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Bromobenzene is an aryl bromide and the simplest of the bromobenzenes, consisting of a benzene ring substituted with one bromine atom. Its chemical formula is C 6 H 5 Br . It is a colourless liquid although older samples can appear yellow.
C 7 H 5 Br O: Molar mass: 185.020 g·mol −1 Appearance colorless liquid. Density: 1.587 g/mL [1] Melting point: 18 to 21 °C (64 to 70 °F; 291 to 294 K) [1] Boiling point: 233 to 236 °C (451 to 457 °F; 506 to 509 K) [1] Hazards GHS labelling:
185.020 g/mol Appearance colorless liquid colorless liquid white solid CAS number [6630-33-7] [3132-99-8] [1122-91-4] Properties Density and phase: 1.585 g/ml, liquid 1.587 g/ml, liquid solid Solubility in water: practically insoluble Melting point: 16–19 °C 18–21 °C 57 °C Boiling point: 230 °C 233–236 °C 255–258 °C
C 6 H 5 CH 3 + 3/2 O 2 + NH 3 → C 6 H 5 (CN) + 3 H 2 O. In the laboratory it can be prepared by the dehydration of benzamide or benzaldehyde oxime [2] or by the Rosenmund–von Braun reaction using cuprous cyanide or NaCN/DMSO and bromobenzene.
235.906 g·mol −1 ... Density: 1.84 g/cm 3 [1] Melting point: 87 °C (189 °F; 360 K) [3] Boiling point: 220.4 °C (428.7 °F; 493.5 K) [3] Solubility in water.
Density and phase: 1.9940 g/ml, liquid 1.9523 g/ml, liquid 1.84 g/ml, solid Solubility in water: practically insoluble Other solubilities Soluble in 70 parts ethanol. Soluble in benzene, chloroform and very soluble in diethyl ether. Melting point: 7.1 °C −7.0 °C 87 °C Boiling point: 225 °C 218–220 °C 220.4 °C
1,2,4,5-Tetrabromobenzene is an aryl bromide and a four-substituted bromobenzene with the formula C 6 H 2 Br 4. It is one of three isomers of tetrabromobenzene. The compound is a white solid. 1,2,4,5-Tetrabromobenzene is an important metabolite of the flame retardant hexabromobenzene. [1]
Density: 1.2659 g/cm 3 (15 °C) ... Bromobenzene can be converted to benzoic acid by "carboxylation" of the intermediate phenylmagnesium bromide. [15]