Pyrimidine

Pyrimidine Definition:

A compound that is similar in structure to pyridine but contains one extra nitrogen atom at the 3 position.

Pyrimidine Explained:

Any of a group of organic compounds having a 1 ring with alternating carbon and nitrogen atoms. Pyrimidines include the substructures like cytosine, thymine, and uracil, which are components of nucleic acids.