Chemical Properties of 1,2-Propanediamine (CAS 78-90-0)

1,2-Propanediamine

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InChI
InChI=1S/C3H10N2/c1-3(5)2-4/h3H,2,4-5H2,1H3
InChI Key
AOHJOMMDDJHIJH-UHFFFAOYSA-N
Formula
C3H10N2
SMILES
CC(N)CN
Molecular Weight1
74.12
CAS
78-90-0
Other Names
  • 1,2-Diaminopropane
  • 1,2-Propylenediamine
  • Propylenediamine
  • UN 2258
Sources

Physical Properties

Property Value Unit Source
Δcliquid -2511.90 ± 0.30 kJ/mol NIST
Δf 104.84 kJ/mol Joback Calculated Property
Δfgas -53.60 ± 0.46 kJ/mol NIST
Δfliquid -97.80 ± 0.40 kJ/mol NIST
Δfus 10.40 kJ/mol Joback Calculated Property
Δvap [43.90; 44.20] kJ/mol Show Hide
Δvap 44.20 ± 0.20 kJ/mol NIST
Δvap 43.90 ± 0.20 kJ/mol NIST
Δvap 44.20 ± 0.20 kJ/mol NIST
Δvap 44.20 kJ/mol NIST
logPoct/wat -0.71 Crippen Calculated Property
Pc 5220.69 kPa Joback Calculated Property
liquid 247.27 J/mol×K NIST
Tboil 392.70 K NIST
Tboil 394.10 K NIST
Tboil 390.50 ± 0.30 K NIST
Tc 616.86 K Joback Calculated Property
Tfus 236.00 K NIST
Tfus 236.00 ± 0.60 K NIST
Ttriple 236.53 ± 0.03 K NIST
Vc 0.26 m3/kg-mol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas 148.34 J/mol×K 412.66 Joback Calculated Property
Cp,liquid 205.64 J/mol×K 298.15 NIST
ΔfusH 0.07 kJ/mol 222.0 NIST
ΔfusH 18.42 kJ/mol 236.5 NIST
ΔvapH 47.20 kJ/mol 267.5 NIST
ΔvapH 42.20 kJ/mol 343.0 NIST
ΔfusS 0.30 J/mol×K 222.0 NIST
ΔfusS 77.89 J/mol×K 236.5 NIST

Molecular Descriptors

Joback and Reid Groups
>CH- 1
-CH2- 1
-CH3 1
-NH2 2

Similar Compounds

1,2-Diaminopropane. 2-Methyl-1,2-propanediamine. 2-Propanamine. Isopropyl amine hydrochloride. 1-Propanamine hydrochloride. 1-Propanamine. sec-butylammonium chloride. (R)-sec-butylamine. sec-Butylamine. 2-Butanamine, (S)-. sec-Butylamine. Cyclopropylamine. 1,3-Propanediamine. Propanethiol, 2,3-diamino-, dihydrobromide. Azetidine.

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