n,n-dimethylformamide (CAS 68-12-2) – Thermophysical Properties

This page provides thermophysical, transport, safety, and environmental property data for n,n-dimethylformamide, 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.

n,n-dimethylformamide

Identification

AtomsC: 3, H: 7, N: 1, O: 1
CAS68-12-2
FormulaC3H7NO
IDn,n-dimethylformamide
InChIC3H7NO/c1-4(2)3-5/h3H,1-2H3
InChI KeyZMXDDKWLCZADIW-UHFFFAOYSA-N
IUPAC Namen,n-dimethylmethanamide
Molecular Weight (kg/kmol)73.0938
Phasel
PubChem ID6228
SMILESCN(C)C=O
Synonyms

Physical Properties

Acentric factor0.389
Critical pressure (bar)44
Critical temperature (°C)376.45
Critical volume (m³/kmol)0.262
Dipole moment3.82
Melting temperature (°C)-61
Normal boiling temperature (°C)152.8

State-dependent Properties

API gravity16.8008
Compressibility factor0.00316302
Density (kg/m³)944.554
Dynamic viscosity (cP)0.81574
Joule–Thomson coefficient-3.7095e-7
Kinematic viscosity8.6362e-7
Molar enthalpy (kJ/kmol)0
Molar enthalpy of vaporization (kJ/kmol)4.6890e+4
Molar entropy (kJ/(kmol·K))0
Molar Gibbs free energy (kJ/kmol)0
Molar heat capacity (kJ/(kmol·K))148.007
Molar volume (m³/kmol)0.0773844
Parachor3.3782e-5
Poynting correction factor1.00315
Prandtl number9.12249
Saturation pressure (bar)0.00542292
Saturation temperature (°C)151.771
Solubility parameter2.3956e+4
Specific enthalpy (kJ)0
Specific enthalpy of vaporization (kJ)641.504
Specific entropy (kJ/kg·K)0
Specific Gibbs free energy (kJ)0
Specific gravity0.945483
Specific heat capacity (kJ/kg·K)2.0249
Surface tension0.0358615
Thermal conductivity (W/m·K)0.181068
Thermal diffusivity9.4670e-8

Safety Properties

Autoignition temperature (°C)440
Flash point temperature (°C)58
Lower flammability limit0.018
Upper flammability limit0.16

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 n,n-dimethylformamide. 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 n,n-dimethylformamide 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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