In 2019,Journal of Organic Chemistry included an article by Zemtsov, Artem A.; Ashirbaev, Salavat S.; Levin, Vitalij V.; Kokorekin, Vladimir A.; Korlyukov, Alexander A.; Dilman, Alexander D.. Recommanded Product: Ethyl 5-bromovalerate. The article was titled 《Photoredox Reaction of 2-Mercaptothiazolinium Salts with Silyl Enol Ethers》. The information in the text is summarized as follows:
A method for the generation of free radicals from thiazolinium salts upon photocatalytic reduction is described. The thiazolinium salts are generated by treatment with Me triflate of 2-mercaptothiazolines, which can be readily obtained from alkyl bromides and tosylates via a nucleophilic substitution reaction or by hydrothiolation of alkenes. Silyl enol ethers were used to trap the radicals, furnishing ketones after successive single-electron oxidation and elimination of the silyl cation. The experimental part of the paper was very detailed, including the reaction process of Ethyl 5-bromovalerate(cas: 14660-52-7Recommanded Product: Ethyl 5-bromovalerate)
Ethyl 5-bromovalerate(cas: 14660-52-7) belongs to bromides. Most organobromine compounds, like most organohalide compounds, are relatively nonpolar. Bromine is more electronegative than carbon (2.9 vs 2.5). Consequently, the carbon in a carbon–bromine bond is electrophilic, i.e. alkyl bromides are alkylating agents.Recommanded Product: Ethyl 5-bromovalerate
Referemce:
Bromide – Wikipedia,
bromide – Wiktionary