Hahn, HG Chang, KH Lee, WS Yoo, JU 2024-01-21T19:10:35Z 2024-01-21T19:10:35Z 2022-01-10 1996-11 0022-152X https://pubs.kist.re.kr/handle/201004/144251 A synthesis of new dihydrooxathiinoquinoline 4 is described. The key compound 6 was prepared by known methods from acetoacetanilide 1. A condensation of beta-chlorosulfide 6 in 75% aqueous sulfuric acid gave quinolone 5. Conversion of 5 to 4 was achieved by treatment with potassium hydroxide in ethanol solution. English HETERO CORPORATION Synthesis of new dihydrooxathiino[2,3-b]quinoline Article 10.1002/jhet.5570330681 1 JOURNAL OF HETEROCYCLIC CHEMISTRY, v.33, no.6, pp.2055 - 2057 JOURNAL OF HETEROCYCLIC CHEMISTRY 33 6 2055 2057 scie scopus A1996WE32000081 2-s2.0-2742529154 Chemistry, Organic Chemistry Article