Name | 1,2-epoxybutane |
Synonyms | 1,2-epoxy Butyleneoxide 1-Butene oxide 1,2-epoxy-butan 1,2-epoxybutane 1,2-buteneoxide 1,2-Butene oxide 1,2-Butylene oxide 1,2-butyleneepoxide (2R)-2-ethyloxirane (R,S)-2-Ethyl-oxirane 1,2-butyleneoxide,stabilized 1,2-epoxybutane(1,2-butyleneoxide) |
CAS | 106-88-7 |
EINECS | 203-438-2 |
InChI | InChI=1/C4H8O/c1-2-4-3-5-4/h4H,2-3H2,1H3/t4-/m1/s1 |
InChIKey | RBACIKXCRWGCBB-UHFFFAOYSA-N |
Molecular Formula | C4H8O |
Molar Mass | 72.11 |
Density | 0.829 g/mL at 20 °C(lit.) |
Melting Point | -129.28°C |
Boling Point | 63°C(lit.) |
Flash Point | 10°F |
Water Solubility | 86.8g/L at 25℃ |
Solubility | 86.8g/l |
Vapor Presure | 140 mm Hg ( 20 °C) |
Vapor Density | 2.2 (vs air) |
Appearance | Colorless liquid withpungent odor |
Color | Colorless to Almost colorless |
BRN | 102411 |
PH | 7 (50g/l, H2O, 20℃) |
Storage Condition | Store below +30°C. |
Stability | Stable, but prone to polymerization - stabilizer may be added to neat liquid. Highly flammable. Incompatible with strong oxidizing agents, acids, bases, anhydrous metal halides, amino, hydroxyl and ca |
Explosive Limit | 1.7-19%(V) |
Refractive Index | n20/D 1.384 |
Physical and Chemical Properties | A colorless flowing liquid. Freezing point -150 ℃, boiling point 63 ℃, relative density 0.8312(20/20 ℃), refractive index 1.3840, flash point -12 ℃. Miscible with most organic solvents, slightly soluble in water. |
Risk Codes | R11 - Highly Flammable R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. R36/37/38 - Irritating to eyes, respiratory system and skin. R40 - Limited evidence of a carcinogenic effect R52/53 - Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment. |
Safety Description | S9 - Keep container in a well-ventilated place. S16 - Keep away from sources of ignition. S29 - Do not empty into drains. S36/37 - Wear suitable protective clothing and gloves. S61 - Avoid release to the environment. Refer to special instructions / safety data sheets. S19 - |
UN IDs | UN 3022 3/PG 2 |
WGK Germany | 2 |
RTECS | EK3675000 |
TSCA | Yes |
HS Code | 29109000 |
Hazard Class | 3.1 |
Packing Group | II |
Toxicity | LD50 orally in Rabbit: 500 mg/kg LD50 dermal Rabbit 1743 mg/kg |