di(methyl-
13C)zinc 、
苯乙酮 在
titanium(IV) isopropylate 、 (1S,2R,4R,1'R,2'R,1''S,2''R,4''R)-N-{trans-2'-[2''-hydroxy-7'',7''-dimethylbicyclo[2.2.1]hept-1''-ylmethylsulfonamino]cyclohexyl}-2-hydroxy-7,7-dimethylbicyclo[2.2.1]hept-1-ylmethanesulfonamide 作用下,
生成
methyl-(13)C-methylphenylmethanol