Synthesis Route for 108832-06-0

14933-29-0
4-hydroxy-3-phen...
98-59-9
p-Toluenesulfony...
~96%
108832-06-0
(2-oxo-3-phenyl-...

Reference:

Monatshefte fuer Chemie, , vol. 117, p. 1305 - 1324