In general, if the atoms that make up the ring contain heteroatoms, such rings become heterocycles, and organic compounds containing heterocycles are called heterocyclic compounds. An article called 7-Chloro-4-(piperazin-1-yl)quinoline, published in 2012-05-31, which mentions a compound: 837-52-5, Name is 7-Chloro-4-(piperazin-1-yl)quinoline, Molecular C13H14ClN3, COA of Formula: C13H14ClN3.
There are two mols. in the asym. unit (Z’ = 2) of the title compound, C13H14ClN3. Each mol. is linked by N-H···N H bonds to another of the same type in a chain in [110]. The crystal studied was a nonmerohedral twin with components 0.622(2) and 0.378(2). Crystallog. data and at. coordinates are given.
Here is a brief introduction to this compound(837-52-5)COA of Formula: C13H14ClN3, if you want to know about other compounds related to this compound(837-52-5), you can read my other articles.
Reference:
Bromide – Wikipedia,
bromide – Wiktionary