2,4-Dihydro-3H-1,2,4-triazol-3-one (CAS 930-33-6) – Thermophysical Properties

This page provides thermophysical, transport, safety, and environmental property data for 2,4-Dihydro-3H-1,2,4-triazol-3-one, along with a property calculator for evaluating values at user-defined temperature and pressure conditions.

Input Conditions

Enter a pure component, temperature, and pressure.

Results

Calculated properties for the given state will appear here.

2,4-Dihydro-3H-1,2,4-triazol-3-one

Identification

AtomsC: 2, H: 3, N: 3, O: 1
CAS930-33-6
FormulaC2H3N3O
ID2,4-Dihydro-3H-1,2,4-triazol-3-one
InChIC2H3N3O/c6-2-3-1-4-5-2/h1H,(H2,3,4,5,6)
InChI KeyLZTSCEYDCZBRCJ-UHFFFAOYSA-N
IUPAC Name1,2-dihydro-1,2,4-triazol-3-one
Molecular Weight (kg/kmol)85.0647
Phases
PubChem ID7.0253e+4
SMILESOc1nc[nH]n1
Synonyms

Physical Properties

Acentric factor
Critical pressure (bar)111.037
Critical temperature (°C)494.063
Critical volume (m³/kmol)0.1625
Dipole moment
Melting temperature (°C)234.5
Normal boiling temperature (°C)227.05

State-dependent Properties

API gravity-40.6277
Compressibility factor0.00222351
Density (kg/m³)1563.71
Dynamic viscosity (cP)0
Joule–Thomson coefficient
Kinematic viscosity
Molar enthalpy (kJ/kmol)0
Molar enthalpy of vaporization (kJ/kmol)
Molar entropy (kJ/(kmol·K))0
Molar Gibbs free energy (kJ/kmol)0
Molar heat capacity (kJ/(kmol·K))82.3801
Molar volume (m³/kmol)0.0543992
Parachor3.1261e-5
Poynting correction factor1.00225
Prandtl number
Saturation pressure (bar)1.0813e-4
Saturation temperature (°C)227.05
Solubility parameter
Specific enthalpy (kJ)0
Specific enthalpy of vaporization (kJ)0
Specific entropy (kJ/kg·K)0
Specific Gibbs free energy (kJ)0
Specific gravity1.56525
Specific heat capacity (kJ/kg·K)0.96844
Surface tension0.103493
Thermal conductivity (W/m·K)
Thermal diffusivity

Safety Properties

Autoignition temperature (°C)-273.15
Flash point temperature (°C)-273.15
Lower flammability limit0.0443775
Upper flammability limit0.173915

Environmental Properties

Global warming potential
Ozone depletion potential

About This Property Calculator

This tool provides a comprehensive set of thermophysical, safety, and environmental properties for 2,4-Dihydro-3H-1,2,4-triazol-3-one. By default, the state-dependent properties like density, viscosity, and heat capacity are calculated at standard conditions of 25 °C (298.15 K) and 1 atm (101325 Pa).

How to Calculate Properties at Different Conditions

You can use the interactive calculator above to compute properties at your desired temperature and pressure. Simply enter your target values in the input fields and click the "Calculate Properties" button. The results table will update with the new values.

For example, to find the density of liquid 2,4-Dihydro-3H-1,2,4-triazol-3-one at 50 °C and 2 bar, you would:

  1. Select your preferred unit system (e.g., Metric).
  2. Enter "50" into the Temperature field.
  3. Enter "2" into the Pressure field.
  4. Click "Calculate Properties."

The calculator will then display the updated density and other state-dependent properties for these specific conditions. This functionality is essential for process design, equipment sizing, and safety analysis in chemical engineering.

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