4-Bromoaniline is a compound where an

aniline Aniline is an organic compound with the formula C6 H5 NH2. Consisting of a phenyl group attached to an amino group, aniline is the simplest aromatic amine In organic chemistry, an aromatic amine is an organic compound consisting of an aroma ...

molecule is substituted with a

bromine Bromine is a chemical element with the symbol Br and atomic number 35. It is the third-lightest element in group 17 of the periodic table (halogens) and is a volatile red-brown liquid at room temperature that evaporates readily to form a simila ...

atom on the ''para'' position. Commercially available, this compound may be used as a building block, e.g. in the preparation of p-bromo

biphenyl Biphenyl (also known as diphenyl, phenylbenzene, 1,1′-biphenyl, lemonene or BP) is an organic compound that forms colorless crystals. Particularly in older literature, compounds containing the functional group consisting of biphenyl less one ...

via the Gomberg-Bachmann reaction.

Synthesis

4-bromoaniline can be made by reacting aniline with bromine with a protection with acetyl chloride.

References

{{DEFAULTSORT:Bromoaniline, 4- Anilines Bromoarenes