Formula: C5H4ClNO. The fused heterocycle is formed by combining a benzene ring with a single heterocycle, or two or more single heterocycles. Compound: 2-Chloropyridine 1-oxide, is researched, Molecular C5H4ClNO, CAS is 2402-95-1, about Mild and recyclable catalytic oxidation of pyridines to N-oxides with H2O2 in water mediated by a vanadium-substituted polyoxometalate. Author is Ding, Yong; Zhao, Wei; Song, Wenfeng; Zhang, Zhenxin; Ma, Baochun.
A vanadium-substituted polyoxometalate, K6[PW9V3O40]·4H2O, was used as a recyclable and effective catalyst for the oxidation of pyridines. The reactions were successfully conducted in water under mild conditions. The catalyst could be easily recovered and reused.
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Reference:
Isoxazole – Wikipedia,
Isoxazole | C3H3NO – PubChem