- InChI
- InChI=1S/C4H8Br2/c1-3(5)4(2)6/h3-4H,1-2H3
- InChI Key
- BXXWFOGWXLJPPA-UHFFFAOYSA-N
- Formula
- C4H8Br2
- SMILES
- CC(Br)C(C)Br
- Molecular Weight1
- 215.91
- CAS
- 5408-86-6
- Other Names
-
- 2,3-Dibromobutane
- «beta»-Butylene bromide
- «beta»-Butylene bromide
- Cp,gas : Ideal gas heat capacity (J/mol×K).
- η : Dynamic viscosity (Pa×s).
- ΔfG° : Standard Gibbs free energy of formation (kJ/mol).
- ΔfH°gas : Enthalpy of formation at standard conditions (kJ/mol).
- ΔfusH° : Enthalpy of fusion at standard conditions (kJ/mol).
- ΔvapH° : Enthalpy of vaporization at standard conditions (kJ/mol).
- ΔvapH : Enthalpy of vaporization at a given temperature (kJ/mol).
- log10WS : Log10 of Water solubility in mol/l.
- logPoct/wat : Octanol/Water partition coefficient.
- McVol : McGowan's characteristic volume (ml/mol).
- Pc : Critical Pressure (kPa).
- Pvap : Vapor pressure (kPa).
- Inp : Non-polar retention indices.
- Tboil : Normal Boiling Point Temperature (K).
- Tboilr : Boiling point at reduced pressure (K).
- Tc : Critical Temperature (K).
- Tfus : Normal melting (fusion) point (K).
- Vc : Critical Volume (m3/kmol).
- 1: Molecular weight from the IUPAC atomic weights tables.
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Physical Properties
| Property | Value | Unit | Source |
|---|---|---|---|
| ΔfG° | 6.56 | kJ/mol | Joback Calculated Property |
| ΔfH°gas | -83.79 | kJ/mol | Joback Calculated Property |
| ΔfusH° | 9.64 | kJ/mol | Joback Calculated Property |
| ΔvapH° | 36.59 | kJ/mol | Joback Calculated Property |
| log10WS | -2.58 | Crippen Calculated Property | |
| logPoct/wat | 2.553 | Crippen Calculated Property | |
| McVol | 102.220 | ml/mol | McGowan Calculated Property |
| Pc | 4769.39 | kPa | Joback Calculated Property |
| Inp | [882.00; 916.00] |
|
|
| Inp | 904.00 | NIST | |
| Inp | 882.00 | NIST | |
| Inp | 916.00 | NIST | |
| Inp | 904.00 | NIST | |
| Tboil | [431.00; 431.15] | K |
|
| Tboil | 431.00 ± 2.00 | K | NIST |
| Tboil | 431.15 ± 1.50 | K | NIST |
| Tc | 639.11 | K | Joback Calculated Property |
| Tfus | 224.44 | K | Joback Calculated Property |
| Vc | 0.371 | m3/kmol | Joback Calculated Property |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [158.26; 200.90] | J/mol×K | [422.36; 639.11] |
|
| Cp,gas | 158.26 | J/mol×K | 422.36 | Joback Calculated Property |
| Cp,gas | 166.58 | J/mol×K | 458.48 | Joback Calculated Property |
| Cp,gas | 174.37 | J/mol×K | 494.61 | Joback Calculated Property |
| Cp,gas | 181.67 | J/mol×K | 530.73 | Joback Calculated Property |
| Cp,gas | 188.50 | J/mol×K | 566.86 | Joback Calculated Property |
| Cp,gas | 194.90 | J/mol×K | 602.98 | Joback Calculated Property |
| Cp,gas | 200.90 | J/mol×K | 639.11 | Joback Calculated Property |
| η | [0.0004045; 0.0065317] | Pa×s | [224.44; 422.36] |
|
| η | 0.0065317 | Pa×s | 224.44 | Joback Calculated Property |
| η | 0.0030527 | Pa×s | 257.43 | Joback Calculated Property |
| η | 0.0016958 | Pa×s | 290.41 | Joback Calculated Property |
| η | 0.0010621 | Pa×s | 323.40 | Joback Calculated Property |
| η | 0.0007254 | Pa×s | 356.39 | Joback Calculated Property |
| η | 0.0005285 | Pa×s | 389.37 | Joback Calculated Property |
| η | 0.0004045 | Pa×s | 422.36 | Joback Calculated Property |
| ΔvapH | 37.70 | kJ/mol | 295.00 | NIST |
Pressure Dependent Properties
| Property | Value | Unit | Pressure (kPa) | Source |
|---|---|---|---|---|
| Tboilr | 378.70 | K | 21.30 | NIST |
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Pvap | [1.33; 202.63] | kPa | [324.82; 456.50] |
The Yaw...
|
| Equation | ln(Pvp) = A + B/(T + C) | |||
| Coefficient A | 1.53443e+01 | |||
| Coefficient B | -3.95955e+03 | |||
| Coefficient C | -6.18440e+01 | |||
| Temperature range, min. | 324.82 | |||
| Temperature range, max. | 456.50 | |||
| Pvap | 1.33 | kPa | 324.82 | Calculated Property |
| Pvap | 2.95 | kPa | 339.45 | Calculated Property |
| Pvap | 6.02 | kPa | 354.08 | Calculated Property |
| Pvap | 11.49 | kPa | 368.71 | Calculated Property |
| Pvap | 20.66 | kPa | 383.34 | Calculated Property |
| Pvap | 35.32 | kPa | 397.98 | Calculated Property |
| Pvap | 57.74 | kPa | 412.61 | Calculated Property |
| Pvap | 90.73 | kPa | 427.24 | Calculated Property |
| Pvap | 137.70 | kPa | 441.87 | Calculated Property |
| Pvap | 202.63 | kPa | 456.50 | Calculated Property |
Similar Compounds
Find more compounds similar to Butane, 2,3-dibromo-.
Sources
- Crippen Method
- Crippen Method
- Joback Method
- McGowan Method
- NIST Webbook
- The Yaws Handbook of Vapor Pressure
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