Synthesis of quaternary carbon centered chromans from the reactions of ethyl 2-(2-hydroxyaryl)-2-oxoacetates with allenic ester or allenic sulfone catalyzed by tertiary phosphine and SPTS

✍ Scribed by Fangle Hu; Xiaoyang Guan; Min Shi

• Book ID: 113929458
• Publisher: Elsevier Science
• Year: 2012
• Tongue: French
• Weight: 566 KB
• Volume: 68
• Category: Article
• ISSN: 0040-4020
• DOI: 10.1016/j.tet.2012.04.036