Chemical Properties of deuterium oxide (CAS 7789-20-0)

InChI

InChI=1S/H2O/h1H2/i/hD2

InChI Key

XLYOFNOQVPJJNP-ZSJDYOACSA-N

Formula

D2O

SMILES

O

Molecular Weight¹

20.03

CAS

7789-20-0

Other Names

• HEAVY WATER

• 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).
• ρ_c : Critical density (kg/m³).
• T_c : Critical Temperature (K).
• T_fus : Normal melting (fusion) point (K).
• ¹: Molecular weight from the IUPAC atomic weights tables.

Physical Properties

Property	Value	Unit	Source
IE	[12.62; 17.26]	eV
IE	12.64 ± 0.00	eV	NIST
IE	12.65 ± 0.03	eV	NIST
IE	12.64	eV	NIST
IE	12.64	eV	NIST
IE	12.64	eV	NIST
IE	12.63 ± 0.00	eV	NIST
IE	12.63 ± 0.00	eV	NIST
IE	12.64 ± 0.01	eV	NIST
IE	12.63	eV	NIST
IE	12.62 ± 0.01	eV	NIST
IE	13.70	eV	NIST
IE	Outlier 17.26	eV	NIST
IE	12.64 ± 0.01	eV	NIST
log10WS	0.73		Crippen Calculated Property
logPoct/wat	-0.825		Crippen Calculated Property
McVol	16.730	ml/mol	McGowan Calculated Property
Pc	[21671.00; 21671.00]	kPa
Pc	21671.00 ± 70.00	kPa	NIST
Pc	21671.00 ± 15.00	kPa	NIST
ρc	[356.49; 356.49]	kg/m3
ρc	356.49 ± 4.01	kg/m3	NIST
ρc	356.49 ± 4.01	kg/m3	NIST
Tc	[0.00; 643.89]	K
Tc	643.89 ± 0.20	K	NIST
Tc	643.89 ± 0.20	K	NIST
Tc	0.00	K	NIST
Tfus	[276.97; 276.97]	K
Tfus	276.97 ± 0.03	K	NIST
Tfus	276.97 ± 0.05	K	NIST

Correlations

Property	Value	Unit	Temperature (K)	Source
Pvap	[0.67; 21665.08]	kPa	[276.97; 643.89]	The Yaw...
Equation			ln(Pvp) = A + B/(T + C)
Coefficient A			1.65518e+01
Coefficient B			-3.93505e+03
Coefficient C			-4.48000e+01
Temperature range, min.			276.97
Temperature range, max.			643.89
Pvap	0.67	kPa	276.97	Calculated Property
Pvap	8.45	kPa	317.74	Calculated Property
Pvap	55.05	kPa	358.51	Calculated Property
Pvap	232.95	kPa	399.28	Calculated Property
Pvap	732.07	kPa	440.05	Calculated Property
Pvap	1857.13	kPa	480.81	Calculated Property
Pvap	4017.86	kPa	521.58	Calculated Property
Pvap	7697.42	kPa	562.35	Calculated Property
Pvap	13410.99	kPa	603.12	Calculated Property
Pvap	21665.08	kPa	643.89	Calculated Property
Pvap	[0.69; 155.69]	kPa	[277.15; 386.15]	KDB Vap...
Equation			ln(Pvp) = A + B/T + C*ln(T) + D*T^2
Coefficient A			9.35166e+01
Coefficient B			-8.36079e+03
Coefficient C			-1.14621e+01
Coefficient D			9.74840e-06
Temperature range, min.			277.15
Temperature range, max.			386.15
Pvap	0.69	kPa	277.15	Calculated Property
Pvap	1.60	kPa	289.26	Calculated Property
Pvap	3.42	kPa	301.37	Calculated Property
Pvap	6.84	kPa	313.48	Calculated Property
Pvap	12.88	kPa	325.59	Calculated Property
Pvap	23.02	kPa	337.71	Calculated Property
Pvap	39.29	kPa	349.82	Calculated Property
Pvap	64.37	kPa	361.93	Calculated Property
Pvap	101.73	kPa	374.04	Calculated Property
Pvap	155.69	kPa	386.15	Calculated Property

Similar Compounds

Find more compounds similar to deuterium oxide.

Sources

• KDB Pure (Korean Thermophysical Properties Databank)
• KDB Vapor Pressure Data
• Crippen Method
• Crippen 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.
Outlier This icon means that the value is more than 2 standard deviations away from the property mean.