Dortmund Data Bank
Azeotropic Data
The experimental data shown in these pages are freely available and have been published already in the DDB Explorer Edition. The data represent a small sub list of all available data in the Dortmund Data Bank. For more data or any further information please search the DDB or contact DDBST.
Components
| No. | Formula | Molar Mass | CAS Registry Number | Name |
|---|---|---|---|---|
| 1 | CH4O | 32.042 | 67-56-1 | Methanol |
| 2 | C4H6 | 54.092 | 106-99-0 | 1,3-Butadiene |
Data Table
| Azeotropic Type | T [K] | P [kPa] | yaz,1 [mol/mol] | yaz,2 [mol/mol] | Measurement Method | Evaluation | Source | Note |
|---|---|---|---|---|---|---|---|---|
| homPmax | 313.150 | n.a. | n.a. | 0.97000 | n.a. | Author | 1 | - |
| homPmax | 323.150 | ~ 583.600 | n.a. | ~ 0.95160 | Phase equilibrium | DDBST by regression | 1 | (1) |
Note1: fitted with Wilson
(yaz - vapor and liquid mole fraction)
List of Azeotrope Types
| homPmax | homogeneous pressure maximum |
|---|
List of Qualitative Signs
| ~ | Approximate Value |
|---|
List of References
| 1 | Churkin B.N.; Gorshkov V.A.; Pavlov S.Yu.; Levicheva E.N.; Karpacheva L.L.: Liquid-Vapour Equilibria in C4 Hydrocarbons-Methanol Systems. Viniti (1977) 1-10 |
|---|
Diagrams
See larger image |
See larger image |