6-Chloro-2,3-dihydro-3-hydroxy-2-imino-4-pyrimidinamine

6-Chloro-2,3-dihydro-3-hydroxy-2-imino-4-pyrimidinamine, more often known as 2,4-Diamino-6-chloropyrimidine 3-oxide (DACP-3-oxide), is used mainly as a key intermediate and impurity standard in producing Minoxidil, a popular hair growth drug, but also serves as a building block for other biologically active compounds, showcasing potential in antimicrobial research and as a diverse heterocyclic precursor in pharma/agrochemicals.