3-Bromo-N-(4-pyridinylmethyl)-pyrazolo[1, 5- a] pyrimidin-5-amine is a reaction component that is used in the synthesis of complex compounds. 3-Bromo-N-(4-pyridinylmethyl)-pyrazolo[1, 5- a] pyrimidin-5-amine has been found to be a useful scaffold for the synthesis of fine chemicals and research chemicals. It can be used as an intermediate or building block in reactions to produce various products. 3-Bromo-N-(4-pyridinylmethyl)-pyrazolo[1, 5- a] pyrimidin-5 -amine has been found to have high quality and can be used as a reagent in research.