1-Pyrroline (CAS 5724-81-2) – Thermophysical Properties

This page provides thermophysical, transport, safety, and environmental property data for 1-Pyrroline, 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.

1-Pyrroline

Identification

AtomsC: 4, H: 7, N: 1
CAS5724-81-2
FormulaC4H7N
ID1-Pyrroline
InChIC4H7N/c1-2-4-5-3-1/h3H,1-2,4H2
InChI KeyZVJHJDDKYZXRJI-UHFFFAOYSA-N
IUPAC Name3,4-dihydro-2h-pyrrole
Molecular Weight (kg/kmol)69.1051
Phases
PubChem ID7.9803e+4
SMILESC1=NCCC1
Synonyms

Physical Properties

Acentric factor
Critical pressure (bar)54.7075
Critical temperature (°C)307.387
Critical volume (m³/kmol)0.2365
Dipole moment
Melting temperature (°C)99
Normal boiling temperature (°C)90.78

State-dependent Properties

API gravity34.3381
Compressibility factor0.0031653
Density (kg/m³)892.365
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))99.84
Molar volume (m³/kmol)0.0774404
Parachor3.4738e-5
Poynting correction factor1.00303
Prandtl number
Saturation pressure (bar)0.0958012
Saturation temperature (°C)90.78
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 gravity0.893243
Specific heat capacity (kJ/kg·K)1.44476
Surface tension0.0319936
Thermal conductivity (W/m·K)
Thermal diffusivity

Safety Properties

Autoignition temperature (°C)-273.15
Flash point temperature (°C)-273.15
Lower flammability limit0.0193867
Upper flammability limit0.12337

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 1-Pyrroline. 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 1-Pyrroline 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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