PPT-12.7 Addition Reactions for

Alkenes The commercial process of hydrogenation is used to convert the double bonds in vegetable oils to saturated fats such as those in margarine Learning Goal Draw the condensed or lineangle structural formulas and give the names for the organic products of addition reactions of alkenes Draw a condensed structural formula for a section of a polymer. Felkin. , . Ahn. and Friends. “These observations are, to my knowledge, the first definitive experimental evidence that further synthesis with asymmetric systems proceeds in an asymmetric manner. Although this statement does not at all contradict theory, it by no means follows from it”. 1. Chapter 19. Condensation and Conjugate Addition Reactions of Carbonyl . Compounds. More Chemistry of Enolates. Ch. . 19 . - . 2. About The Authors. . These PowerPoint Lecture Slides were created and prepared by Professor William Tam and his wife, Dr. Phillis Chang. . Physical Properties of Alkanes. Non polar compounds. Insoluble in water. Less dense than water and so will float on top of the water. Dissolve in organic solvents . . (. eg. dry cleaning fluid) and in each other (. ,-Unsaturated Aldehydes and Ketones. 18-8. Conjugated unsaturated aldehydes and ketones are more stable than their unconjugated isomers.. Enones, or . ,-unsaturated carbonyl groups, are stabilized by resonance.. Addition . Reactions. Addition is the opposite of elimination. A pi bond is converted to a sigma bond. Addition . Reactions. A pi bond will often act as a Lewis base (as a nucleophile or as a . Brønsted. Free Radicals. Chain Free Radical Reactions. Nonchain. . Free Radical . Reactions. Miscellaneous . Free Radical Reactions. . Chapter Five. Free Radicals. Properties of free radicals. 1. One or more unpaired electrons.. of Alkenes: Addition Reactions. Disparlure: sex attractant of the female gypsy moth.. (A type of . pheromone.. ). 2. I. Hydrogenation of Alkenes. Addition. Reactions. oleic acid. (unsaturated). stearic acid. 12-1. Because the C-C .  bond is relatively weak, alkene chemistry is dominated by its reactions.. The addition of a reagent, A-B, to give a saturated compound is the most common transformation of an alkene.. and alkyne . Reactions, continued. Dr. Clower. CHEM 2411. Spring 2014. McMurry. (8. th. ed.) sections 7.7-7.8, 7.10-7.11, 10.3-10.4, 8.2-8.8, 8.10, 8.12, 9.3-9.8, 7.1, 8.1, 9.2, 9.9 . Reactions of Alkynes. Newehy. Chemistry Department, College of Science, King Saud University. http://fac.ksu.edu.sa/melnewehy. Unsaturated Hydrocarbons. Alkynes. - . Alkynes. are . ydrocarbons. . that contain a . carbon–carbon . p. Bonds. In each of . these species on the right, . however, the C atom of the polar π bond possesses a . leaving . group. .. The . presence of a leaving group facilitates another type of . reaction with . HL only . Syed . Arshad. . Mushtaq. Chemistry Teacher . Australian School of Abu Dhabi . Nucleophilic substitution reactions. Learning outcomes . Understand:. Nucleophilic. . unimolecular. substitution reactions are represented by S. By. MSC. . . Hussien. . Ali. . Karim. Electron . donating group . An electron donating . group . (EDG) has the net effect of increasing electron density in a molecule through the carbon atom it is bonded to. By increasing electron density on adjacent carbon atoms, EDGs change the reactivity of a molecule:. Chain Free Radical Reactions. Nonchain. . Free Radical . Reactions. Miscellaneous . Free Radical Reactions. . Chapter Five. Free Radicals. Properties of free radicals. 1. One or more unpaired electrons..