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Isobutylene oxide

Isobutylene oxide structure

CAS No:
558-30-5
Formula:
C4H8O
Chemical Name:
Isobutylene oxide
Synonyms:
Oxirane,2,2-dimethyl-;Propane,1,2-epoxy-2-methyl-;Ethylene oxide,α,α-dimethyl-;2,2-Dimethyloxirane;Isobutylene oxide;Isobutylene epoxide;1,1-Dimethylethylene oxide;2-Methyl-1-propene oxide;2-Methyl-1,2-epoxypropane;Isobutene oxide;1,2-Isobutylene oxide;1,2-Epoxy-2-methylpropane;1,2-Epoxyisobutane;2-Methylpropylene oxide;NSC 24249;2-Methyl-1-propenoxide;2-Methyl-2,3-epoxypropane
Categories:
Organic Chemistry > Hydrocarbons and Derivatives

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Description

clear colorless liquid

Liquid

Isobutylene oxide Basic Attributes

Molecular Weight：

72.11

Exact Mass：

72.11

BRN：

102408

EC Number：

209-193-8

UNII：

UJ14MJ1WG0

NSC Number：

24249

DSSTox ID：

DTXSID7060330

HScode：

29109000

Characteristics

PSA：

12.5

XLogP3：

0.79520

Appearance：

Clear colorless Liquid

Density：

0.8153 g/cm³ @ Temp: 15 °C

Boiling Point：

52 °C

Flash Point：

33 °F

Refractive Index：

n20/D 1.374(lit.)

Water Solubility：

H2O: 58 g/L (20 ºC)

Storage Conditions：

Flammables area

Explosive limit：

1.5-13.5%(V)

Safety Information

Packing level：

Hazard category：

Transport codes：

UN 1993 3/PG 1

wgk germany：

hazard class code：

11-36/37/38-20/21/22-34

safety instructions：

16-26-36-36/37/39-45

RTECS Number：

TZ3580000

Marks：

F,Xi,Xn,C

Precautionary statement(s)：

P210-P261-P280-P305 + P351 + P338-P310

Hazard Statements：

H225-H314-H335

GHS Classification：

|Danger|H225 (100%): Highly Flammable liquid and vapor [Danger Flammable liquids]|P201, P202, P210, P233, P240, P241, P242, P243, P260, P261, P264, P271, P280, P281, P301+P330+P331, P303+P361+P353, P304+P340, P305+P351+P338, P308+P313, P310, P312, P321, P363, P370+P378, P403+P233, P403+P235, P405, and P501|Aggregated GHS information provided by 170 companies from 10 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Drug Information

MeSH Entry Terms：

2-MEP

Isobutylene oxide Use and Manufacturing

Uses

1,1-Dimethyloxirane is an epoxide that is used as an initiator in the synthesis of polyisobutylenes.

Intermediates

Fuels and related products

Manufacturing Info：

Petrochemical manufacturing|Oxirane, 2,2-dimethyl-: ACTIVE

Computed Properties

Molecular Weight:72.11
XLogP3:0.5
Hydrogen Bond Acceptor Count:1
Exact Mass:72.057514874
Monoisotopic Mass:72.057514874
Topological Polar Surface Area:12.5
Heavy Atom Count:5
Complexity:47.6
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

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