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Dibromodifluoromethane

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Dibromodifluoromethane

EINECS 200-885-5
CAS No. 75-61-6 Density 2.547 g/cm3
PSA 0.00000 LogP 2.32650
Solubility insoluble in water Melting Point -141 °C
Formula CBr2F2 Boiling Point 26.4 °C at 760 mmHg
Molecular Weight 209.816 Flash Point None
Transport Information UN 1941 Appearance clear colorless to pale yellow liquid
Safety 37/39-26 Risk Codes 36/37/38
Molecular Structure Molecular Structure of 75-61-6 (DIBROMODIFLUOROMETHANE) Hazard Symbols IrritantXi
Synonyms

Carbonbromide fluoride;Carbon dibromide difluoride;Dibromodifluoromethane;

Article Data 40

Dibromodifluoromethane Chemical Properties

Product Name: Difluorodibromomethane (CAS NO.75-61-6)
Molecular Structure of Difluorodibromomethane (CAS NO.75-61-6):


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

Dibromodifluoromethane 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.

Dibromodifluoromethane Consensus Reports

Reported in EPA TSCA Inventory.

Dibromodifluoromethane 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,N
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

Dibromodifluoromethane 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

Dibromodifluoromethane Analytical Methods

For occupational chemical analysis use NIOSH: see Dibromodifluoromethane, 1012.

Dibromodifluoromethane 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.

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