chemistry

Para-Bromoamphetamine

Para-Bromoamphetamine 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 Para-Bromoamphetamine rather than just read about it. In short: para-Bromoamphetamine (PBA), also known as 4-bromoamphetamine (4-BA), is an amphetamine derivative which acts as a serotonin-norepinephrine-dopamine releasing agent (SNDRA) and produces stimulant effects. Another related compound is para-bromomethamphetamine (PBMA) known by the codename V-111.

Key takeaways

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

Reference excerpt

para-Bromoamphetamine (PBA), also known as 4-bromoamphetamine (4-BA), is an amphetamine derivative which acts as a serotonin-norepinephrine-dopamine releasing agent (SNDRA) and produces stimulant effects. Another related compound is para-bromomethamphetamine (PBMA) known by the codename V-111.

Pharmacology PBA has been found to be a monoamine oxidase A (MAO-A) inhibitor, with an IC50Tooltip half-maximal inhibitory concentration of 1,500 nM.

Neurotoxicity Like most other para-substituted amphetamines, PBA can be neurotoxic and may deplete the brain of 5-hydroxyindoles for at least a week.

6-BAT Given that 6-CAT is a non-neurotoxic version of para-chloroamphetamine, it is worth considering 6-BAT as well.

The chemical name for this is 6-Bromo-1,2,3,4-tetrahydronaphthalen-2-amine or 6-bromo-2-aminotetralin [167355-41-1] [867-970-2]. The synthesis method is disclosed (Ex 32). The precursor is called 6-Bromo-2-tetralone [4133-35-1] [640-168-8] (Ex 16).

See also Substituted amphetamines 4-Bromomethcathinone (4-BMC) 4-Fluoroamphetamine (4-FA) para-Chloroamphetamine (PCA) para-Iodoamphetamine (PIA) para-Bromomethamphetamine (PBMA)

References

Illustrations

Worked examples

Example 1 — a first encounter with Para-Bromoamphetamine

Start with the simplest possible case. Write down what Para-Bromoamphetamine 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 Para-Bromoamphetamine 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 Para-Bromoamphetamine 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 Para-Bromoamphetamine

In research: Para-Bromoamphetamine 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 Para-Bromoamphetamine 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: Para-Bromoamphetamine is common in secondary-school and first-year university syllabi. It links to neighbouring topics 4-Bromophenyl compounds, Drugs not assigned an ATC code, Monoaminergic neurotoxins, so understanding it makes those chapters shorter.
In everyday life: Look for Para-Bromoamphetamine 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 Para-Bromoamphetamine in 20 minutes

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

Frequently asked questions

What is Para-Bromoamphetamine in simple terms?

Why does Para-Bromoamphetamine 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 Para-Bromoamphetamine?

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 Para-Bromoamphetamine.