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Pure Component Properties
[Instruction]
 Click on units to view values in other units of measure! * NA : Not Available (No data found)
Component Names and Formula
 | ID | 1524 | | Name | DIBROMOMETHANE | | Synonyms | METHYL DIBROMIDE | | REFRIGERANT-30B2 | | METHYLENE BROMIDE | | Formula | CH2Br2 | | CH2Br2 | | | CAS No. | 74-95-3 |
Basic Properties
| Molecular Wt. (WT) | 1.73835E+02 | | | | Normal Boiling Point Temp. (TB) | 3.70000E+02 | K |  | | Freezing Point Temp. (TF) | 2.20600E+02 | K | | | Triple Point Temp. (TT) | NA | | | | Triple Point Press. (PT) | NA | | | | Critical Temperature. (TC) | 5.83000E+02 | K | | | Critical Pressure (PC) | 7.10000E+03 | kPa | | | Critical Volume (VC) | NA | | | | Critical Compressibility (ZC) | NA | | | | Accentric Factor (ACCF) | NA | | |
Temperature Dependent Properties
| Vapor Pressure | Coeff.s Available |  | | Heat Capacity (Ideal Gas) | Coeff.s Available | | | Heat Capacity (Liquid) | NA | | | Viscosity (Gas, Low P) | NA | | | Viscosity (Liquid) | Coeff.s Available | | | Themal Conductivity (Gas, Low P) | NA | | | Themal Conductivity (Liquid) | NA | | | Surface Tension | NA | |
Liquid Properties
| Partial Molar Volume (VOLP) | NA | | | | Solubility Parameters (SOLP) | 2.170053E+04 | (J/cm^3)^0.5 | | | SRK accentric factor (WSRK) | NA | | | | COSTALD Characteristic Volume (VSTAR) | NA | | | | Rackett parameter (ZRA) | NA | | | | Aniline Point (ANP) | NA | | |
Enthalpy Data
| H(formation,ideal gas)at 25 C | -3.890000E+04 | kJ/kg-mol | | | G(formation,ideal gas) at 25 C | -1.059000E+04 | kJ/kg-mol | | | Heat of Combustion, Gross form (HCB1) | NA | | | | Heat of Combustion, Net form (HCB2) | NA | | |
Molecular Properties
| Van der Waals Volume (VDWV) | NA | | | | Van der Waals Area (VDWA) | NA | | | | UNIQUAC Ri Parameter (RI) | NA | | | | UNIQUAC Qi Parameter (QI) | NA | | | | Dipole Moment (DM) | 1.900000E+00 | debye | | | Radius of Gyration (GYRAD) | NA | | |
Single Temperature Properties
| Liquid Density (DENL) | 1.438147E-02 | g-mol/cm^3 | | | Temperature of DENL (TDENL) | 2.930000E+02 | K | | | Heat of Vaporizaiton (HVAP) | NA | | | | Temperature of HVAP (THVAP) | NA | | | | Surface Tension (SRF) | NA | | | | Temperature of SRF (TSRF) | NA | | | | Dielectric Constant (DIEL) | NA | | | | Temperature of DIEL (TDIEL) | NA | | | | Refractive Index (RFI) | NA | | | | Temperature of RFI (TRFI) | NA | | |
Hazardous Data
| Lower Flammability Limit(FLL) | NA | | | | Upper Flammability Limit(FLU) | NA | | | | Flash Point (Open Cup Method) | NA | | | | Flash Point (Closed Cup Method) | NA | | | | Autoignition Temperature (AIGT) | NA | | | | NFPA Rating (Health) | | | | | NFPA Rating (Fire) | | | | | NFPA Rating (Safety) | | | |
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