chemistry

Myristic acid

Myristic acid is a chemistry topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Myristic acid rather than just read about it. In short: Myristic acid (IUPAC name: tetradecanoic acid) is a common saturated fatty acid with the molecular formula CH3(CH2)12COOH. Its salts and esters are commonly referred to as myristates or tetradecanoates.

Key takeaways

Myristic acid belongs to chemistry; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Myristic acid to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Myristic acid from memory before moving on to harder problems.

Reference excerpt

Myristic acid (IUPAC name: tetradecanoic acid) is a common saturated fatty acid with the molecular formula CH3(CH2)12COOH. Its salts and esters are commonly referred to as myristates or tetradecanoates. The name of the acyl group derived from myristic acid is myristoyl or tetradecanoyl. The acid is named after the binomial name for nutmeg (Myristica fragrans), from which it was first isolated in 1841 by Lyon Playfair.

Occurrence

Nutmeg butter has 75% trimyristin, the triglyceride of myristic acid and a source from which it can be synthesised. Besides nutmeg, myristic acid is found in palm kernel oil, coconut oil, butterfat, 8–14% of bovine milk, and 8.6% of breast milk as well as being a minor component of many other animal fats. It is found in spermaceti, the crystallized fraction of oil from the sperm whale. It is also found in the rhizomes of the Iris, including Orris root.

Chemical behaviour

Myristic acid acts as a lipid anchor in biomembranes. Reduction of myristic acid yields myristyl aldehyde and myristyl alcohol.

Health effects Myristic acid consumption raises low-density lipoprotein (LDL) cholesterol.

See also Saturated fat Myristyl myristate List of saturated fatty acids

References

Illustrations

Worked examples

Example 1 — a first encounter with Myristic acid

Start with the simplest possible case. Write down what Myristic acid claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In chemistry, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Myristic acid before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Myristic acid ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Myristic acid

In research: Myristic acid appears in chemistry research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Myristic acid in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Myristic acid is common in secondary-school and first-year university syllabi. It links to neighbouring topics Alkanoic acids, Fatty acids, so understanding it makes those chapters shorter.
In everyday life: Look for Myristic acid outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study Myristic acid in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Myristic acid means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain Myristic acid out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Myristic acid in simple terms?

Why does Myristic acid matter?

Because it connects several chemistry ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Myristic acid?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Myristic acid.