琼斯试剂是三氧化铬在硫酸水溶液中的溶液。使用丙酮作为反应溶剂，该试剂通常分别用于将伯醇和仲醇氧化成羧酸和酮。氧化速度很快，且放热。该试剂耐受各种功能，例如不饱和键，其很少被氧化。有关铬基试剂的全面综述，请参阅 Tojo 和 Fernández 的“将醇氧化成醛和酮”，Springer Berlin，2006，1-97。 应用 琼斯试剂可用于：通过催化剂量的四氧化锇将各种烯烃氧化裂解成羧酸和酮通过取代萘酚的氧化脱氢二聚反应制备对称联萘酚。通过 2-（4-羟基-丁烯-1-炔基）苯甲醛合成酰基萘酚和取代异香豆素。 Jones reagent is a solution of chromium trioxide in aqueous sulfuric acid.Using acetone as a reaction solvent, the reagent is usually used for the oxidation of primary and secondary alcohols to carboxylic acids and ketones, respectively.The oxidation is very rapid and exothermic.The reagent tolerates a variety of functionalities, such as, for example, unsaturated bonds, which are rarely oxidized.For a comprehensive review of chromium-based reagents, see "Oxidation of Alcohols to Aldehydes and Ketones" by Tojo and Fernández, Springer Berlin, 2006, 1-97.Jones reagent can be used:In the oxidative cleavage of various alkenes into carboxylic acids and ketones using a catalytic amount of osmium tetroxide.To prepare symmetrical binaphthols by oxidative dehydrodimerization of substituted naphthols.To synthesize acyl-naphthols and substituted isocoumarins from 2-(4-hydroxy-but-1-ynyl)benzaldehydes.