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| CAS No.: | 75-61-6 |
|---|---|
| Name: | DIBROMODIFLUOROMETHANE |
| Article Data: | 40 |
| Molecular Structure: | |
|
|
|
| Formula: | CBr2F2 |
| Molecular Weight: | 209.816 |
| Synonyms: | Carbonbromide fluoride;Carbon dibromide difluoride;Dibromodifluoromethane; |
| EINECS: | 200-885-5 |
| Density: | 2.547 g/cm3 |
| Melting Point: | -141 °C |
| Boiling Point: | 26.4 °C at 760 mmHg |
| Flash Point: | None |
| Solubility: | insoluble in water |
| Appearance: | clear colorless to pale yellow liquid |
| Hazard Symbols: |
 Xi
|
| Risk Codes: | 36/37/38 |
| Safety: | 37/39-26 |
| Transport Information: | UN 1941 |
| PSA: | 0.00000 |
| LogP: | 2.32650 |
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Chemistry
Product Name: Difluorodibromomethane (CAS NO.75-61-6)
Molecular Structure of Difluorodibromomethane (CAS NO.75-61-6):
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Molecular Formula: CBr2F2
Molecular Weight: 209.82g/mol
Einecs: 200-885-5
XLogP3-AA: 2.6
H-Bond Donor: 0
H-Bond Acceptor: 2
Index of Refraction: 1.457
Molar Refractivity: 22.43 cm3
Molar Volume: 82.3 cm3
Surface Tension: 28.5 dyne/cm
Melting Point: -141 °C
Boiling point: 26.4 °C at 760 mmHg
Storage Temperature: Refrigerator (+4°C)
Density: 2.547 g/cm3
Refractive index: 1.398-1.402
Water Solubility: Insoluble
Surface Tension: 28.5 dyne/cm
Enthalpy of Vaporization: 26.11 kJ/mol
Vapour Pressure: 724 mmHg at 25°C
Appearance: Clear colorless to pale yellow liquid
Product Categories: refrigerants; Alkyl; Halogenated Hydrocarbons; Organic Building Blocks
Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| mouse | LC50 | inhalation | 140gm/m3/2H (140000mg/m3) | BEHAVIORAL: REGIDITY LIVER: OTHER CHANGES KIDNEY, URETER, AND BLADDER: OTHER CHANGES | Trudy Leningradskogo Sanitarno-Gigienicheskogo Meditsinskogo Instituta. Vol. 111, Pg. 10, 1975. |
Consensus Reports
Reported in EPA TSCA Inventory.
Safety Profile
Some may burn but none ignite readily. Containers may explode when heated. Some may be transported hot.
Safety Information of Difluorodibromomethane (CAS NO.75-61-6):
Hazard Codes: Xi.gif){kind=small}
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Risk Statements: 36/37/38-59
36: Irritating to the eyes
37: Irritating to the respiratory system
38: Irritating to the skin
59: Dangerous for the ozone layer
Safety Statements: 37/39-26-59
26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
37: Wear suitable gloves
39: Wear eye/face protection
59: Refer to manufacturer/supplier for information on recovery/recycling
Standards and Recommendations
OSHA PEL: TWA 100 ppm
ACGIH TLV: TWA 100 ppm
DFG MAK: 100 ppm (870 mg/m3)
DOT Classification: 9; Label: None
Analytical Methods
For occupational chemical analysis use NIOSH: see Dibromodifluoromethane, 1012.
Specification
Difluorodibromomethane , with CAS number of 75-61-6, can be called Carbon dibromide difluoride ; Dibrom(difluor)methan ; Dibromo(difluoro)méthane ; methane, dibromodifluoro- . Inhalation of Difluorodibromomethane (CAS NO.75-61-6) may be harmful. Contact may cause burns to skin and eyes. Inhalation of Asbestos dust may have a damaging effect on the lungs. Fire may produce irritating, corrosive and/or toxic gases. Some liquids produce vapors that may cause dizziness or suffocation. Runoff from fire control may cause pollution.