73453-41-5Relevant academic research and scientific papers
Synthesis and Reactions of (4H- and 2H-2,6-Diphenylthiopyran-4-yl)phosphonates
Chen, Chin H.,Reynolds, George A.
, p. 2453 - 2458 (1980)
The umpolung of 2,6-diphenylthiopyrylium salts is achieved by the synthesis of the Wittig-Horner reagent of diethyl (2,6-diphenyl-4H-thiopyran-4-yl)phosphonate (7).This 4H-lithiated species is a kinetically controlled product which equilibrates to the mor
