Substance profile
2-methoxy-2-methylbutane
2-methoxy-2-methylbutane: gas Vapor.
01 · Identification
What 2-methoxy-2-methylbutane is
2-methoxy-2-methylbutane: gas Vapor. It boils at 86.3 °C, melts at -80 °C, is very soluble in water.
Under the GHS it carries the signal word Danger. It is classed as flammable agents - 4th degree.
Other names for 2-methoxy-2-methylbutane
- tert-amyl methyl ether
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 |
|---|---|
| H225 | Highly flammable liquid and vapour. |
| H302 | Harmful if swallowed. |
| H336 | May cause drowsiness or dizziness. |
Precautionary statements: P210, P233, P241, P242, P270, P301, P312, P330, P403
03 · Physical and chemical properties
2-methoxy-2-methylbutane 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 | 86.3 °C (187.3 °F) | HSDB | |
| 86.11 °C (187 °F) | OSHA | ||
| Melting point | -80 °C (-112 °F) | ICSC | |
| Density | 0.77 g/cm³ | ICSC | |
| 0.766 g/cm³ | at 25 °C | HSDB | |
| Solubility | Very soluble ethyl ether, ethanol | HSDB | |
| In water, 1.07X10+4 mg/L at 20 °C | at 20 °C | HSDB | |
| Vapor pressure | 75.21 mmHg | OSHA | |
| 67.5056 mmHg | at 20 °C | ICSC | |
| 75.2 mmHg | at 25 °C | HSDB | |
| Flash point | -7 °C (19.4 °F) | HSDB | |
| -11 °C (12.2 °F) | ICSC | ||
| Autoignition temperature | 415 °C (779 °F) | HSDB | |
| 430 °C (806 °F) | ICSC | ||
| Lower explosive limit (LEL) | 1.1 % by volume | HSDB | |
| Vapor/air mixtures are explosive. | HSDB | ||
| Upper explosive limit (UEL) | 7.1 % by volume | HSDB | |
| Vapor density | 3.6 (air = 1) | ICSC | |
| 0.77 (air = 1) | OSHA | ||
| Odor threshold | Odor Threshold Low: 0.02 [ppm] | Haz-Map | |
| Detection odor threshold from ACGIH | Haz-Map |
Values compiled from PubChem Laboratory Chemical Safety Summary. Temperatures converted to Fahrenheit for reference.
04 · Handling and storage
Storing and handling 2-methoxy-2-methylbutane
Storage conditions
Keep container tightly closed in a dry and well-ventilated place. Containers which are opened must be carefully resealed and kept upright to prevent leakage. Store in cool place.
Source: Hazardous Substances Data Bank (HSDB)
Incompatible materials
Materials to avoid: strong oxidizing agents
Source: Hazardous Substances Data Bank (HSDB)
Planning storage for a mix of chemicals? Check 2-methoxy-2-methylbutane in the storage compatibility matrix →