level | 200 ![]() |
| SMILES string | [Na+].[Na+].[O-]c1c(Br)cc |
| solubility | H2O: 1 mg/mL |
| storage temp. | room temp |
| technique(s) | microbe id | staining: suitable |
| Application: | Certified for use in Mallory′s phloxine-methylene blue stain; Kreyberg′s method for keratin and mucus. |
| Application: | Phloxine B has been used as a component of yeast extract peptone dextrose (YEPD) to grow Schizosaccharomyces pombe. |
| General description: | Phloxine B is part of the xanthylium class of dyes. The stain is mostly used to determine cell ploidy and temperature sensitivity of Schizosaccharomyces pombe. Solid media is colored a vivid pink. |
| Packaging: | 25 g in glass bottle |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 2 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Storage Temp. | room temp |
| Colour Index Number | 45410 |
| UNSPSC | 12171500 |

