SEARCH Articles Figures Tables Acetylene and Substituted Acetylenes in Presence of Carboxylic Acids, Hydrogen Halides, Mercaptans or Amines Acid Dissociation of the Carbon-Hydrogen Bond Acid-Catalyzed Hydrogen Exchange as a Quantitative Measure of Reactivity Acid-Catalyzed Hydrogen Exchange of Dithienothiophenes Acidity Constants of Hydrogen Ions Acidity and Basicity of Binary Hydrogen Compounds Acidity of Alpha Hydrogen Atoms Enolate Ion Formation Acidity of a-Hydrogens the Enolate Anion Acidity of a-hydrogen atoms enolate formation Acidity of a-hydrogen atoms enolate ion formation Acidity of a-hydrogens Acidity of hydrogen fluoride Acidity of hydrogen halides Addition of hydrogen cyanide to an aldehyde. Mandelic acid from benzaldehyde Amphoterism of hydrogen acids Asymmetric Catalytic Hydrogenation of a-Acetamidocinnamic Acid Esters Asymmetric Hydrogenation of Acrylic Acids Asymmetric Hydrogenation of Cinnamic Acid Derivatives Asymmetric Hydrogenation of Unsaturated Acids and Esters Asymmetric hydrogenation of a-acetamido cinnamic acid Asymmetric hydrogenation of dehydroamino acid derivatives Asymmetric hydrogenation of unsaturated carboxylic acids Asymmetric hydrogenation of vinylphosphonic acids carrying a phenyl substituent at Asymmetric hydrogeneation of cinnamic acid Diastereoselective Hydrogenation of Folic Acid Ester Dithiocarboxylic acids via acylation of hydrogen sulfide Economic Importance of Hydrogen Chloride and Hydrochloric Acid Effect of exogenous hydrogen succinic acid production in benchscale fermenter Enantioselective Hydrogenation of Unsaturated Acid and Ester Derivatives Enantioselective Hydrogenation of a,P-Unsaturated Acids or Esters Enantioselective ruthenium-catalyzed hydrogenation of vinylphosphonic acids Hydriodic acid by action of iodine on hydrogen Hydrogen chloride removal of water and, from phosphorous acid Hydrogenation of -2-acetamidocinnamic acid Hydrogenation of Acids and Esters to the corresponding Alcohols Hydrogenation of Aliphatic Carboxylic Acids Hydrogenation of CO2 to formic acid Hydrogenation of Dehydro-a-Amino Acids and Enamides Hydrogenation of a, p-unsaturated acids Hydrogenation of acrylic acids Hydrogenation of aromatic carboxylic acids Hydrogenation of carboxylic acids Hydrogenation of cinnamic acid Hydrogenation of crotonic acid Hydrogenation of dehydroamino acid derivatives Hydrogenation of fumaric acid Hydrogenation of itaconic acid Hydrogenation of linoleic acid Hydrogenation of sorbic acid Hydrogenation of tiglic acid Hydrogenation of unsaturated acids Hydrogenation of unsaturated acids and esters Hydrogenation of unsaturated amino acids Hydrogenation of unsaturated carboxylic acid Hydrogenation of unsaturated fatty acids Ionic Hydrogenation of Ketones Using Metal Hydrides and Added Acid Metal-free reduction of imines enantioselective Br0nsted acid-catalyzed transfer hydrogenation using chiral BINOL-phosphates as catalysts Nitration of compounds containing acidic hydrogen Nitrous acid in the presence of hydrogen peroxide Noble metal catalyst, hydrogenation of perfluorocarboxylic acids Olefins and Functional Derivatives in the Presence of Carboxylic Acids, Thiols, Amines or Hydrogen Chloride Oxidation of hydrogen chloride by nitric acid Propiolic acid addition of hydrogen halides Reduction, by hydrogen and Raney of a hydroxylamino acid to an amino Replacement of hydrogen by halogen in aliphatic dicarboxylic acids and nitriles Replacement of hydrogen by halogen in aliphatic monocarboxylic acids Replacement of hydrogen by halogen in phenols, hydroxyphenylalkanoic acids, aryl ethers, and aromatic amines The ADDITION OF ACIDS TO OLEFINS THROUGH ELECTROPHILIC HYDROGEN The Acidity of an a-Hydrogen