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Deuterated benzene (C6D6) is a form (called an isotopologue) of benzene (C6H6) in which the hydrogen atom ("H") is replaced with deuterium (heavy hydrogen) isotope ("D"). Deuterated benzene is a common solvent used in NMR spectroscopy.

Deuterated benzene
Kekulé, skeletal formula of deuterated benzene
Spacefill model of deuterated benzene
Ball and stick model of deuterated benzene
3D model (JSmol)
ECHA InfoCard 100.012.784
EC Number 214-061-8
UN number 1114
Molar mass 84.1488 g mol−1
Density 0.950 g cm−3
Melting point 7 °C; 44 °F; 280 K
Boiling point 79 °C; 174 °F; 352 K
152.46 J K−1 mol−1
Highly Flammable F Toxic T
R-phrases (outdated) R45, R46, R11, R36/38, R48/23/24/25, R65
S-phrases (outdated) S53, S45
NFPA 704
Flammability code 3: Liquids and solids that can be ignited under almost all ambient temperature conditions. Flash point between 23 and 38 °C (73 and 100 °F). E.g., gasolineHealth code 2: Intense or continued but not chronic exposure could cause temporary incapacitation or possible residual injury. E.g., chloroformReactivity code 0: Normally stable, even under fire exposure conditions, and is not reactive with water. E.g., liquid nitrogenSpecial hazards (white): no codeNFPA 704 four-colored diamond
Flash point −11 °C (12 °F; 262 K)
Related compounds
Related compounds
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references