Organic ChemistryMain MenuLecture 1: Introduction to Molecular OrbitalsLecture 10: Intermolecular Forces and Intro to ReactivityLecture 11: Alkenes as Nucleophiles ILectures 12 and 13: Alkenes II & IIILecture 14: Benzenes as Nucleophiles ILecture 15 objectives and skillsLecture 2: Molecular Orbitals in Organic StructuresLecture 3: Molecular Orbitals and ResonanceLecture 4: Molecular Orbitals and AromaticityLecture 5: Nomenclature and IR SpectroscopyLecture 6: Stereochemistry ILecture 7: Stereochemistry IILecture 8: Newman and Fisher ProjectionsLecture 9: Conformations and Cyclohexane RingsJulio Terra2fb22914f73f9e5a767bf7fb83987dca0e153e4a
12020-03-05T19:06:38-08:00SOLUTION 12.3c1plain2020-03-05T19:06:38-08:00STEP 1: Hydrogenation with H2 on Pt would not stop at the alkene… need Lindlar’s catalyst or Ni2B to make a cis-double bond by hydrogenation of an alkyne. STEP 2: Although this product is not technically incorrect, it is incomplete. You do make the “syn” diol, but the oxygens could add from the top or bottom face of the alkene so you would make a racemic mixture, not an enantiomerically pure product.
