(S)-(-)-1,2-Epoxybutane

Systematic Name: (2S)-2-Ethyloxirane
Synonyms of (S)-(-)-1,2-Epoxybutane (CAS NO.30608-62-9): (S)-1,2-Epoxybutane ; 2S-Ethyloxirane; (S)-1-Butene oxide ; (S)-Ethyloxirane
CAS NO: 30608-62-9
Molecular Formula: C₄H₈O
Molecular Weight: 72.1057
Molecular Structure:
H bond acceptors: 1
H bond donors: 0
Freely Rotating Bonds: 1 Polar
Surface Area: 12.53 Å²
Index of Refraction: 1.407
Molar Refractivity: 20.15 cm³
Molar Volume: 81.8 cm³
Surface Tension: 28.3 dyne/cm
Density: 0.88 g/cm³
Enthalpy of Vaporization: 29.29 kJ/mol
Boiling Point: 63.4 °C at 760 mmHg
Flash Point: 10 °F
Vapour Pressure: 184 mmHg at 25°C
Product Categories of (S)-(-)-1,2-Epoxybutane (CAS NO.30608-62-9): Chiral Compounds;Epoxides
SMILES: O1[C@@H](CC)C1
InChI: InChI=1/C4H8O/c1-2-4-3-5-4/h4H,2-3H2,1H3/t4-/m0/s1
InChIKey: RBACIKXCRWGCBB-BYPYZUCNBI
Std. InChI: InChI=1S/C4H8O/c1-2-4-3-5-4/h4H,2-3H2,1H3/t4-/m0/s1
Std. InChIKey: RBACIKXCRWGCBB-BYPYZUCNSA-N

Hazard Codes:F,T
Risk Statements: 20/21/22-34-40
R20/21/22: Harmful by inhalation, in contact with skin and if swallowed. 
R34: Causes burns. 
R40: Limited evidence of a carcinogenic effect.
Safety Statements: 16-26-27-36/37/39-45
S16: Keep (S)-(-)-1,2-Epoxybutane (CAS NO.30608-62-9) away from sources of ignition. 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S27: Take off immediately all contaminated clothing. 
S36/37/39: Wear suitable protective clothing, gloves and eye/face protection. 
S45: In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
RIDADR: UN 3022 3/PG 2
WGK Germany: 3