Chemical Properties of Arsenic trioxide (CAS 1327-53-3)

InChI

InChI=1S/As2O3/c3-1-5-2-4

InChI Key

IKWTVSLWAPBBKU-UHFFFAOYSA-N

Formula

As2O3

SMILES

O=[As]O[As]=O

Molecular Weight¹

197.84

CAS

1327-53-3

• log₁₀WS : Log10 of Water solubility in mol/l.
• logP_oct/wat : Octanol/Water partition coefficient.
• P_vap : Vapor pressure (kPa).
• ¹: Molecular weight from the IUPAC atomic weights tables.

Physical Properties

Correlations

Property	Value	Unit	Temperature (K)	Source
Pvap	[1.00e-03; 101.32]	kPa	[406.85; 740.30]	The Yaw...
Equation			ln(Pvp) = A + B/(T + C)
Coefficient A			9.48157e+00
Coefficient B			-2.30587e+03
Coefficient C			-2.66160e+02
Temperature range, min.			406.85
Temperature range, max.			740.30
Pvap	1.00e-03	kPa	406.85	Calculated Property
Pvap	0.03	kPa	443.90	Calculated Property
Pvap	0.29	kPa	480.95	Calculated Property
Pvap	1.38	kPa	518.00	Calculated Property
Pvap	4.48	kPa	555.05	Calculated Property
Pvap	11.10	kPa	592.10	Calculated Property
Pvap	22.85	kPa	629.15	Calculated Property
Pvap	41.16	kPa	666.20	Calculated Property
Pvap	67.09	kPa	703.25	Calculated Property
Pvap	101.32	kPa	740.30	Calculated Property

Similar Compounds

Find more compounds similar to Arsenic trioxide.

Sources

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

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