Chemical Properties of Sym-Dimethylethylene diamine (CAS 110-70-3)

InChI

InChI=1S/C4H12N2/c1-5-3-4-6-2/h5-6H,3-4H2,1-2H3

InChI Key

KVKFRMCSXWQSNT-UHFFFAOYSA-N

Formula

C4H12N2

SMILES

CNCCNC

Molecular Weight¹

88.15

CAS

110-70-3

Other Names

• 1,2-Bis(methylamino)ethane
• 1,2-Ethanediamine, N1,N2-dimethyl-
• 2,5-Diazahexane
• CH3NHCH2CH2NHCH3
• Ethylenediamine, N,N'-dimethyl-
• N,N'-Dimethyl-1,2-ethanediamine
• N,N'-Dimethyldiaminoethane
• N,N'-Dimethylethanediamine
• N,N'-Dimethylethano-1,2-diamine
• N,N'-Dimethylethylenediamine
• N1,N2-dimethylethane-1,2-diamine
• sym-Dimethylethylenediamine

• PAff : Proton affinity (kJ/mol).
• BasG : Gas basicity (kJ/mol).
• C_p,gas : Ideal gas heat capacity (J/mol×K).
• 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).
• IE : Ionization energy (eV).
• logP_oct/wat : Octanol/Water partition coefficient.
• McVol : McGowan's characteristic volume (ml/mol).
• P_c : Critical Pressure (kPa).
• P_vap : Vapor pressure (kPa).
• T_boil : Normal Boiling Point Temperature (K).
• T_c : Critical Temperature (K).
• T_fus : Normal melting (fusion) point (K).
• ¹: Molecular weight from the IUPAC atomic weights tables.

Physical Properties

Cheméo can also estimate Critical Volume, 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

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[165.53; 218.02]	J/mol×K	[391.26; 567.87]
Cp,gas	165.53	J/mol×K	391.26	Joback Calculated Property
Cp,gas	175.20	J/mol×K	420.69	Joback Calculated Property
Cp,gas	184.48	J/mol×K	450.13	Joback Calculated Property
Cp,gas	193.40	J/mol×K	479.56	Joback Calculated Property
Cp,gas	201.95	J/mol×K	509.00	Joback Calculated Property
Cp,gas	210.16	J/mol×K	538.43	Joback Calculated Property
Cp,gas	218.02	J/mol×K	567.87	Joback Calculated Property
Pvap	[0.43; 3.97]	kPa	[279.20; 310.70]
Pvap	0.43	kPa	279.20	Thermodynamic Properties of N-Methyl-Substituted Ethane-1,2-diamines: Experimental and Computational Study
Pvap	0.50	kPa	281.40	Thermodynamic Properties of N-Methyl-Substituted Ethane-1,2-diamines: Experimental and Computational Study
Pvap	0.59	kPa	283.30	Thermodynamic Properties of N-Methyl-Substituted Ethane-1,2-diamines: Experimental and Computational Study
Pvap	0.69	kPa	285.60	Thermodynamic Properties of N-Methyl-Substituted Ethane-1,2-diamines: Experimental and Computational Study
Pvap	0.86	kPa	288.20	Thermodynamic Properties of N-Methyl-Substituted Ethane-1,2-diamines: Experimental and Computational Study
Pvap	1.02	kPa	290.60	Thermodynamic Properties of N-Methyl-Substituted Ethane-1,2-diamines: Experimental and Computational Study
Pvap	1.23	kPa	293.20	Thermodynamic Properties of N-Methyl-Substituted Ethane-1,2-diamines: Experimental and Computational Study
Pvap	1.50	kPa	295.80	Thermodynamic Properties of N-Methyl-Substituted Ethane-1,2-diamines: Experimental and Computational Study
Pvap	1.78	kPa	298.20	Thermodynamic Properties of N-Methyl-Substituted Ethane-1,2-diamines: Experimental and Computational Study
Pvap	2.11	kPa	300.70	Thermodynamic Properties of N-Methyl-Substituted Ethane-1,2-diamines: Experimental and Computational Study
Pvap	2.48	kPa	303.40	Thermodynamic Properties of N-Methyl-Substituted Ethane-1,2-diamines: Experimental and Computational Study
Pvap	2.89	kPa	305.60	Thermodynamic Properties of N-Methyl-Substituted Ethane-1,2-diamines: Experimental and Computational Study
Pvap	3.41	kPa	308.20	Thermodynamic Properties of N-Methyl-Substituted Ethane-1,2-diamines: Experimental and Computational Study
Pvap	3.97	kPa	310.70	Thermodynamic Properties of N-Methyl-Substituted Ethane-1,2-diamines: Experimental and Computational Study

Correlations

Property	Value	Unit	Temperature (K)	Source
Pvap	[0.30; 202.65]	kPa	[274.78; 416.20]	The Yaws Handbook of Vapor Pressure
Equation			ln(Pvp) = A + B/(T + C)
Coefficient A			1.56411e+01
Coefficient B			-3.77810e+03
Coefficient C			-5.04460e+01
Temperature range, min.			274.78
Temperature range, max.			416.20
Pvap	0.30	kPa	274.78	Calculated Property
Pvap	0.91	kPa	290.49	Calculated Property
Pvap	2.38	kPa	306.21	Calculated Property
Pvap	5.61	kPa	321.92	Calculated Property
Pvap	12.01	kPa	337.63	Calculated Property
Pvap	23.76	kPa	353.35	Calculated Property
Pvap	43.96	kPa	369.06	Calculated Property
Pvap	76.75	kPa	384.77	Calculated Property
Pvap	127.46	kPa	400.49	Calculated Property
Pvap	202.65	kPa	416.20	Calculated Property

Similar Compounds

Find more compounds similar to Sym-Dimethylethylene diamine.

Sources

• Cheméo Relay (1.0)
• Crippen Method
• Crippen Method
• Thermodynamic Properties of N-Methyl-Substituted Ethane-1,2-diamines: Experimental and Computational Study
• Joback Method
• McGowan Method
• NIST Webbook
• The Yaws Handbook of Vapor Pressure

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