science

Methylphenylpiracetam

Methylphenylpiracetam is a science 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 Methylphenylpiracetam rather than just read about it. In short: Methylphenylpiracetam is a derivative of piracetam and a positive allosteric modulator of the sigma-1 receptor. It differs from phenylpiracetam by having a methyl group.

Key takeaways

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

Reference excerpt

Methylphenylpiracetam is a derivative of piracetam and a positive allosteric modulator of the sigma-1 receptor. It differs from phenylpiracetam by having a methyl group. E1R is the (4R,5S) stereoisomer of methylphenylpiracetam that has been shown to have the greatest effect on the modulation of the sigma-1 receptor.

Enantiomers The two R-configuration enantiomers, i.e. (4R,5S) and (4R,5R), of methylphenylpiracetam are more active positive allosteric modulators of the sigma-1 receptor than the two S-configuration enantiomers, i.e. (4S,5R) and (4S,5S).

Effects E1R enhances cognition and has efficacy against cholinergic dysfunction in mice without affecting locomotor activity. Pretreatment with E1R enhanced the σ1R agonist PRE-084's stimulating effect and facilitated passive avoidance retention. It alleviated scopolamine-induced cognitive impairment. The cognition enhancing activity of E1R is higher than that of (R)-phenylpiracetam. Because E1R had no effect on locomotor activity, it was found to be free of potential motor side effects.

Legality

Australia Methylphenylpiracetam is a schedule 4 substance in Australia under the Poisons Standard (February 2020). A schedule 4 substance is classified as "Prescription Only Medicine, or Prescription Animal Remedy – Substances, the use or supply of which should be by or on the order of persons permitted by State or Territory legislation to prescribe and should be available from a pharmacist on prescription."

See also Diastereomer List of Russian drugs

References

External links Screening profile of 10 μM E1R in vitro binding assays (docx)

Further reading US patent 8791273, Kalvins, et al., "4R,5S-enantiomer of 2-(5-methyl-2-oxo-4-phenyl-pyrrolidin-1-yl)-acetamide with nootropic activity", issued 2014-07-29

Illustrations

Worked examples

Example 1 — a first encounter with Methylphenylpiracetam

Start with the simplest possible case. Write down what Methylphenylpiracetam claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, 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 Methylphenylpiracetam 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 Methylphenylpiracetam 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 Methylphenylpiracetam

In research: Methylphenylpiracetam appears in science 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 Methylphenylpiracetam 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: Methylphenylpiracetam is common in secondary-school and first-year university syllabi. It links to neighbouring topics Racetams, Receptor modulators, so understanding it makes those chapters shorter.
In everyday life: Look for Methylphenylpiracetam 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 Methylphenylpiracetam in 20 minutes

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

Frequently asked questions

What is Methylphenylpiracetam in simple terms?

Methylphenylpiracetam is a derivative of piracetam and a positive allosteric modulator of the sigma-1 receptor. It differs from phenylpiracetam by having a methyl group.

Why does Methylphenylpiracetam matter?

Because it connects several science 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 Methylphenylpiracetam?

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 Methylphenylpiracetam.