Chemical Properties of Disulfide, dipropyl (CAS 629-19-6)

InChI

InChI=1S/C6H14S2/c1-3-5-7-8-6-4-2/h3-6H2,1-2H3

InChI Key

ALVPFGSHPUPROW-UHFFFAOYSA-N

Formula

C6H14S2

SMILES

CCCSSCCC

Molecular Weight¹

150.31

CAS

629-19-6

Other Names

• (n-C3H7S)2
• 1-(Propyldisulfanyl)propane
• 4,5-Dithiaoctane
• DI-N-PROPYLDISULFIDE
• Dipropyl disulfide
• Dipropyl disulphide
• NSC 75122
• Propyl disulfide
• di-n-Propyl disulfide
• n-Propyl disulfide

• Δ_cH°_liquid : Standard liquid enthalpy of combustion (kJ/mol).
• C_p,gas : Ideal gas heat capacity (J/mol×K).
• C_p,liquid : Liquid phase 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_fH°_liquid : Liquid phase enthalpy of formation at standard conditions (kJ/mol).
• Δ_fusH° : Enthalpy of fusion at standard conditions (kJ/mol).
• Δ_fusH : Enthalpy of fusion at a given temperature (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.
• I : Polar retention indices.
• Δ_fusS : Entropy of fusion at a given temperature (J/mol×K).
• S°_liquid : Liquid phase molar entropy at standard conditions (J/mol×K).
• T_boil : Normal Boiling Point Temperature (K).
• T_c : Critical Temperature (K).
• T_fus : Normal melting (fusion) point (K).
• T_triple : Triple Point Temperature (K).
• V_c : Critical Volume (m³/kmol).
• ¹: Molecular weight from the IUPAC atomic weights tables.

Physical Properties

Property	Value	Unit	Source
ΔcH°liquid	-5395.06 ± 0.71	kJ/mol	NIST
ΔfG°	65.88	kJ/mol	Joback Calculated Property
ΔfH°gas	-117.30 ± 1.10	kJ/mol	NIST
ΔfH°liquid	-171.50 ± 1.00	kJ/mol	NIST
ΔfusH°	19.56	kJ/mol	Joback Calculated Property
ΔvapH°	[53.14; 54.20]	kJ/mol
ΔvapH°	53.14	kJ/mol	NIST
ΔvapH°	53.80 ± 0.10	kJ/mol	NIST
ΔvapH°	53.80	kJ/mol	NIST
ΔvapH°	54.14 ± 0.42	kJ/mol	NIST
ΔvapH°	54.20	kJ/mol	NIST
IE	[8.62; 8.62]	eV
IE	8.62	eV	NIST
IE	8.62	eV	NIST
log10WS	-3.09		Crippen Calculated Property
logPoct/wat	3.188		Crippen Calculated Property
McVol	128.100	ml/mol	McGowan Calculated Property
Pc	3228.31	kPa	Joback Calculated Property
Inp	[1082.00; 1118.40]
Inp	1110.90		NIST
Inp	1118.40		NIST
Inp	1098.00		NIST
Inp	1104.60		NIST
Inp	1102.00		NIST
Inp	1115.00		NIST
Inp	1105.00		NIST
Inp	1104.00		NIST
Inp	1104.00		NIST
Inp	1115.00		NIST
Inp	1094.00		NIST
Inp	1082.00		NIST
Inp	1083.90		NIST
Inp	1090.00		NIST
Inp	1094.00		NIST
Inp	1093.00		NIST
Inp	1095.00		NIST
Inp	1092.00		NIST
Inp	1092.00		NIST
Inp	1107.00		NIST
Inp	1111.00		NIST
Inp	1118.00		NIST
Inp	1098.00		NIST
Inp	1105.00		NIST
Inp	1098.00		NIST
Inp	1094.00		NIST
Inp	1109.00		NIST
Inp	1107.00		NIST
Inp	1088.00		NIST
Inp	1093.00		NIST
Inp	1096.00		NIST
Inp	1115.00		NIST
Inp	1096.00		NIST
Inp	1111.00		NIST
Inp	1092.00		NIST
I	[1356.00; 1421.00]
I	1398.00		NIST
I	1378.00		NIST
I	1378.00		NIST
I	1387.00		NIST
I	1365.00		NIST
I	Outlier 1421.00		NIST
I	1387.00		NIST
I	1377.00		NIST
I	1413.00		NIST
I	1375.00		NIST
I	1390.00		NIST
I	1374.00		NIST
I	1390.00		NIST
I	1377.00		NIST
I	1356.00		NIST
I	1358.00		NIST
I	1418.00		NIST
I	1375.00		NIST
I	1377.00		NIST
I	1375.00		NIST
S°liquid	373.55	J/mol×K	NIST
Tboil	[468.00; 468.70]	K
Tboil	468.70	K	NIST
Tboil	468.00 ± 1.70	K	NIST
Tc	686.46	K	Joback Calculated Property
Tfus	187.60 ± 0.20	K	NIST
Ttriple	187.66 ± 0.01	K	NIST
Vc	0.479	m3/kmol	Joback Calculated Property

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[254.01; 319.76]	J/mol×K	[474.24; 686.46]
Cp,gas	254.01	J/mol×K	474.24	Joback Calculated Property
Cp,gas	266.31	J/mol×K	509.61	Joback Calculated Property
Cp,gas	278.07	J/mol×K	544.98	Joback Calculated Property
Cp,gas	289.29	J/mol×K	580.35	Joback Calculated Property
Cp,gas	299.98	J/mol×K	615.72	Joback Calculated Property
Cp,gas	310.13	J/mol×K	651.09	Joback Calculated Property
Cp,gas	319.76	J/mol×K	686.46	Joback Calculated Property
Cp,liquid	262.46	J/mol×K	298.15	NIST
ΔfusH	[13.81; 13.81]	kJ/mol	[187.66; 187.70]
ΔfusH	13.81	kJ/mol	187.66	NIST
ΔfusH	13.81	kJ/mol	187.70	NIST
ΔfusH	13.81	kJ/mol	187.70	NIST
ΔvapH	[46.60; 47.80]	kJ/mol	[418.00; 426.50]
ΔvapH	47.00	kJ/mol	418.00	NIST
ΔvapH	46.60	kJ/mol	425.50	NIST
ΔvapH	47.80	kJ/mol	426.50	NIST
ΔfusS	73.57	J/mol×K	187.66	NIST

Correlations

Property	Value	Unit	Temperature (K)	Source
Pvap	[1.33; 202.64]	kPa	[346.65; 500.08]	The Yaw...
Equation			ln(Pvp) = A + B/(T + C)
Coefficient A			1.35944e+01
Coefficient B			-3.36629e+03
Coefficient C			-9.36720e+01
Temperature range, min.			346.65
Temperature range, max.			500.08
Pvap	1.33	kPa	346.65	Calculated Property
Pvap	3.09	kPa	363.70	Calculated Property
Pvap	6.48	kPa	380.75	Calculated Property
Pvap	12.50	kPa	397.79	Calculated Property
Pvap	22.49	kPa	414.84	Calculated Property
Pvap	38.14	kPa	431.89	Calculated Property
Pvap	61.50	kPa	448.94	Calculated Property
Pvap	94.90	kPa	465.98	Calculated Property
Pvap	141.00	kPa	483.03	Calculated Property
Pvap	202.64	kPa	500.08	Calculated Property
Pvap	[1.37; 207.64]	kPa	[346.15; 501.15]	KDB Vap...
Equation			ln(Pvp) = A + B/T + C*ln(T) + D*T^2
Coefficient A			1.10903e+02
Coefficient B			-1.03145e+04
Coefficient C			-1.39703e+01
Coefficient D			7.43052e-06
Temperature range, min.			346.15
Temperature range, max.			501.15
Pvap	1.37	kPa	346.15	Calculated Property
Pvap	3.12	kPa	363.37	Calculated Property
Pvap	6.49	kPa	380.59	Calculated Property
Pvap	12.50	kPa	397.82	Calculated Property
Pvap	22.49	kPa	415.04	Calculated Property
Pvap	38.24	kPa	432.26	Calculated Property
Pvap	61.88	kPa	449.48	Calculated Property
Pvap	95.96	kPa	466.71	Calculated Property
Pvap	143.43	kPa	483.93	Calculated Property
Pvap	207.64	kPa	501.15	Calculated Property

Similar Compounds

Find more compounds similar to Disulfide, dipropyl.

Sources

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

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.
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