chemistry

Xylopropamine

Xylopropamine 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 Xylopropamine rather than just read about it. In short: Xylopropamine, also known as 3,4-dimethylamphetamine (DMeA) and sold under the brand names Perhedrin and Esanin, is a stimulant drug of the phenethylamine and amphetamine families which was developed and marketed as an appetite suppressant in the 1950s. Xylopropamine was briefly sold as the sulfate salt, but it was not widely marketed.

Key takeaways

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

Reference excerpt

Xylopropamine, also known as 3,4-dimethylamphetamine (DMeA) and sold under the brand names Perhedrin and Esanin, is a stimulant drug of the phenethylamine and amphetamine families which was developed and marketed as an appetite suppressant in the 1950s. Xylopropamine was briefly sold as the sulfate salt, but it was not widely marketed. Other related amphetamine derivatives such as 2,4-dimethylamphetamine were also investigated for the same purpose, however these drugs had negative side effects such as high blood pressure and were not very successful, mainly due to the introduction of alternative drugs like phentermine which had similar efficacy but fewer side effects. Xylopropamine was also reported as having analgesic and anti-inflammatory effects but its side effect profile resulted in it never being further developed for these applications.

See also Substituted amphetamine Methamphetamine Dimethylamphetamine 3,4-Dimethylphenethylamine 3,4-Dimethylmethcathinone 3,4-Difluoroamphetamine 4-Methylamphetamine 4-Methylmethamphetamine Indanylaminopropane

References

External links Xylopropamine - Isomer Design

Illustrations

Worked examples

Example 1 — a first encounter with Xylopropamine

Start with the simplest possible case. Write down what Xylopropamine 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 Xylopropamine 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 Xylopropamine 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 Xylopropamine

In research: Xylopropamine 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 Xylopropamine 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: Xylopropamine is common in secondary-school and first-year university syllabi. It links to neighbouring topics Anorectics, Drugs not assigned an ATC code, Methyl compounds, so understanding it makes those chapters shorter.
In everyday life: Look for Xylopropamine 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 Xylopropamine in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Xylopropamine 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 Xylopropamine out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Xylopropamine in simple terms?

Why does Xylopropamine 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 Xylopropamine?

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 Xylopropamine.