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Basic Information
CAS No.: 679-84-5
Name: Halopropane
Molecular Structure:
Molecular Structure of 679-84-5 (Halopropane)
Formula: C3H3 Br F4
Molecular Weight: 194.954
Synonyms: 2,2,3,3-Tetrafluoropropylbromide; 3-Bromo-1,1,2,2-tetrafluoropropane; FHD 3; Halopropane; Tebron
Density: 1.718g/cm3
Melting Point: 25°C
Boiling Point: 75.2°C at 760 mmHg
Safety: Human central nervous system and cardiovascular system effects by inhalation. When heated to decomposition it emits very toxic fumes of F− and Br−.
PSA: 0.00000
LogP: 2.28170
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Chemistry

Molecule structure of 3-Bromo-1,1,2,2-tetrafluoropropane (CAS NO.679-84-5) :

IUPAC Name: 3-bromo-1,1,2,2-tetrafluoropropane 
Molecular Weight: 194.953533 g/mol
Molecular Formula: C3H3BrF4 
Density: 1.718 g/cm3 
Melting Point: < 25 deg C
Boiling Point: 75.2 °C at 760 mmHg 
Index of Refraction: 1.347
Molar Refractivity: 24.25 cm3
Molar Volume: 113.4 cm3
Polarizability: 9.61*10-24 cm3
Surface Tension: 18.1 dyne/cm
Enthalpy of Vaporization: 30.32 kJ/mol
Vapour Pressure: 116 mmHg at 25 °C 
log P (octanol-water): 2.440
Atmospheric OH Rate Constant: 5.02E-15 cm3/molecule-sec
XLogP3-AA: 2.5 
H-Bond Acceptor: 4
Rotatable Bond Count: 2
Exact Mass: 193.935425
MonoIsotopic Mass: 193.935425
Heavy Atom Count: 8
Complexity: 71.7
Canonical SMILES: C(C(C(F)F)(F)F)Br
InChI: InChI=1S/C3H3BrF4/c4-1-3(7,8)2(5)6/h2H,1H2
InChIKey: YVWGMAFXEJHFRO-UHFFFAOYSA-N

Toxicity Data With Reference

1.    

ihl-hmn TCLo:40,000 ppm:CNS

     ANESAV    Anesthesiology. 25 (1964),600.
2.    

ihl-hmn TCLo:4000 ppm/30M:CVS

     ANESAV    Anesthesiology. 25 (1964),600.

Safety Profile

Human central nervous system and cardiovascular system effects by inhalation. When heated to decomposition it emits very toxic fumes of F− and Br−.

Specification

 3-Bromo-1,1,2,2-tetrafluoropropane (CAS NO.679-84-5) is also called BRN 1840220 ; FHD-3 ; Halopropane ; Propane, 3-bromo-1,1,2,2-tetrafluoro- . 3-Bromo-1,1,2,2-tetrafluoropropane (CAS NO.679-84-5) is moderate toxic.  It will produce toxic bromide and fluoride fumes by heat. So the storage environment should be ventilate, low-temperature and dry.