Chemistry Experiments

95 experiment protocols with step-by-step instructions

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Aldol Condensation (Dibenzalacetone)

Synthesizing a UV-absorbing compound used in sunscreens

Synthesize dibenzalacetone via a crossed aldol condensation between benzaldehyde and acetone, demonstrating carbon-carbon bond formation.

Organic Synthesis · Advanced (University) · 75 min · 8 steps

Banana Oil (Isoamyl Acetate) Synthesis

Making the ester responsible for banana flavor

Synthesize isoamyl acetate (banana oil) via Fischer esterification of acetic acid and isoamyl alcohol, demonstrating how esters create fruit flavors.

Organic Synthesis · Advanced (University) · 90 min · 7 steps

Biodiesel Production from Vegetable Oil

Converting cooking oil to biodiesel via transesterification

Convert vegetable oil to biodiesel (fatty acid methyl esters) by base-catalyzed transesterification with methanol.

Organic Synthesis · Intermediate (High School) · 60 min · 8 steps

Extraction of Caffeine from Tea

Isolating a natural alkaloid using liquid-liquid extraction

Extract caffeine from tea leaves using liquid-liquid extraction with dichloromethane, demonstrating solvent extraction and natural product isolation.

Organic Synthesis · Advanced (University) · 90 min · 8 steps

Fischer Esterification of Ethyl Acetate

Synthesizing an ester with a fruity aroma

Synthesize ethyl acetate (the aroma of nail polish remover) via Fischer esterification of acetic acid and ethanol, catalyzed by sulfuric …

Organic Synthesis · Advanced (University) · 90 min · 8 steps

Making Nylon 6,10 (Nylon Rope Trick)

Pulling a continuous strand of nylon from an interface

Synthesize nylon 6,10 at the interface of two immiscible solutions and pull a continuous strand from the beaker.

Organic Synthesis · Intermediate (High School) · 30 min · 6 steps

Preparation of Acetaminophen (Paracetamol)

Synthesizing an analgesic by amide bond formation

Synthesize acetaminophen (paracetamol) by the acetylation of p-aminophenol with acetic anhydride, demonstrating amide bond formation.

Organic Synthesis · Advanced (University) · 80 min · 8 steps

Slime Synthesis (Cross-linked PVA)

Creating a non-Newtonian fluid by cross-linking polyvinyl alcohol

Create slime by cross-linking polyvinyl alcohol (PVA) with sodium borate, demonstrating polymer chemistry and non-Newtonian fluid behavior.

Organic Synthesis · Beginner (Middle School) · 20 min · 6 steps

Soap Making by Saponification

Converting fats into soap using sodium hydroxide

Make soap by the saponification of vegetable oil with sodium hydroxide, demonstrating the hydrolysis of ester bonds in triglycerides.

Organic Synthesis · Intermediate (High School) · 60 min · 8 steps

Synthesis of Aspirin (Acetylsalicylic Acid)

Making one of the world's most common drugs

Synthesize aspirin (acetylsalicylic acid) by acetylation of salicylic acid with acetic anhydride, and assess purity by melting point determination.

Organic Synthesis · Advanced (University) · 90 min · 9 steps

Synthesis of Luminol

Creating a chemiluminescent compound from 3-nitrophthalic acid

Synthesize luminol (3-aminophthalhydrazide) and demonstrate its chemiluminescent reaction with hydrogen peroxide.

Organic Synthesis · Professional (Lab) · 120 min · 8 steps