In Summary: Free Radicals
A Summary Of Topics For Free-Radical Reactions So what have we learned in this series about free radicals? Lots of things. We’ve seen that they
Read moreAn Exercise In Mind Reading?
The other day while going through Claisen condensations with a student, we came upon this pretty typical problem: The student duly deprotonated the alpha carbon
Read moreHydration of Alkenes With Aqueous Acid
Hydration of Alkenes to Give Alcohols When alkenes are treated with aqueous acid (H3O+) they can be converted to alcohols. Formation of the new C-OH
Read moreRearrangements in Alkene Addition Reactions
Carbocation Rearrangements In Alkene Addition Reactions Alkene addition reactions that go through carbocation intermediates (such as addition of HCl, HBr, HI and H3O+) may occur
Read moreProton Bank In Crisis: Fate of Mechanisms Uncertain
NICOSIA, Cyprus – The banking crisis in Cyprus deepened over the weekend, as the Proton Bank, a lender with 31 branches in Greece and Cyprus,
Read morePlanning Organic Synthesis With “Reaction Maps”
Organic Synthesis: A Little Bit Like Planning A Trip, But With Functional Groups As “Airports” And Reactions As “Flights”. By this point we’ve gone over
Read moreHalogenation of Alkenes and Halohydrin Formation
Bromination, Chlorination, and Halohydrin Formation from Alkenes Alkenes undergo halogenation when treated with Cl2, Br2 and (less commonly) I2 to give vicinal dihalides These reactions
Read moreOxymercuration Demercuration of Alkenes
Oxymercuration Demercuration of Alkenes Treatment of alkenes with mercury (II) salts and water leads to the addition of water and mercury across the C-C pi
Read moreAlkene Addition Pattern #1: The “Carbocation Pathway”
The Mechanism For Hydrohalogenation of Alkenes, Acid-Catalyzed Hydration of Alkenes, and Acid-Catalyzed Addition of Alcohols To Alkenes: The Carbocation Pathway In Alkene Addition Reaction Mechanisms
Read moreCondensed Formulas: Deciphering What the Brackets Mean
Recall that there are at least 4 major ways of representing molecules that you’re introduced to in the first week of ochem. The highest level
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