- InChI
- InChI=1S/C8H18O/c1-5-7(3)9-8(4)6-2/h7-8H,5-6H2,1-4H3
- InChI Key
- HHBZZTKMMLDNDN-UHFFFAOYSA-N
- Formula
- C8H18O
- SMILES
- CCC(C)OC(C)CC
- Molecular Weight1
- 130.23
- CAS
- 6863-58-7
- Other Names
-
- (sec-C4H9)2O
- 2,2'-OXYBIS-BUTANE
- 2,2'-oxybisbutane
- 3,5-dimethyl-4-oxaheptane
- Bis(2-butyl)ether
- bis(2-butyl) ether
- bis-(1-methylpropyl) ether
- butane, 2,2'-oxybis-
- sec-butyl ether
- ω : Acentric Factor.
- PAff : Proton affinity (kJ/mol).
- BasG : Gas basicity (kJ/mol).
- ΔcH°liquid : Standard liquid enthalpy of combustion (kJ/mol).
- 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).
- ΔfH°liquid : Liquid phase 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).
- IE : Ionization energy (eV).
- 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).
- Tboil : Normal Boiling Point Temperature (K).
- Tc : Critical Temperature (K).
- Tfus : Normal melting (fusion) point (K).
- Vc : Critical Volume (m3/kmol).
- Zc : Critical Compressibility.
- 1: Molecular weight from the IUPAC atomic weights tables.
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Physical Properties
| Property | Value | Unit | Source |
|---|---|---|---|
| ω | 0.4100 | KDB | |
| PAff | 865.90 | kJ/mol | NIST |
| BasG | 838.50 | kJ/mol | NIST |
| ΔcH°liquid | -5319.00 ± 1.00 | kJ/mol | NIST |
| ΔfG° | -93.40 | kJ/mol | Joback Calculated Property |
| ΔfH°gas | -361.00 ± 2.00 | kJ/mol | NIST |
| ΔfH°liquid | -401.60 ± 1.10 | kJ/mol | NIST |
| ΔfusH° | 10.62 | kJ/mol | Joback Calculated Property |
| ΔvapH° | 40.88 | kJ/mol | NIST |
| IE | 9.11 | eV | NIST |
| log10WS | -1.51 | Relay (1.0) Calculated Property | |
| logPoct/wat | 2.600 | Crippen Calculated Property | |
| McVol | 129.450 | ml/mol | McGowan Calculated Property |
| Pc | 2550.00 | kPa | KDB |
| Tboil | [394.00; 394.20] | K |
|
| Tboil | 394.20 | K | KDB |
| Tboil | 394.00 | K | NIST |
| Tboil | 394.20 | K | NIST |
| Tc | 562.00 | K | KDB |
| Tfus | 172.00 | K | KDB |
| Vc | 0.489 | m3/kmol | KDB |
| Zc | 0.2671280 | KDB |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| ΔvapH | 34.06 | kJ/mol | 394.20 | NIST |
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [189.97; 451.63] | J/mol×K | [273.00; 1000.00] |
Joback Predicted correlation
|
| Equation | Y = A + B·T + C·T² + D·T³ + E·T⁴ Y is Cp,gas in J/mol×K, T in K | |||
| Coefficient A | 1.77520e+01 | |||
| Coefficient B | 7.12480e-01 | |||
| Coefficient C | -3.06800e-04 | |||
| Coefficient D | 2.82000e-08 | |||
| Coefficient E | 0.00000e+00 | |||
| Temperature range, min. | 273.00 | |||
| Temperature range, max. | 1000.00 | |||
| Cp,gas | 189.97 | J/mol×K | 273.00 | Calculated Property |
| Cp,gas | 232.66 | J/mol×K | 353.78 | Calculated Property |
| Cp,gas | 271.74 | J/mol×K | 434.56 | Calculated Property |
| Cp,gas | 307.30 | J/mol×K | 515.33 | Calculated Property |
| Cp,gas | 339.42 | J/mol×K | 596.11 | Calculated Property |
| Cp,gas | 368.20 | J/mol×K | 676.89 | Calculated Property |
| Cp,gas | 393.72 | J/mol×K | 757.67 | Calculated Property |
| Cp,gas | 416.07 | J/mol×K | 838.44 | Calculated Property |
| Cp,gas | 435.35 | J/mol×K | 919.22 | Calculated Property |
| Cp,gas | 451.63 | J/mol×K | 1000.00 | Calculated Property |
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| η | [0.0137780; 0.0002222] | Pa×s | [172.00; 393.40] |
Joback Predicted correlation
|
| Equation | Y = exp(A + B/T + C·ln(T) + D·T^E) Y is η in Pa×s, T in K | |||
| Coefficient A | -1.16187e+01 | |||
| Coefficient B | 1.26145e+03 | |||
| Coefficient C | 0.00000e+00 | |||
| Coefficient D | 0.00000e+00 | |||
| Coefficient E | 0.00000e+00 | |||
| Temperature range, min. | 172.00 | |||
| Temperature range, max. | 393.40 | |||
| η | 0.0137780 | Pa×s | 172.00 | Calculated Property |
| η | 0.0055035 | Pa×s | 196.60 | Calculated Property |
| η | 0.0026961 | Pa×s | 221.20 | Calculated Property |
| η | 0.0015236 | Pa×s | 245.80 | Calculated Property |
| η | 0.0009552 | Pa×s | 270.40 | Calculated Property |
| η | 0.0006474 | Pa×s | 295.00 | Calculated Property |
| η | 0.0004658 | Pa×s | 319.60 | Calculated Property |
| η | 0.0003513 | Pa×s | 344.20 | Calculated Property |
| η | 0.0002751 | Pa×s | 368.80 | Calculated Property |
| η | 0.0002222 | Pa×s | 393.40 | Calculated Property |
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Pvap | [1.33; 202.66] | kPa | [295.76; 417.54] |
The Yaws Handbook of Vapor Pressure
|
| Equation | ln(Y) = A + B/(T + C) Y is Pvap in kPa, T in K | |||
| Coefficient A | 1.54197e+01 | |||
| Coefficient B | -3.70770e+03 | |||
| Coefficient C | -5.07380e+01 | |||
| Temperature range, min. | 295.76 | |||
| Temperature range, max. | 417.54 | |||
| Pvap | 1.33 | kPa | 295.76 | Calculated Property |
| Pvap | 2.94 | kPa | 309.29 | Calculated Property |
| Pvap | 6.01 | kPa | 322.82 | Calculated Property |
| Pvap | 11.45 | kPa | 336.35 | Calculated Property |
| Pvap | 20.60 | kPa | 349.88 | Calculated Property |
| Pvap | 35.23 | kPa | 363.42 | Calculated Property |
| Pvap | 57.61 | kPa | 376.95 | Calculated Property |
| Pvap | 90.59 | kPa | 390.48 | Calculated Property |
| Pvap | 137.60 | kPa | 404.01 | Calculated Property |
| Pvap | 202.66 | kPa | 417.54 | Calculated Property |
| Pvap | [2.72e-06; 2397.72] | kPa | [173.15; 559.00] |
KDB Vapor Pressure Data
|
| Equation | ln(Y) = A + B/T + C·ln(T) + D·T² + E/T² Y is Pvap in kPa, T in K | |||
| Coefficient A | 8.78094e+01 | |||
| Coefficient B | -7.85694e+03 | |||
| Coefficient C | -1.07579e+01 | |||
| Coefficient D | 6.67024e-06 | |||
| Coefficient E | 0.00000e+00 | |||
| Temperature range, min. | 173.15 | |||
| Temperature range, max. | 559.00 | |||
| Pvap | 2.72e-06 | kPa | 173.15 | Calculated Property |
| Pvap | 2.29e-03 | kPa | 216.02 | Calculated Property |
| Pvap | 0.15 | kPa | 258.89 | Calculated Property |
| Pvap | 2.60 | kPa | 301.77 | Calculated Property |
| Pvap | 19.13 | kPa | 344.64 | Calculated Property |
| Pvap | 83.20 | kPa | 387.51 | Calculated Property |
| Pvap | 256.22 | kPa | 430.38 | Calculated Property |
| Pvap | 624.33 | kPa | 473.26 | Calculated Property |
| Pvap | 1294.32 | kPa | 516.13 | Calculated Property |
| Pvap | 2397.72 | kPa | 559.00 | Calculated Property |
Similar Compounds
Find more compounds similar to Di-sec-Butyl ether.
Mixtures
- Water + Di-sec-Butyl ether
- Methyl Alcohol + Water + Di-sec-Butyl ether
- Ethanol + Water + Di-sec-Butyl ether
Sources
- KDB Vapor Pressure Data
- Cheméo Relay (1.0)
- Crippen Method
- Crippen Method
- Liquid liquid equilibria for binary systems of tert-amyl ethyl ether (TAEE), isopropyl tert-butyl ether (IPTBE) and di-sec-butyl ether (DSBE) with water and for ternary systems with methanol or ethanol
- Joback Method
- KDB
- McGowan Method
- NIST Webbook
- The Yaws Handbook of Vapor Pressure
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