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1,2-Epoxybutane

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1,2-Epoxybutane
Names

Preferred IUPAC name Ethyloxirane
Other names 1,2-Butyleneoxide 1,2-Buteneoxide Ethyloxyrane
Identifiers
CAS Number	106-88-7^Y (R): 3760-95-0 (S): 30608-62-9
3D model (JSmol)	Interactive image
ChemSpider	7546 (R): 9322778 (S): 9073889
ECHA InfoCard	100.003.127
EC Number	203-438-2
PubChem CID	7834 (R): 11147670 (S): 10898629
RTECS number	EK3675000
UNII	FR67H5388O^Y
UN number	3022
CompTox Dashboard(EPA)	DTXSID501096378, DTXSID001022374 DTXSID6020569, DTXSID501096378, DTXSID001022374
InChI InChI=1S/C4H8O/c1-2-4-3-5-4/h4H,2-3H2,1H3 Key: RBACIKXCRWGCBB-UHFFFAOYSA-N (R): InChI=1S/C4H8O/c1-2-4-3-5-4/h4H,2-3H2,1H3/t4-/m1/s1 Key: RBACIKXCRWGCBB-SCSAIBSYSA-N (S): InChI=1S/C4H8O/c1-2-4-3-5-4/h4H,2-3H2,1H3/t4-/m0/s1 Key: RBACIKXCRWGCBB-BYPYZUCNSA-N
SMILES CCC1CO1 (R): CC[C@@H]1CO1 (S): CC[C@H]1CO1
Properties
Chemical formula	C₄H₈O
Molar mass	72.107 g·mol⁻¹
Appearance	colorless liquid
Density	0.83 g·cm⁻³
Melting point	−150 °C (−238 °F; 123 K)
Boiling point	65 °C (149 °F; 338 K)
Viscosity	0.40 mPa.s
Hazards
GHS labelling:
Pictograms
Signal word	Danger
Hazard statements	H225,H302,H312,H315,H319,H332,H335,H351,H412
Precautionary statements	P201,P202,P210,P233,P240,P241,P242,P243,P261,P264,P270,P271,P273,P280,P281,P301+P312,P302+P352,P303+P361+P353,P304+P312,P304+P340,P305+P351+P338,P308+P313,P312,P321,P322,P330,P332+P313,P337+P313,P362,P363,P370+P378,P403+P233,P403+P235,P405,P501
Flash point	−22 °C (−8 °F; 251 K)
Except where otherwise noted, data are given for materials in theirstandard state (at 25 °C [77 °F], 100 kPa). Infobox references

Chemical compound

1,2-Epoxybutane is anorganic compound with the formula CH₂(O)CHCH₂CH₃. It is a chiralepoxide prepared by oxidation of1-butene.^[1]

References

[edit]

^Kamata, Keigo; Yonehara, Koji; Sumida, Yasutaka; Yamaguchi, Kazuya; Hikichi, Shiro; Mizuno, Noritaka (2003). "Efficient Epoxidation of Olefins with ≥99% Selectivity and Use of Hydrogen Peroxide".Science.300 (5621):964–966.Bibcode:2003Sci...300..964K.doi:10.1126/science.1083176.PMID 12738860.S2CID 38700647.

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Epoxides

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