Chemical Properties of Disulfide, ethyl pentyl (CAS 72437-59-3)

InChI

InChI=1S/C7H16S2/c1-3-5-6-7-9-8-4-2/h3-7H2,1-2H3

InChI Key

MCDDAHMASIKUQQ-UHFFFAOYSA-N

Formula

C7H16S2

SMILES

CCCCCSSCC

Molecular Weight¹

164.33

CAS

72437-59-3

Other Names

• 3,4-Dithianonane
• Ethyl n-amyl disulfide
• Ethyl pentyl disulfide

• 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.
• 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
ΔfG°	74.30	kJ/mol	Joback Calculated Property
ΔfH°gas	-104.07	kJ/mol	Joback Calculated Property
ΔfusH°	22.15	kJ/mol	Joback Calculated Property
ΔvapH°	44.81	kJ/mol	Joback Calculated Property
log10WS	-3.51		Crippen Calculated Property
logPoct/wat	3.578		Crippen Calculated Property
McVol	142.190	ml/mol	McGowan Calculated Property
Pc	2902.98	kPa	Joback Calculated Property
Inp	[1170.00; 1218.00]
Inp	1218.00		NIST
Inp	1170.00		NIST
Inp	1218.00		NIST
I	[1502.00; 1523.00]
I	1502.00		NIST
I	1523.00		NIST
I	1523.00		NIST
Tboil	497.12	K	Joback Calculated Property
Tc	706.23	K	Joback Calculated Property
Tfus	237.45	K	Joback Calculated Property
Vc	0.535	m3/kmol	Joback Calculated Property

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[296.36; 368.15]	J/mol×K	[497.12; 706.23]
Cp,gas	296.36	J/mol×K	497.12	Joback Calculated Property
Cp,gas	309.83	J/mol×K	531.97	Joback Calculated Property
Cp,gas	322.69	J/mol×K	566.82	Joback Calculated Property
Cp,gas	334.95	J/mol×K	601.67	Joback Calculated Property
Cp,gas	346.61	J/mol×K	636.52	Joback Calculated Property
Cp,gas	357.67	J/mol×K	671.38	Joback Calculated Property
Cp,gas	368.15	J/mol×K	706.23	Joback Calculated Property

Correlations

Property	Value	Unit	Temperature (K)	Source
Pvap	[1.33; 202.67]	kPa	[366.12; 513.76]	The Yaw...
Equation			ln(Pvp) = A + B/(T + C)
Coefficient A			1.51359e+01
Coefficient B			-4.28683e+03
Coefficient C			-7.74120e+01
Temperature range, min.			366.12
Temperature range, max.			513.76
Pvap	1.33	kPa	366.12	Calculated Property
Pvap	2.96	kPa	382.52	Calculated Property
Pvap	6.07	kPa	398.93	Calculated Property
Pvap	11.59	kPa	415.33	Calculated Property
Pvap	20.85	kPa	431.74	Calculated Property
Pvap	35.61	kPa	448.14	Calculated Property
Pvap	58.13	kPa	464.55	Calculated Property
Pvap	91.18	kPa	480.95	Calculated Property
Pvap	138.07	kPa	497.36	Calculated Property
Pvap	202.67	kPa	513.76	Calculated Property

Similar Compounds

Find more compounds similar to Disulfide, ethyl pentyl.

Sources

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

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