mechanism

The E1 Reaction

The E1 Reaction

September 19, 2012

Last time in this walkthrough on elimination reactions, we talked about two types of elimination reactions. In this post, we’re going to dig a little bit deeper on one type of elimination reaction, and based on…

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The SN1 Mechanism

The SN1 Mechanism

July 13, 2012

Previously we saw that there are two important classes of nucleophilic substitution reactions, which differ in their rate laws, dependence on substitution pattern, and the stereochemistry of the products.  Having gon…

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Reaction Friday: Formation of Acetals from Ketones

Reaction Friday: Formation of Acetals from Ketones

February 24, 2012

Today’s video is about the formation of acetals from aldehydes and ketones, an important method for the protection of the carbonyl group. One thing I forgot to mention in the video is that the reaction is an equ…

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Reaction Friday: Oxymercuration of Alkenes using Hg(OAc)2 and NaBH4

Reaction Friday: Oxymercuration of Alkenes using Hg(OAc)2 and NaBH4

February 11, 2012

Reaction Friday is back!!! Today’s video is on a commonly encountered reaction for making alcohols, the oxymercuration of alkenes using Hg(OAc)2 and water, followed by reduction with NaBH4. Thanks to all of thos…

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From Gen Chem to Org Chem Pt. 12 – Kinetics

From Gen Chem to Org Chem Pt. 12 – Kinetics

September 8, 2010

Chemical kinetics is the study of reaction rates.  It can be really important in figuring out the mechanisms of chemical reactions. Here are the essentials of what you need to remember about chemical kinetics as you …

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Breaking Down Carbonyl Reaction Mechanisms: Anionic Nucleophiles (Part 1)

Breaking Down Carbonyl Reaction Mechanisms: Anionic Nucleophiles (Part 1)

April 26, 2010

I’m going to spend today going into the mechanisms of some of the reactions in the summary sheet I posted last time. Like I said in that post, I think that about 98% of the mechanisms of the 110 combinations on …

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