Chemical Properties of Oxirane, 2-ethyl-2-methyl- (CAS 30095-63-7)

InChI

InChI=1S/C5H10O/c1-3-5(2)4-6-5/h3-4H2,1-2H3

InChI Key

QZXUQPKFNQQQAJ-UHFFFAOYSA-N

Formula

C5H10O

SMILES

CCC1(C)CO1

Molecular Weight¹

86.13

CAS

30095-63-7

Other Names

• Butane, 1,2-epoxy-2-methyl-
• 2-Ethyl-2-methyloxirane
• 2-Methyl-1-butene oxide
• 1,2-Epoxy-2-methylbutane

• C_p,gas : Ideal gas heat capacity (J/mol×K).
• Δ_fusH° : Enthalpy of fusion at standard conditions (kJ/mol).
• Δ_vapH° : Enthalpy of vaporization at standard conditions (kJ/mol).
• IE : Ionization energy (eV).
• logP_oct/wat : Octanol/Water partition coefficient.
• McVol : McGowan's characteristic volume (ml/mol).
• P_c : Critical Pressure (kPa).
• I_np : Non-polar retention indices.
• T_boil : Normal Boiling Point Temperature (K).
• T_fus : Normal melting (fusion) point (K).
• ¹: Molecular weight from the IUPAC atomic weights tables.

Physical Properties

Property	Value	Unit	Source
ΔfusH°	8.52	kJ/mol	Joback Calculated Property
ΔvapH°	34.70	kJ/mol	Relay (1.0) Calculated Property
IE	9.73	eV	Relay (1.0) Calculated Property
logPoct/wat	1.185		Crippen Calculated Property
McVol	76.320	ml/mol	McGowan Calculated Property
Pc	4260.71	kPa	Joback Calculated Property
Inp	[633.00; 646.00]
Inp	633.00		NIST
Inp	634.00		NIST
Inp	634.00		NIST
Inp	633.30		NIST
Inp	633.70		NIST
Inp	634.00		NIST
Inp	Outlier 646.00		NIST
Inp	633.00		NIST
Inp	634.00		NIST
Tboil	354.65 ± 3.00	K	NIST
Tfus	157.93	K	Relay (1.0) Calculated Property

Cheméo can also estimate Critical Temperature, Critical Volume, Enthalpy of formation at standard conditions, Standard Gibbs free energy of formation, Acentric Factor, Log10 of Water solubility in mol/l for this compound, but they fall outside the models' validated range, so they are not shown here. Open the prediction tool to compute them on demand.

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[133.96; 191.82]	J/mol×K	[347.93; 537.30]
Cp,gas	133.96	J/mol×K	347.93	Joback Calculated Property
Cp,gas	145.77	J/mol×K	379.49	Joback Calculated Property
Cp,gas	156.60	J/mol×K	411.05	Joback Calculated Property
Cp,gas	166.54	J/mol×K	442.61	Joback Calculated Property
Cp,gas	175.67	J/mol×K	474.17	Joback Calculated Property
Cp,gas	184.06	J/mol×K	505.74	Joback Calculated Property
Cp,gas	191.82	J/mol×K	537.30	Joback Calculated Property

Similar Compounds

Find more compounds similar to Oxirane, 2-ethyl-2-methyl-.

Sources

• Cheméo Relay (1.0)
• Crippen Method
• Crippen Method
• Joback Method
• McGowan Method
• NIST Webbook

Note: Cheméo is only indexing the data, follow the source links to retrieve the latest data. The source is also providing more information like the publication year, authors and more. Take the time to validate and double check the source of the data.
Outlier This icon means that the value is more than 2 standard deviations away from the property mean.
These property values are available through the Cheméo API. A free account gives you an access key.