Substance profile
2-methyl-p-phenylenediamine
2-methyl-p-phenylenediamine is plates from benzene.
01 · Identification
What 2-methyl-p-phenylenediamine is
2-methyl-p-phenylenediamine is plates from benzene. Its molecular formula is C7H10N2 and its molecular weight is 122.17 g/mol. It boils at 274 °C, melts at 64 °C.
Under the GHS it carries the signal word Danger.
Other names for 2-methyl-p-phenylenediamine
- 2,5-toluenediamine
02 · GHS classification
Hazards and label elements
Harmonised classification under CLP Annex VI. This is the legally binding classification in the EU; other jurisdictions may differ.
| Code | Hazard statement |
|---|---|
| H301 | Toxic if swallowed. |
| H332 | Harmful if inhaled. |
| H312 | Harmful in contact with skin. |
| H317 | May cause an allergic skin reaction. |
| H411 | Toxic to aquatic life with long lasting effects. |
Precautionary statements: P260, P261, P270, P271, P272, P273, P280, P301, P302, P304, P310, P312, P313, P330, P333, P352, P391, P501
03 · Physical and chemical properties
2-methyl-p-phenylenediamine properties
Every value is shown with the conditions it was measured under and the source it came from. Where sources disagree, all values are listed rather than one being picked — the difference is usually a different form of the substance, not an error.
| Property | Value | Conditions | Source |
|---|---|---|---|
| Boiling point | 273.5 °C (524.3 °F) | HSDB | |
| Melting point | 64 °C (147.2 °F) | HSDB | |
| Solubility | Soluble in water, ethanol, ethyl ether; slightly soluble in benzene, acetic acid | HSDB | |
| Vapor pressure | 0.0034 mmHg | Haz-Map |
Values compiled from PubChem Laboratory Chemical Safety Summary. Temperatures converted to Fahrenheit for reference.