Yn. Belokon et al., STEREOSPECIFIC RADICAL-ADDITION OF ISOPROPANOL AND N-BUTANAL TO (5R)-(L-MENTHYLOXY)FURAN-2(5H)-ONE, Russian chemical bulletin, 44(3), 1995, pp. 517-519
The radical addition of (PrOH)-O-i and n-butanal to (SR)-5-(l-menthylo
xy)furan-2(5H)-one occurs regio- and diastereospecifically at position
4 of the furanone ring.