2-Chloropyrimidine

In commercial and lab-scale synthesis, 2-chloropyrimidine is reacted with piperazine, typically under basic conditions, to introduce the pyrimidine ring, a core structural component of the anxiolytic drug Buspirone. 2-Chloropyrimidine is a crucial raw material in the synthesis of 1-(2-pyrimidinyl)piperazine, which serves as a key intermediate in the production of the active pharmaceutical ingredient (API) Buspirone Hydrochloride.

API Name Buspirone hydrochloride
CAS No 1722-12-9
Molecular Formula C4H3ClN2
Molecular Weight 114.53 g/mol
Synonyms 2-chloropyrimidine

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