Master Organic Chemistry

Infrared Spectroscopy: A Quick Primer On Interpreting Spectra

November 23, 2016 By James Ashenhurst 35 Comments

How To Interpret IR Spectra In 1 Minute Or Less: The 2 Most Important Things To Look For [Tongue and Sword] Last post, we briefly introduced the concept of bond vibrations, and we saw that we can think of covalent bonds as a bit like balls and springs:  the springs vibrate, and each one "sings" at … [Read more...]

Filed Under: Spectroscopy Tagged With: carbonyl, functional groups, hydroxyl, infrared, IR, spectroscopy, vibration

Organic Chemistry IUPAC Nomenclature Demystified With A Simple Puzzle Piece Approach

October 21, 2014 By James Ashenhurst 53 Comments

IUPAC Nomenclature Demystified with a Simple Puzzle-Piece Approach, by Leah Fisch Note from James: This is a guest post by Leah Fisch of Leah4Sci.com , an online resource for learning organic chemistry, MCAT preparation, and other science topics . This is an epic, comprehensive post on  organic … [Read more...]

Filed Under: Alkanes, Functional Groups, Nomenclature, Organic Chemistry 1 Tagged With: alkanes, alkyl, branched, functional groups, guest posts, iupac, leah4sci, naming, nomenclature, substituents

Summary Sheet: Functional Groups

August 21, 2012 By James Ashenhurst 2 Comments

I thought it would be good to make a summary sheet based on functional groups, so here one is: Functional Group Summary Sheet (PDF) You can find other sheets in the Summary Sheets section of this site. In addition, I made some extra summary sheets for Org 1 available on my Shopify Store, … [Read more...]

Filed Under: Functional Groups, Summary Sheets Tagged With: alcohols, alkenes, alkynes, carboxylic acids, esters, ethers, functional groups, Summary Sheets

Table of Functional Group Priorities for Nomenclature

February 14, 2011 By James Ashenhurst 72 Comments

Here's a little nomenclature dilemma. Let's say you're trying to name a molecule. You're familiar with the familiar naming suffixes like -ol, -ene, -ane, -oic acid and so on. But then you come across a molecule which has multiple functional groups. What do you do? What suffix do you give the … [Read more...]

Filed Under: Alcohols, Aldehydes, Alkanes, Alkenes, Alkyl Halides, Alkynes, Carboxylic acids, Esters, Functional Groups, Ketones, Nomenclature Tagged With: alcohols, esters, functional groups, nomenclature, priorities

Meet the (Most Important) Functional Groups

October 6, 2010 By James Ashenhurst 13 Comments

Functional groups are specific groupings of atoms within molecules that have their own characteristic properties, regardless of the other atoms present in a molecule. Common examples are alcohols, amines, carboxylic acids, ketones, and ethers. In a typical sophomore organic chemistry course, … [Read more...]

Filed Under: Functional Groups, General Chemistry, Organic Chemistry 1, Where Electrons Are Tagged With: dipoles, electronegativity, functional groups, hydrogen bonding, polarity

Organic Chemistry Study Tips: Quick Wins

September 17, 2010 By James Ashenhurst 4 Comments

Sometimes I spend time on the SDN forums to see what premeds have to say about their organic chemistry woes. Last night while poking around, I found the following: Organic Chemistry Has Violated Me Countless Times I'm in week 2 of Organic Chemistry and I'm feeling SO discouraged. I was really … [Read more...]

Filed Under: Functional Groups, Organic Chem Study Tips, Organic Chemistry 1 Tagged With: exams, functional groups, notes, orgo-sucks, studying

Summary Sheet – Introduction to Reactivity and Nomenclature

May 12, 2010 By James Ashenhurst 5 Comments

One of my students is taking an introductory organic chemistry course at a community college. While preparing for our next session, which is going to cover some of the basics of chemical reactivity, I found myself making a little summary sheet. It's not nearly as comprehensive as some of the ones … [Read more...]

Filed Under: Alcohols, Alkanes, Alkenes, Alkyl Halides, Chemical Bonds, Functional Groups, Organic Chemistry 1, Summary Sheets Tagged With: bonding, functional groups, introductory, nomenclature, org 1, reactions, Summary Sheets

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