2,3-Epoxybutane

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Names

[ Name ]:
2,3-Epoxybutane

[Synonym ]:
Oxirane, 2,3-dimethyl-
MFCD00066345
2,3-Epoxybutane
trans-butene oxide
EINECS 221-877-8
2,3-Butylene Oxide
cis-2,3-epoxybutane
Pseudobutylene Oxide
2-Butene oxide
Butane,2,3-epoxy
Oxirane,2,3-dimethyl
butane-2,3-epoxide
2,3-Dimethyloxirane
2-Butene expoxide

Chemical & Physical Properties

[ Density]:
0.9±0.1 g/cm3

[ Boiling Point ]:
56.5±0.0 °C at 760 mmHg

[ Melting Point ]:
56-57°C (lit.)

[ Molecular Formula ]:
C₄H₈O

[ Molecular Weight ]:
72.106

[ Flash Point ]:
-21.7±0.0 °C

[ Exact Mass ]:
72.057518

[ PSA ]:
12.53000

[ LogP ]:
0.80

[ Vapour Pressure ]:
239.2±0.1 mmHg at 25°C

[ Index of Refraction ]:
1.396

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: EK3855000

CHEMICAL NAME :: Butane, 2,3-epoxy-

CAS REGISTRY NUMBER :: 3266-23-7

LAST UPDATED :: 199710

DATA ITEMS CITED :: 6

MOLECULAR FORMULA :: C4-H8-O

MOLECULAR WEIGHT :: 72.12

WISWESSER LINE NOTATION :: T3OTJ B1 C1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

MUTATION DATA

TYPE OF TEST :: Mutation in microorganisms

TEST SYSTEM :: Bacteria - Klebsiella pneumoniae

DOSE/DURATION :: 20 mmol/L

REFERENCE :: MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 89,269,1981

Safety Information

[ Symbol ]:

GHS02, GHS07

[ Signal Word ]:
Danger

[ Hazard Statements ]:
H225-H315-H319-H335

[ Precautionary Statements ]:
P210-P261-P305 + P351 + P338

[ Personal Protective Equipment ]:
Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US)

[ Hazard Codes ]:
F:Flammable;Xi:Irritant;

[ Risk Phrases ]:
R11;R36/37/38

[ Safety Phrases ]:
S16-S26-S36

[ RIDADR ]:
UN 3271 3/PG 2

[ WGK Germany ]:
3

[ RTECS ]:
EK3855000

Articles

Non-mutagenicity of 2-methyl-2,3-epoxybutane and factors influencing the mutagenicity of 2,3-epoxybutane.

J. Appl. Toxicol. 2(6) , 284-8, (1982)

The compound 2,3-epoxybutane (2,3-EB) is a direct mutagen for the base-pair-substitution-sensitive strains TA 1530, TA 1535 and TA 100, in the absence and in the presence of metabolic activation by li...

Assessing the potential for diol and hydroxy sulfate ester formation from the reaction of epoxides in tropospheric aerosols.

Environ. Sci. Technol. 43(5) , 1386-92, (2009)

Polyols and sulfate esters have recently been identified in the secondary organic aerosol (SOA) formed in the photooxidation of biogenic hydrocarbons both in the laboratory and under ambient atmospher...

Increase of 2,3-epoxybutane mutagenicity by glutathione-S-transferases.

Toxicol. Lett. 21(3) , 255-62, (1984)

The mutagenicity of 2,3- epoxybutane (2,3-EB) towards Salmonella FFphimurium TA1530 is increased by rat liver S9 mix. This enhancement can be induced by Aroclor 1254 (ARO) or phenobarbitone (PB) pretr...