Chemical Properties of Chloridosulfuric acid (CAS 7790-94-5)

InChI

InChI=1S/ClHO3S/c1-5(2,3)4/h(H,2,3,4)

InChI Key

XTHPWXDJESJLNJ-UHFFFAOYSA-N

Formula

HClO3S

SMILES

O=S(=O)(O)Cl

Molecular Weight¹

116.52

CAS

7790-94-5

Other Names

• Chlorosulfonic acid
• chlorosulphuric acid

• C_p,gas : Ideal gas heat capacity (J/mol×K).
• Δ_fusH° : Enthalpy of fusion at standard conditions (kJ/mol).
• Δ_vapH : Enthalpy of vaporization at a given temperature (kJ/mol).
• IE : Ionization energy (eV).
• logP_oct/wat : Octanol/Water partition coefficient.
• McVol : McGowan's characteristic volume (ml/mol).
• P_vap : Vapor pressure (kPa).
• ¹: Molecular weight from the IUPAC atomic weights tables.

Physical Properties

Cheméo can also estimate Normal Boiling Point Temperature, Normal melting (fusion) point, Critical Temperature, Critical Pressure, Critical Volume, Enthalpy of formation at standard conditions, Enthalpy of vaporization at standard conditions, Standard Gibbs free energy of formation, Acentric Factor, Log10 of Water solubility in mol/l for this compound, but they fall outside the models' validated range, so they are not shown here. Open the prediction tool to compute them on demand.

Temperature Dependent Properties

Correlations

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[77.40; 115.50]	J/mol×K	[273.00; 1000.00]	Joback Predicted correlation
Equation			Y = A + B·T + C·T² + D·T³ + E·T⁴ Y is Cp,gas in J/mol×K, T in K
Coefficient A			5.43100e+01
Coefficient B			7.81900e-02
Coefficient C			3.86000e-05
Coefficient D			-5.56000e-08
Coefficient E			0.00000e+00
Temperature range, min.			273.00
Temperature range, max.			1000.00
Cp,gas	77.40	J/mol×K	273.00	Calculated Property
Cp,gas	84.34	J/mol×K	353.78	Calculated Property
Cp,gas	91.01	J/mol×K	434.56	Calculated Property
Cp,gas	97.25	J/mol×K	515.33	Calculated Property
Cp,gas	102.86	J/mol×K	596.11	Calculated Property
Cp,gas	107.68	J/mol×K	676.89	Calculated Property
Cp,gas	111.53	J/mol×K	757.67	Calculated Property
Cp,gas	114.23	J/mol×K	838.44	Calculated Property
Cp,gas	115.61	J/mol×K	919.22	Calculated Property
Cp,gas	115.50	J/mol×K	1000.00	Calculated Property

Property	Value	Unit	Temperature (K)	Source
Pvap	[5.24e-06; 8338.65]	kPa	[193.15; 700.00]	The Yaws Handbook of Vapor Pressure
Equation			ln(Y) = A + B/(T + C) Y is Pvap in kPa, T in K
Coefficient A			1.51859e+01
Coefficient B			-4.02770e+03
Coefficient C			-4.58600e+01
Temperature range, min.			193.15
Temperature range, max.			700.00
Pvap	5.24e-06	kPa	193.15	Calculated Property
Pvap	0.01	kPa	249.47	Calculated Property
Pvap	0.73	kPa	305.78	Calculated Property
Pvap	11.58	kPa	362.10	Calculated Property
Pvap	79.43	kPa	418.42	Calculated Property
Pvap	328.50	kPa	474.73	Calculated Property
Pvap	977.13	kPa	531.05	Calculated Property
Pvap	2316.82	kPa	587.37	Calculated Property
Pvap	4668.65	kPa	643.68	Calculated Property
Pvap	8338.65	kPa	700.00	Calculated Property

Similar Compounds

Find more compounds similar to Chloridosulfuric acid.

Sources

• Cheméo Relay (1.0)
• Cheméo Relay (1.0, beta) Beta: served but experimental, data-limited and below our cross-validation release bar; the Joback value is recommended where available.
• Crippen Method
• Crippen Method
• Joback Method
• McGowan Method
• NIST Webbook
• The Yaws Handbook of Vapor Pressure

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