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Our Blog Posts Covering OCHEM
What is a Lewis Dot Structure?
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Saturday, July 05, 2025

What is a Lewis Dot Structure?

Lewis Dot Structures are diagrams that show the bonding between atoms in a molecule. They are used to represent the electron geometry of a molecule, which is the arrangement of electrons around the central atom. In a Lewis dot structure,the central atom is represented by a circle, and t...

Mastering Stereochemistry: A Comprehensive Guide for Students - Part 3
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Saturday, June 28, 2025

Mastering Stereochemistry: A Comprehensive Guide for Students - Part 3

Ever wondered how chemists definitively know if a molecule is ‘right’ or ‘left’ – a concept known as chirality? It’s a cornerstone of organic chemistry, particularly vital when dealing with pharmaceuticals and biological systems, where the specific arrangement of atoms can dramatically ...

Mastering Stereochemistry: A Comprehensive Guide for Students - Part 2
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Saturday, June 21, 2025

Mastering Stereochemistry: A Comprehensive Guide for Students - Part 2

Welcome to Part 2 of our journey into the fascinating world of stereochemistry! We’ve just begun to appreciate how the spatial arrangement of atoms dramatically impacts the properties of organic molecules. This part will delve even deeper, equipping you with the tools and knowledge to c...

Mastering Stereochemistry: A Comprehensive Guide for Students - Part 1
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Monday, June 16, 2025

Mastering Stereochemistry: A Comprehensive Guide for Students - Part 1

Stereochemistry – the study of how atoms are arranged in 3D space – is a foundational concept in chemistry, profoundly impacting fields like drug design and materials science. This first section will introduce you to the core ideas, starting with the concept of chirality. We’ll explore ...

Additional Useful Reactions, Reduction Examples
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Monday, June 26, 2023

Additional Useful Reactions, Reduction Examples

In organic synthesis, it’s essential to know how to reduce a nitro group (NO2) to an amino group (NH2). There are two primary methods for doing this: catalytic hydrogenation and metal-acid reductions.

Thermodynamic vs Kinetic Enolates
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Monday, June 26, 2023

Thermodynamic vs Kinetic Enolates

In the world of organic chemistry, understanding how to control enolate reactions is key for successful syntheses. One way to achieve this control is by manipulating the reaction conditions to favor either thermodynamic or kinetic enolates. Let’s delve into what these terms mean and how...

The Wittig Reaction
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Monday, June 26, 2023

The Wittig Reaction

The Wittig reaction is one of the most significant reactions in organic chemistry, invented by German chemist George Wittig. He was awarded the Nobel Prize for this work in 1979. The Wittig reaction converts a carbonyl group into a double bond using phosphonium ylides.

Reactions of LiAlH4, NaBH4 and H2/Ni (Recap)
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Monday, June 26, 2023

Reactions of LiAlH4, NaBH4 and H2/Ni (Recap)

Understanding reduction reactions is crucial in organic chemistry. Today, we’re diving into a recap of key reducing agents – lithium aluminum hydride, sodium borohydride, and catalytic hydrogenation with nickel – to solidify your knowledge. Let’s break down how each interacts with diffe...

Assigning NMR Splittings – A Story of Balconies
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Monday, June 26, 2023

Assigning NMR Splittings – A Story of Balconies

NMR (Nuclear Magnetic Resonance) spectroscopy is a powerful tool for identifying and characterizing molecules. But sometimes, the data can seem a little… complex. Don’t worry – it doesn’t have to be! Today, we’re going to break down a clever analogy that helpsvisualize how neighboring p...