Chemical Properties of 2-Pentene, 3-methyl- (CAS 922-61-2)

InChI

InChI=1S/C6H12/c1-4-6(3)5-2/h4H,5H2,1-3H3

InChI Key

BEQGRRJLJLVQAQ-UHFFFAOYSA-N

Formula

C6H12

SMILES

CC=C(C)CC

Molecular Weight¹

84.16

CAS

922-61-2

Other Names

• 3-Methyl-2-pentene
• 3-Methyl-2-pentene,c&t
• 3-methylpent-2-ene
• CH3CH=C(CH3)C2H5

• PAff : Proton affinity (kJ/mol).
• BasG : Gas basicity (kJ/mol).
• 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).
• 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
PAff	812.90	kJ/mol	NIST
BasG	784.00	kJ/mol	NIST
ΔfG°	71.31	kJ/mol	Joback Calculated Property
ΔfH°gas	-59.74	kJ/mol	Joback Calculated Property
ΔfusH°	10.19	kJ/mol	Joback Calculated Property
ΔvapH°	28.99	kJ/mol	Joback Calculated Property
log10WS	-2.19		Crippen Calculated Property
logPoct/wat	2.363		Crippen Calculated Property
McVol	91.100	ml/mol	McGowan Calculated Property
Pc	3314.37	kPa	Joback Calculated Property
Inp	[566.00; 617.00]
Inp	610.00		NIST
Inp	612.00		NIST
Inp	589.00		NIST
Inp	611.00		NIST
Inp	610.00		NIST
Inp	Outlier 566.00		NIST
Inp	617.00		NIST
Tboil	340.72	K	Joback Calculated Property
Tc	516.68	K	Joback Calculated Property
Tfus	138.34	K	Joback Calculated Property
Vc	0.352	m3/kmol	Joback Calculated Property

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[145.07; 201.67]	J/mol×K	[340.72; 516.68]
Cp,gas	145.07	J/mol×K	340.72	Joback Calculated Property
Cp,gas	155.60	J/mol×K	370.05	Joback Calculated Property
Cp,gas	165.66	J/mol×K	399.37	Joback Calculated Property
Cp,gas	175.29	J/mol×K	428.70	Joback Calculated Property
Cp,gas	184.49	J/mol×K	458.03	Joback Calculated Property
Cp,gas	193.27	J/mol×K	487.36	Joback Calculated Property
Cp,gas	201.67	J/mol×K	516.68	Joback Calculated Property

Correlations

Property	Value	Unit	Temperature (K)	Source
Pvap	[1.33; 202.64]	kPa	[250.34; 363.21]	The Yaw...
Equation			ln(Pvp) = A + B/(T + C)
Coefficient A			1.48533e+01
Coefficient B			-3.12257e+03
Coefficient C			-3.59620e+01
Temperature range, min.			250.34
Temperature range, max.			363.21
Pvap	1.33	kPa	250.34	Calculated Property
Pvap	2.98	kPa	262.88	Calculated Property
Pvap	6.13	kPa	275.42	Calculated Property
Pvap	11.73	kPa	287.96	Calculated Property
Pvap	21.11	kPa	300.50	Calculated Property
Pvap	36.01	kPa	313.05	Calculated Property
Pvap	58.67	kPa	325.59	Calculated Property
Pvap	91.78	kPa	338.13	Calculated Property
Pvap	138.54	kPa	350.67	Calculated Property
Pvap	202.64	kPa	363.21	Calculated Property

Similar Compounds

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

Sources

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

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Outlier This icon means that the value is more than 2 standard deviations away from the property mean.