Stereochemical studies. XLI. Asymmetric synthesis of optically active 4a-methyl-4,4a,9,10-tetrahydro-2(3H)-phenanthrone derivatives, key intermediates for total syntheses of optically active diterpenes and steroids.
Stereochemical studies. XLI. Asymmetric synthesis of optically active 4a-methyl-4,4a,9,10-tetrahydro-2(3H)-phenanthrone derivatives, key intermediates for total syntheses of optically active diterpenes and steroids.