Product Details of 2402-95-1. So far, in addition to halogen atoms, other non-metallic atoms can become part of the aromatic heterocycle, and the target ring system is still aromatic. Compound: 2-Chloropyridine 1-oxide, is researched, Molecular C5H4ClNO, CAS is 2402-95-1, about Synthesis of 1-(2-chloro-4-pyridyl)-3-phenylurea.
The title compound was prepared in 93.3% yield by reaction of Ph isocyanate with 4-amino-2-chloropyridine. The latter was obtained by nitration, reduction of 2-chloropyridine-N-oxide. The best conditions of the reaction were given.
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Reference:
Isoxazole – Wikipedia,
Isoxazole | C3H3NO – PubChem