chemistry

Steven M. Weinreb

Steven M. Weinreb 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 Steven M. Weinreb rather than just read about it. In short: Steven M. Weinreb (born May 10, 1941) is an American chemist and is a professor of chemistry at Pennsylvania State University in United States.

Key takeaways

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

Reference excerpt

Steven M. Weinreb (born May 10, 1941) is an American chemist and is a professor of chemistry at Pennsylvania State University in United States. Together with Steven Nahm, he developed the Weinreb ketone synthesis, which allows for mono-addition of an organometallic reagent such as a Grignard reagent or organolithium reagent to an amide. Weinreb received his PhD for work with Marshall Gates at the University of Rochester in 1967. After post-docs with Gilbert Stork and George H. Buchi, he worked at Fordham University. He joined the Pennsylvania State University in 1978, where he holds the Russell and Mildred Marker Professor of Natural Products Chemistry chair.

References

Weinreb, Steven M. (1985). "Alkaloid total synthesis by intramolecular imino Diels-Alder cycloadditions". Accounts of Chemical Research. 18: 16–21. doi:10.1021/ar00109a004.

Worked examples

Example 1 — a first encounter with Steven M. Weinreb

Start with the simplest possible case. Write down what Steven M. Weinreb 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 Steven M. Weinreb 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 Steven M. Weinreb 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 Steven M. Weinreb

In research: Steven M. Weinreb 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 Steven M. Weinreb 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: Steven M. Weinreb is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1941 births, 21st-century American chemists, American chemist stubs, so understanding it makes those chapters shorter.
In everyday life: Look for Steven M. Weinreb 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 Steven M. Weinreb in 20 minutes

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

Frequently asked questions

What is Steven M. Weinreb in simple terms?

Steven M. Weinreb (born May 10, 1941) is an American chemist and is a professor of chemistry at Pennsylvania State University in United States.

Why does Steven M. Weinreb 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 Steven M. Weinreb?

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 Steven M. Weinreb.