P-phenylenediamine is a Standardized Chemical Allergen. The physiologic effect of p-phenylenediamine is by means of Increased Histamine Release, and Cell-mediated Immunity.
Acute toxic
Environmental hazard
⚠️ For information only; not a substitute for the official Safety Data Sheet (SDS).
P-phenylenediamine is a Standardized Chemical Allergen. The physiologic effect of p-phenylenediamine is by means of Increased Histamine Release, and Cell-mediated Immunity.
| Physical Description | P-phenylenediamine appears as a white to purple crystalline solid (melting point 234 F) that turns purple to black in air. Flash point 309 F. Toxic by skin absorption, inhalation or ingestion. Used… |
| Color/Form | WHITE TO SLIGHTLY RED CRYSTALS |
| Melting Point | 284 °F (NTP, 1992) |
| Boiling Point | 513 °F at 760 mmHg (NTP, 1992) |
| Flash Point | 311 °F (NTP, 1992) |
| Density | Greater than 1 (water= 1) |
| Solubility | 4 % at 75 °F (NIOSH, 2024) |
| Vapor Pressure | less than 1 mmHg (NIOSH, 2024) |
| Stability/Shelf Life | ON STANDING IN AIR, OXIDIZES TO PURPLE AND BLACK /COLOR/. |
| IUPAC Name | benzene-1,4-diamine |
| Molecular Formula | C6H8N2 |
| Molecular Weight | 108.14 g/mol |
| CAS | 106-50-3 |
| SMILES | C1=CC(=CC=C1N)N |
| InChIKey | CBCKQZAAMUWICA-UHFFFAOYSA-N |
| Catalog No | KC.1610125 |
| Pack sizes | 250GM |
⚠️ For information only; not a substitute for the official SDS.