SEARCH Articles Figures Tables A aliphatic A-Hydrogen atom Aliphatic hydrogenation Aliphatics ketones Atomic positions Hydrogen aliphatic Hydrogen atom positions Hydrogen photochemistry Hydrogenation ketones Hydrogenation ketones, aliphatic Hydrogenation of ketones In hydrogen atom Ketone a hydrogen Ketones a hydrogenation Ketones hydrogen Ketones photochemistry Ketones, aliphatic Ketones, in the Of the hydrogen atom Photochemistry of ketones Positions of atoms Positive hydrogen The hydrogen atom The position of hydrogen Y position Y- ketone