Carbon tetrabromide is a colorless crystalline solid. It is denser than water and insoluble in water. It is toxic by ingestion and used to a limited extent as a chemical intermediate. It has been isolated from red algae and found in the ocean.

**CAS no: **558-13-4

## Properties

#### Generic Properties

Property | Value | Unit |
---|---|---|

Chemical Formula | CBr4 | - |

Molecular Weight | 331.627 | - |

Heat of Combustion | 1090 | kJ/kg |

#### Critical Properties

Property | Value | Unit |
---|---|---|

Critical Temperature | 724.91 | K |

Critical Pressure | 96.31 | bar |

Critical Volume | 328.5 | cm3/mol |

Critical Density | 1.0095 | g/cm3 |

Critical Z | 0.525 | - |

Accentric Factor | 0.501 | - |

### Temperature Dependent Properties

#### Specific Heat

The specific heat at constant pressure can be calculated with the formula:

Constant | Gas | Liquid |
---|---|---|

A | 10.27 | 80.413 |

B | 0.3774 | 0.47826 |

C | -0.000488 | -0.0010227 |

D | 0.000000209 | 0.000001044 |

E | 0 | - |

T min (K) | 273 | 374 |

T max (K) | 1000 | 594 |

#### Heat of Formation

The heat of formation can be calculated with the formula:

Constant | Value |
---|---|

A | 12.019 |

B | 0.014986 |

C | -1.0135E-06 |

T min(K) | 332.62 |

T max (K) | 1000 |

#### Viscosity

The viscosity can be calculated with the formula:

For liquid

For Gas

Constant | Gas | Liquid |
---|---|---|

A | -5.0315 | -8.2942 |

B | 0.6197 | 1406.4 |

C | -0.00002798 | 0.0177 |

D | - | -0.000013867 |

T min(K) | 250 | 364.15 |

T max(K) | 1000 | 688.67 |

#### Heat of Vaporization

The heat of vaporization can be calculated with the formula:

Constant | Value |
---|---|

A | 67.342 |

n | 0.38 |

T min(K) | 364.15 |

T max(K) | 724.91 |

#### Thermal Conductivity

The thermal conductivity can be calculated with the formula:

Constant | Gas | Liquid |
---|---|---|

A | -0.0035872 | 0.0943 |

B | 0.000030259 | -0.000021769 |

C | -2.5531E-09 | -1.0873E-07 |

T min(K) | 250 | 394.15 |

T max(K) | 1000 | 654.91 |

#### Liquid Density

The Liquid Density can be calculated with the Equation:

Constant | Value |
---|---|

A | 1.0095 |

B | 0.2664 |

n | 0.2857 |

T min(K) | 364.15 |

T max(K) | 724.91 |

#### Diffusion Coefficient at Infinite Dilution in Water

The Diffusion Coefficient at Infinite Dilution in Water can be calculated:

Constant | Value |
---|---|

A | -1.9878 |

B | -907.8591 |

T Min(K) | 274 |

T Max(K) | 394 |

#### Diffusion Coefficient in Air

The Diffusion Coefficient in Air can be calculated with the Equation:

Constant | Value |
---|---|

A | -0.02428 |

B | 0.00018854 |

C | 4.9073E-07 |

T min(K) | 200 |

T max(K) | 1000 |