Substance profile
2,3-Dinitrotoluene
2,3-Dinitrotoluene is yellow crystals.
01 · Identification
What 2,3-Dinitrotoluene is
2,3-Dinitrotoluene is yellow crystals. It melts at 63 °C, is soluble in water.
Under the GHS it carries the signal word Danger.
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 |
|---|---|
| H350 | May cause cancer <state route of exposure if it is conclusively proven that no other routes of exposure cause the hazard>. |
| H341 | Suspected of causing genetic defects <state route of exposure if it is conclusively proven that no other routes of exposure cause the hazard>. |
| H361f | Suspected of damaging fertility. |
| H331 | Toxic if inhaled. |
| H311 | Toxic in contact with skin. |
| H301 | Toxic if swallowed. |
| H373 | May cause damage to organs <or state all organs affected, if known> through prolonged or repeated exposure <state route of exposure if it is conclusively proven that no other routes of exposure cause the hazard>. |
| H400 | Very toxic to aquatic life. |
| H410 | Very toxic to aquatic life with long lasting effects. |
Precautionary statements: P201, P260, P270, P271, P273, P280, P301, P302, P304, P308, P310, P313, P314, P330, P352, P391, P501
03 · Physical and chemical properties
2,3-Dinitrotoluene 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 |
|---|---|---|---|
| Melting point | 63 °C (145.4 °F) | HSDB | |
| 60 °C (140 °F) | range, midpoint shown | ICSC | |
| Density | 1.3 g/cm³ | HSDB | |
| 1.3 g/cm³ | liquid | ICSC | |
| Solubility | Soluble in ethanol, ether; slightly soluble in chloroform | HSDB | |
| Solubility in water: very poor | ICSC | ||
| In water, 161 mg/L at 25 °C | at 25 °C | HSDB | |
| Lower explosive limit (LEL) | Material may explode when exposed to heat or flame. | HSDB | |
| Vapor density | 6.28 (air = 1) | HSDB |
Values compiled from PubChem Laboratory Chemical Safety Summary. Temperatures converted to Fahrenheit for reference.
04 · Handling and storage
Storing and handling 2,3-Dinitrotoluene
Storage conditions
Normally stored as a molten liquid. Separate from strong oxidizers & reducing agents. Hot water coils should not exceed 194 °F (90 °C). /Dinitrotoluenes/
Source: Hazardous Substances Data Bank (HSDB)
Planning storage for a mix of chemicals? Check 2,3-Dinitrotoluene in the storage compatibility matrix →