Matches in DBpedia 2016-04 for { ?s ?p "Phosphorus pentabromide is a reactive, yellow solid of formula PBr5, which has the structure PBr4+ Br− in the solid state but in the vapor phase is completely dissociated to PBr3 and Br2. Rapid cooling of this phase to 15 K leads to formation of the ionic species [PBr4]+[Br3]−. It can be used in organic chemistry to convert carboxylic acids to acyl bromides. It is highly corrosive."@en }
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- Phosphorus_pentabromide comment "Phosphorus pentabromide is a reactive, yellow solid of formula PBr5, which has the structure PBr4+ Br− in the solid state but in the vapor phase is completely dissociated to PBr3 and Br2. Rapid cooling of this phase to 15 K leads to formation of the ionic species [PBr4]+[Br3]−. It can be used in organic chemistry to convert carboxylic acids to acyl bromides. It is highly corrosive.".
- Q240557 comment "Phosphorus pentabromide is a reactive, yellow solid of formula PBr5, which has the structure PBr4+ Br− in the solid state but in the vapor phase is completely dissociated to PBr3 and Br2. Rapid cooling of this phase to 15 K leads to formation of the ionic species [PBr4]+[Br3]−. It can be used in organic chemistry to convert carboxylic acids to acyl bromides. It is highly corrosive.".