Substance profile
7-oxa-3-oxiranylbicyclo [4.1.0]heptane
7-oxa-3-oxiranylbicyclo [4.1.0]heptane is a colorless liquid.
01 · Identification
What 7-oxa-3-oxiranylbicyclo… is
7-oxa-3-oxiranylbicyclo [4.1.0]heptane is a colorless liquid. Its molecular formula is C8H12O2 and its molecular weight is 140.18 g/mol. It boils at 227 °C, melts at -109 °C.
Under the GHS it carries the signal word Danger. It is classed as carcinogens.
Other names for 7-oxa-3-oxiranylbicyclo…
- 1,2-epoxy- 4-epoxyethylcyclohexane
- 4-vinylcyclohexene diepoxide
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>. |
| H360F | May damage fertility. |
| H331 | Toxic if inhaled. |
| H302 | Harmful if swallowed. |
Precautionary statements: P201, P260, P270, P271, P280, P301, P304, P308, P310, P312, P313, P330
03 · Physical and chemical properties
7-oxa-3-oxiranylbicyclo… 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 | 227 °C (440.6 °F) | at 760 mmHg | HSDB |
| 227.22 °C (441 °F) | NIOSH | ||
| 227.22 °C (441 °F) | at 760 mmHg | CAMEO | |
| Melting point | -108.89 °C (-164 °F) | NIOSH | |
| -55 °C (-67 °F) | below this value | HSDB | |
| Density | 1.1 g/cm³ | NIOSH | |
| 1.0986 g/cm³ | at 20 °C | HSDB | |
| Solubility | SOL IN WATER | HSDB | |
| High | NIOSH | ||
| 50 to 100 mg/mL at 72 °F (NTP, 1992) | at 22.22 °C | CAMEO | |
| Vapor pressure | 0.1 mmHg | NIOSH | |
| 0.1 mmHg | at 20 °C | CAMEO | |
| Flash point | 110 °C (230 °F) | NIOSH | |
| Autoignition temperature | 393 °C (739.4 °F) | ICSC | |
| Lower explosive limit (LEL) | Class IIIB Combustible Liquid: Fl.P. at or above 200 °F. | NIOSH | |
| Vapor density | 4.07 (air = 1) | CAMEO | |
| 4.8 (air = 1) | ICSC |
Values compiled from PubChem Laboratory Chemical Safety Summary. Temperatures converted to Fahrenheit for reference.
04 · Handling and storage
Storing and handling 7-oxa-3-oxiranylbicyclo…
Incompatible materials
Alcohols, amines, water [Note: Slowly hydrolyzes in water].
Source: Hazardous Substances Data Bank (HSDB)
Reactivity
1-VINYL-3-CYCLOHEXENE DIOXIDE reacts with active hydrogen compounds (such as alcohols and amines). (NTP, 1992). Epoxides are highly reactive. They polymerize in the presence of catalysts or when heated. These polymerization reactions can be violent. Compounds in this group react with acids, bases, and oxidizing and reducing agents. They react, possibly violently with water in the presence of acid and other catalysts.
Source: CAMEO Chemicals
Planning storage for a mix of chemicals? Check 7-oxa-3-oxiranylbicyclo… in the storage compatibility matrix →