CHEMICAL AND PHYSICAL PROPERTIES
| Physical Description | 3,3'-dimethoxybenzidine-4,4'-diisocyanate appears as gray to brown powder or dark beige sandy powder. Melting point 112 °C. Insoluble in water. Toxic by inhalation and ingestion. A skin irritant. Used in making plastics. |
|---|---|
| Color/Form | Gray to brown powder |
| Melting Point | 234 °F (NTP, 1992) |
| Flash Point | 245 °C |
| Solubility | less than 1 mg/mL at 63.5 °F (NTP, 1992) |
| Decomposition | When heated to decomposition it emits toxic fumes of /nitrogen oxides/. |
| Other Experimental Properties | Hydrolysed to 3,3'-dimethoxybenzidine; emits toxic fumes of nitric oxide when heated to decomposition. |
| Chemical Classes | Plastics & Rubber -> Diisocyanates |
COMPUTED DESCRIPTORS
| Molecular Weight | 296.28 g/mol |
|---|---|
| XLogP3 | 5.1 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 6 |
| Rotatable Bond Count | 5 |
| Exact Mass | 296.07970687 g/mol |
| Monoisotopic Mass | 296.07970687 g/mol |
| Topological Polar Surface Area | 77.3 Ų |
| Heavy Atom Count | 22 |
| Formal Charge | 0 |
| Complexity | 415 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| Covalently-Bonded Unit Count | 1 |
| Compound Is Canonicalized | Yes |
PRODUCT INTRODUCTION
description
3,3'-dimethoxybenzidine-4,4'-diisocyanate appears as gray to brown powder or dark beige sandy powder. Melting point 112 °C. Insoluble in water. Toxic by inhalation and ingestion. A skin irritant. Used in making plastics.