o-Dianisidine
SIGMA/D9143 - peroxidase substrate
Synonym: 3,3′-Dimethoxybenzidine; Fast Blue B
CAS Number: 119-90-4
Empirical Formula (Hill Notation): C14H16N2O2
Molecular Weight: 244.29
EC Number: 204-355-4
MDL Number: MFCD00008372
Linear Formula: C14H16N2O2
Product Type: Chemical
| form | powder |
| InChI | 1S/C14H16N2O2/c1-17-13-7- |
| InChI key | JRBJSXQPQWSCCF-UHFFFAOYSA |
| Quality Level | 200 ![]() |
| SMILES string | COc1cc(ccc1N)-c2ccc(N)c(O |
| solubility | aqueous acid: soluble |
| H2O: slightly soluble |
| Application: | o-Dianisidine has been used for neutrophil myeloperoxidase activity (MPO) assay. It has also been used for staining erythrocytes. |
| Application: | as a constituent in neutral benzidine staining of dried blood smears |
| Disclaimer: | Darkens in storage. |
| Disclaimer: | Probably carcinogenic. |
| Packaging: | 5, 25 g in glass bottle |
| Symbol | ![]() GHS07,GHS08 |
| Signal word | Danger |
| Hazard statements | H302 - H350 |
| Precautionary statements | P201 - P301 + P312 + P330 - P308 + P313 |
| Hazard Codes | T |
| Risk Statements | 45-22 |
| Safety Statements | 53-45 |
| RIDADR | UN 3077 9 / PGIII |
| WGK Germany | WGK 3 |
| Flash Point(F) | 402.8 °F - closed cup |
| Flash Point(C) | 206 °C - closed cup |
| UNSPSC | 12352204 |



