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624-61-3

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Basic Information
CAS No.: 624-61-3
Name: dibromoacetylene
Article Data: 3
Molecular Structure:
Molecular Structure of 624-61-3 (dibromoacetylene)
Formula: C2Br2
Molecular Weight: 183.83
Synonyms: Acetylene,dibromo;dibromoethyne;acetylene dibromide;Dibrom-acetylen;Dibrom-aethin;BrC.equiv.CBr;DIBROMOACETYLENE;Ethyne, dibromo-;
Density: 2.581g/cm3
Melting Point: -24°C
Boiling Point: 125.3°Cat760mmHg
Flash Point: 33.6°C
Hazard Symbols: Explodes on contact with oxygen or on heating. Dangerous!! Toxic by inhalation and injection, strong irritant.
Safety: Ignites spontaneously in air. Explodes when heated. When heated to decomposition it emits toxic fumes of Br−. See also ACETYLENE COMPOUNDS and ALKYNES.
PSA: 0.00000
LogP: 1.69460
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Chemistry

Product Name: Dibromoacetylene (CAS NO.624-61-3)


Molecular Formula: C2Br2
Molecular Weight: 183.8294 g/mol
Mol File: 624-61-3.mol
Boiling point: 125.3 °C at 760 mmHg
Storage Temperature:
Flash Point: 33.6 °C
Density: 2.581 g/cm3
Surface Tension: 55.2 dyne/cm
Enthalpy of Vaporization: 34.82 kJ/mol
Vapour Pressure: 14.8 mmHg at 25°C
XLogP3-AA: 2.5
H-Bond Donor: 0
H-Bond Acceptor: 0
Heavy Atom Count: 4
Complexity: 46.9
Covalently-Bonded Unit Count: 1

Safety Profile

Ignites spontaneously in air. Explodes when heated. When heated to decomposition it emits toxic fumes of Br−. See also ACETYLENE COMPOUNDS and ALKYNES.

Standards and Recommendations

DOT Classification:  Forbidden