EPR/ENDOR detection of stable titanium(III) and titanium(IV) radical products generated by single electron transfer from (iso-PrO)3TiCH3. Journal of the Chemical Society, Perkin Transactions 2: Physical Organic Chemistry, 9:1493--1496, 1992. [PUMA: ENDOR ESR ESR;titanium complex dicarbonyl donor;semiquinone electron methyltriisopropoxytitanium;diimine methyltriisopropoxytitanium;ketone methyltriisopropoxytitanium;methyltriisopropoxytitanium prepn radical single stable titanium transfer]