Chemical Properties of 2-Pentene, 2,3-dimethyl- (CAS 10574-37-5)

InChI

InChI=1S/C7H14/c1-5-7(4)6(2)3/h5H2,1-4H3

InChI Key

WFHALSLYRWWUGH-UHFFFAOYSA-N

Formula

C7H14

SMILES

CCC(C)=C(C)C

Molecular Weight¹

98.19

CAS

10574-37-5

Other Names

• 2,3-DIMETHYL-2-PENTENE
• C2H5C(CH3)=C(CH3)2
• ETHYLTRIMETHYLETHYLENE

• C_p,gas : Ideal gas heat capacity (J/mol×K).
• Δ_fG° : Standard Gibbs free energy of formation (kJ/mol).
• Δ_fH°_gas : Enthalpy of formation at standard conditions (kJ/mol).
• Δ_fusH° : Enthalpy of fusion at standard conditions (kJ/mol).
• Δ_vapH° : Enthalpy of vaporization at standard conditions (kJ/mol).
• Δ_vapH : Enthalpy of vaporization at a given temperature (kJ/mol).
• IE : Ionization energy (eV).
• log₁₀WS : Log10 of Water solubility in mol/l.
• logP_oct/wat : Octanol/Water partition coefficient.
• McVol : McGowan's characteristic volume (ml/mol).
• P_c : Critical Pressure (kPa).
• P_vap : Vapor pressure (kPa).
• I_np : Non-polar retention indices.
• T_boil : Normal Boiling Point Temperature (K).
• T_c : Critical Temperature (K).
• T_fus : Normal melting (fusion) point (K).
• V_c : Critical Volume (m³/kmol).
• ¹: Molecular weight from the IUPAC atomic weights tables.

Physical Properties

Property	Value	Unit	Source
ΔfG°	71.18	kJ/mol	Joback Calculated Property
ΔfH°gas	-90.17	kJ/mol	Joback Calculated Property
ΔfusH°	11.47	kJ/mol	Joback Calculated Property
ΔvapH°	35.60	kJ/mol	NIST
IE	8.21 ± 0.01	eV	NIST
log10WS	-2.61		Crippen Calculated Property
logPoct/wat	2.753		Crippen Calculated Property
McVol	105.190	ml/mol	McGowan Calculated Property
Pc	2992.59	kPa	Joback Calculated Property
Inp	[702.00; 717.00]
Inp	712.80		NIST
Inp	702.10		NIST
Inp	702.00		NIST
Inp	710.00		NIST
Inp	712.00		NIST
Inp	713.00		NIST
Inp	711.00		NIST
Inp	712.20		NIST
Inp	703.30		NIST
Inp	704.40		NIST
Inp	713.00		NIST
Inp	713.00		NIST
Inp	703.10		NIST
Inp	703.50		NIST
Inp	705.00		NIST
Inp	703.00		NIST
Inp	706.20		NIST
Inp	708.70		NIST
Inp	708.70		NIST
Inp	703.00		NIST
Inp	704.00		NIST
Inp	706.00		NIST
Inp	702.00		NIST
Inp	704.00		NIST
Inp	705.00		NIST
Inp	706.00		NIST
Inp	705.00		NIST
Inp	702.00		NIST
Inp	704.00		NIST
Inp	712.00		NIST
Inp	714.00		NIST
Inp	715.50		NIST
Inp	703.40		NIST
Inp	703.00		NIST
Inp	705.00		NIST
Inp	Outlier 717.00		NIST
Inp	712.00		NIST
Inp	708.00		NIST
Inp	713.00		NIST
Inp	706.00		NIST
Inp	705.00		NIST
Inp	712.00		NIST
Inp	706.00		NIST
Inp	712.80		NIST
Inp	713.00		NIST
Inp	703.00		NIST
Inp	704.00		NIST
Inp	712.00		NIST
Tboil	[97.65; 967.15]	K
Tboil	370.70	K	NIST
Tboil	370.55 ± 0.50	K	NIST
Tboil	370.53 ± 0.20	K	NIST
Tboil	370.65 ± 1.00	K	NIST
Tboil	370.61 ± 0.30	K	NIST
Tboil	370.15 ± 1.00	K	NIST
Tboil	370.49 ± 0.60	K	NIST
Tboil	370.58 ± 0.30	K	NIST
Tboil	370.49 ± 0.30	K	NIST
Tboil	370.49 ± 0.40	K	NIST
Tboil	Outlier 97.65 ± 0.50	K	NIST
Tboil	368.25 ± 0.70	K	NIST
Tboil	365.65 ± 4.00	K	NIST
Tboil	365.65 ± 4.00	K	NIST
Tboil	366.15 ± 4.00	K	NIST
Tboil	Outlier 967.15 ± 2.00	K	NIST
Tboil	366.65 ± 3.00	K	NIST
Tboil	364.65 ± 4.00	K	NIST
Tboil	364.00 ± 5.00	K	NIST
Tboil	367.15 ± 3.00	K	NIST
Tboil	366.65 ± 5.00	K	NIST
Tc	542.91	K	Joback Calculated Property
Tfus	135.65	K	Joback Calculated Property
Vc	0.409	m3/kmol	Joback Calculated Property

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[180.35; 245.27]	J/mol×K	[363.48; 542.91]
Cp,gas	180.35	J/mol×K	363.48	Joback Calculated Property
Cp,gas	192.44	J/mol×K	393.38	Joback Calculated Property
Cp,gas	204.00	J/mol×K	423.29	Joback Calculated Property
Cp,gas	215.05	J/mol×K	453.19	Joback Calculated Property
Cp,gas	225.59	J/mol×K	483.10	Joback Calculated Property
Cp,gas	235.66	J/mol×K	513.00	Joback Calculated Property
Cp,gas	245.27	J/mol×K	542.91	Joback Calculated Property
ΔvapH	34.20	kJ/mol	359.00	NIST

Correlations

Property	Value	Unit	Temperature (K)	Source
Pvap	[1.33; 202.66]	kPa	[269.23; 392.81]	The Yaw...
Equation			ln(Pvp) = A + B/(T + C)
Coefficient A			1.41363e+01
Coefficient B			-3.00625e+03
Coefficient C			-5.21500e+01
Temperature range, min.			269.23
Temperature range, max.			392.81
Pvap	1.33	kPa	269.23	Calculated Property
Pvap	3.04	kPa	282.96	Calculated Property
Pvap	6.31	kPa	296.69	Calculated Property
Pvap	12.14	kPa	310.42	Calculated Property
Pvap	21.85	kPa	324.15	Calculated Property
Pvap	37.16	kPa	337.89	Calculated Property
Pvap	60.20	kPa	351.62	Calculated Property
Pvap	93.48	kPa	365.35	Calculated Property
Pvap	139.89	kPa	379.08	Calculated Property
Pvap	202.66	kPa	392.81	Calculated Property

Similar Compounds

Find more compounds similar to 2-Pentene, 2,3-dimethyl-.

Sources

• Crippen Method
• Crippen Method
• Joback Method
• KDB
• McGowan Method
• NIST Webbook
• The Yaws Handbook of Vapor Pressure

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