Chemical Properties of Formic acid, pentyl ester (CAS 638-49-3)

InChI

InChI=1S/C6H12O2/c1-2-3-4-5-8-6-7/h6H,2-5H2,1H3

InChI Key

DIQMPQMYFZXDAX-UHFFFAOYSA-N

Formula

C6H12O2

SMILES

CCCCCOC=O

Molecular Weight¹

116.16

CAS

638-49-3

Other Names

• 1-pentyl formate
• 3-PENTANOL FORMATE
• Amyl formate
• N-AMYL FORMATE
• PENTYL FORMATE
• UN 1109
• formic acid, amyl ester
• methanoic acid, pentyl ester
• n-Pentyl formate
• n-Pentyl methanoate
• pentyl methanoate

• ω : Acentric Factor.
• C_p,gas : Ideal gas heat capacity (J/mol×K).
• η : Dynamic viscosity (Pa×s).
• 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).
• 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).
• NFPA Fire : NFPA Fire Rating.
• NFPA Health : NFPA Health Rating.
• P_c : Critical Pressure (kPa).
• P_vap : Vapor pressure (kPa).
• ρ_c : Critical density (kg/m³).
• ρ_l : Liquid Density (kg/m³).
• I_np : Non-polar retention indices.
• I : 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
ω	0.5380		KDB
ΔfG°	-204.88	kJ/mol	Joback Calculated Property
ΔfH°gas	-434.26	kJ/mol	Relay (1.0) Calculated Property
ΔfusH°	14.77	kJ/mol	Joback Calculated Property
ΔvapH°	41.89	kJ/mol	Relay (1.0) Calculated Property
IE	10.34	eV	Relay (1.0) Calculated Property
log10WS	-1.76		Relay (1.0) Calculated Property
logPoct/wat	1.350		Crippen Calculated Property
McVol	102.840	ml/mol	McGowan Calculated Property
NFPA Fire	3		KDB
NFPA Health	1		KDB
Pc	[3457.00; 3460.00]	kPa
Pc	3460.00	kPa	KDB
Pc	3457.00 ± 303.98	kPa	NIST
ρc	282.26 ± 4.65	kg/m3	NIST
Inp	[765.00; 827.00]
Inp	784.00		NIST
Inp	797.00		NIST
Inp	787.00		NIST
Inp	810.00		NIST
Inp	Outlier 765.00		NIST
Inp	812.00		NIST
Inp	787.00		NIST
Inp	781.00		NIST
Inp	810.00		NIST
Inp	827.00		NIST
Inp	826.00		NIST
Inp	825.00		NIST
Inp	810.00		NIST
Inp	797.00		NIST
Inp	795.00		NIST
Inp	827.00		NIST
Inp	810.00		NIST
Inp	810.00		NIST
Inp	810.00		NIST
Inp	810.00		NIST
Inp	772.00		NIST
Inp	772.00		NIST
Inp	784.00		NIST
Inp	812.00		NIST
Inp	810.00		NIST
Inp	825.00		NIST
Inp	827.00		NIST
I	[1187.00; 1187.00]
I	1187.00		NIST
I	1187.00		NIST
Tboil	[380.00; 405.50]	K
Tboil	403.60	K	KDB
Tboil	405.12	K	Vapor Liquid Equilibria Measurements for the Five Linear C6 Esters with n-Octane
Tboil	Outlier 380.00 ± 2.00	K	NIST
Tboil	405.50 ± 1.00	K	NIST
Tboil	405.00 ± 1.50	K	NIST
Tboil	393.15 ± 1.00	K	NIST
Tboil	405.25 ± 1.00	K	NIST
Tboil	395.70 ± 1.00	K	NIST
Tboil	403.60 ± 1.50	K	NIST
Tc	[575.80; 576.00]	K
Tc	576.00	K	KDB
Tc	575.80 ± 4.00	K	NIST
Tfus	199.60	K	KDB
Vc	0.382	m3/kmol	Relay (1.0) Calculated Property

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[201.68; 254.37]	J/mol×K	[407.76; 580.45]
Cp,gas	201.68	J/mol×K	407.76	Joback Calculated Property
Cp,gas	211.20	J/mol×K	436.54	Joback Calculated Property
Cp,gas	220.43	J/mol×K	465.32	Joback Calculated Property
Cp,gas	229.36	J/mol×K	494.10	Joback Calculated Property
Cp,gas	238.00	J/mol×K	522.88	Joback Calculated Property
Cp,gas	246.33	J/mol×K	551.66	Joback Calculated Property
Cp,gas	254.37	J/mol×K	580.45	Joback Calculated Property
η	[0.0002910; 0.0033772]	Pa×s	[221.61; 407.76]
η	0.0033772	Pa×s	221.61	Joback Calculated Property
η	0.0017464	Pa×s	252.64	Joback Calculated Property
η	0.0010432	Pa×s	283.66	Joback Calculated Property
η	0.0006898	Pa×s	314.69	Joback Calculated Property
η	0.0004913	Pa×s	345.71	Joback Calculated Property
η	0.0003700	Pa×s	376.74	Joback Calculated Property
η	0.0002910	Pa×s	407.76	Joback Calculated Property
Pvap	[0.23; 101.30]	kPa	[274.20; 405.12]
Pvap	0.23	kPa	274.20	Vapour pressures and enthalpies of vaporization of aliphatic esters
Pvap	0.23	kPa	274.30	Vapour pressures and enthalpies of vaporization of aliphatic esters
Pvap	0.25	kPa	275.70	Vapour pressures and enthalpies of vaporization of aliphatic esters
Pvap	0.30	kPa	278.30	Vapour pressures and enthalpies of vaporization of aliphatic esters
Pvap	0.30	kPa	278.30	Vapour pressures and enthalpies of vaporization of aliphatic esters
Pvap	0.37	kPa	281.00	Vapour pressures and enthalpies of vaporization of aliphatic esters
Pvap	0.37	kPa	281.00	Vapour pressures and enthalpies of vaporization of aliphatic esters
Pvap	0.43	kPa	283.20	Vapour pressures and enthalpies of vaporization of aliphatic esters
Pvap	0.61	kPa	288.20	Vapour pressures and enthalpies of vaporization of aliphatic esters
Pvap	0.85	kPa	293.30	Vapour pressures and enthalpies of vaporization of aliphatic esters
Pvap	1.16	kPa	298.40	Vapour pressures and enthalpies of vaporization of aliphatic esters
Pvap	1.57	kPa	303.30	Vapour pressures and enthalpies of vaporization of aliphatic esters
Pvap	1.78	kPa	305.60	Vapour pressures and enthalpies of vaporization of aliphatic esters
Pvap	2.05	kPa	308.00	Vapour pressures and enthalpies of vaporization of aliphatic esters
Pvap	2.37	kPa	310.70	Vapour pressures and enthalpies of vaporization of aliphatic esters
Pvap	2.76	kPa	313.30	Vapour pressures and enthalpies of vaporization of aliphatic esters
Pvap	33.67	kPa	370.04	Vapor Liquid Equilibria Measurements for the Five Linear C6 Esters with n-Octane
Pvap	39.15	kPa	374.41	Vapor Liquid Equilibria Measurements for the Five Linear C6 Esters with n-Octane
Pvap	44.06	kPa	377.87	Vapor Liquid Equilibria Measurements for the Five Linear C6 Esters with n-Octane
Pvap	49.42	kPa	381.35	Vapor Liquid Equilibria Measurements for the Five Linear C6 Esters with n-Octane
Pvap	55.79	kPa	385.08	Vapor Liquid Equilibria Measurements for the Five Linear C6 Esters with n-Octane
Pvap	60.00	kPa	387.40	Vapor Liquid Equilibria Measurements for the Five Linear C6 Esters with n-Octane
Pvap	60.00	kPa	387.46	Vapor Liquid Equilibria Measurements for the Five Linear C6 Esters with n-Octane
Pvap	60.50	kPa	387.67	Vapor Liquid Equilibria Measurements for the Five Linear C6 Esters with n-Octane
Pvap	68.46	kPa	391.65	Vapor Liquid Equilibria Measurements for the Five Linear C6 Esters with n-Octane
Pvap	73.50	kPa	394.01	Vapor Liquid Equilibria Measurements for the Five Linear C6 Esters with n-Octane
Pvap	80.16	kPa	396.89	Vapor Liquid Equilibria Measurements for the Five Linear C6 Esters with n-Octane
Pvap	86.56	kPa	399.55	Vapor Liquid Equilibria Measurements for the Five Linear C6 Esters with n-Octane
Pvap	93.45	kPa	402.19	Vapor Liquid Equilibria Measurements for the Five Linear C6 Esters with n-Octane
Pvap	101.30	kPa	405.12	Vapor Liquid Equilibria Measurements for the Five Linear C6 Esters with n-Octane
ρl	902.00	kg/m3	273.00	KDB

Correlations

Property	Value	Unit	Temperature (K)	Source
Pvap	[1.33; 202.66]	kPa	[306.28; 419.26]	The Yaws Handbook of Vapor Pressure
Equation			ln(Pvp) = A + B/(T + C)
Coefficient A			1.65215e+01
Coefficient B			-4.09248e+03
Coefficient C			-5.41850e+01
Temperature range, min.			306.28
Temperature range, max.			419.26
Pvap	1.33	kPa	306.28	Calculated Property
Pvap	2.88	kPa	318.83	Calculated Property
Pvap	5.80	kPa	331.39	Calculated Property
Pvap	11.00	kPa	343.94	Calculated Property
Pvap	19.77	kPa	356.49	Calculated Property
Pvap	33.91	kPa	369.05	Calculated Property
Pvap	55.82	kPa	381.60	Calculated Property
Pvap	88.56	kPa	394.15	Calculated Property
Pvap	135.95	kPa	406.71	Calculated Property
Pvap	202.66	kPa	419.26	Calculated Property
Pvap	[2.66e-05; 2993.98]	kPa	[199.65; 576.00]	KDB Vapor Pressure Data
Equation			ln(Pvp) = A + B/T + C*ln(T) + D*T^2
Coefficient A			9.89999e+01
Coefficient B			-9.05957e+03
Coefficient C			-1.21588e+01
Coefficient D			6.07490e-06
Temperature range, min.			199.65
Temperature range, max.			576.00
Pvap	2.66e-05	kPa	199.65	Calculated Property
Pvap	7.62e-03	kPa	241.47	Calculated Property
Pvap	0.32	kPa	283.28	Calculated Property
Pvap	4.25	kPa	325.10	Calculated Property
Pvap	27.86	kPa	366.92	Calculated Property
Pvap	114.23	kPa	408.73	Calculated Property
Pvap	340.13	kPa	450.55	Calculated Property
Pvap	810.34	kPa	492.37	Calculated Property
Pvap	1648.27	kPa	534.18	Calculated Property
Pvap	2993.98	kPa	576.00	Calculated Property

Similar Compounds

Find more compounds similar to Formic acid, pentyl ester.

Mixtures

• Formic acid, pentyl ester + Octane
• Formic acid, pentyl ester + Ethane, 1,2-dichloro-
• Formic acid, pentyl ester + Propane, 1,3-dichloro-
• Formic acid, pentyl ester + Butane, 1,4-dichloro-
• Formic acid, pentyl ester + Pentane, 1,5-dichloro-
• Formic acid, pentyl ester + Hexane, 1,6-dichloro-
• Carbon dioxide + Formic acid, pentyl ester

Sources

• KDB Vapor Pressure Data
• Cheméo Relay (1.0)
• Crippen Method
• Crippen Method
• Vapour pressures and enthalpies of vaporization of aliphatic esters
• Thermodynamic study of (alkyl esters + a,x-alkyl dihalides) V. Hex and Vex for 25 binary mixtures {xCu-1H2u-1CO2CH3 + (1-x)a,x-ClCH2(CH2)v-2CH2Cl}, where u = 1 to 5, a = 1 and v = x = 2 to 6
• Assessment, measurement and correlation of (vapour + liquid) equilibrium of (carbon dioxide + butyl, isobutyl, and amyl formate) systems
• Vapor Liquid Equilibria Measurements for the Five Linear C6 Esters with n-Octane
• Joback Method
• KDB
• 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.