chemistry

JD5037

JD5037 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 JD5037 rather than just read about it. In short: JD5037 is an antiobesity drug candidate which acts as a peripherally-restricted cannabinoid inverse agonist at CB1 receptors. It is very selective for the CB1 subtype, with a Ki of 0.35nM, >700-fold higher affinity than it has for CB2 receptors.

Key takeaways

JD5037 belongs to chemistry; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect JD5037 to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of JD5037 from memory before moving on to harder problems.

Reference excerpt

JD5037 is an antiobesity drug candidate which acts as a peripherally-restricted cannabinoid inverse agonist at CB1 receptors. It is very selective for the CB1 subtype, with a Ki of 0.35nM, >700-fold higher affinity than it has for CB2 receptors. In animal studies, JD5037 does not readily cross the blood brain barrier and thus is not expected to produce the psychiatric side effects in humans which led to the withdrawal of rimonabant from the market. Its antiobesity effects are believed to be mediated by blockade of peripheral CB1 receptors, resulting in decreased leptin expression and secretion and increased leptin clearance by the kidneys. In obese mice given the drug, the resulting resensitization to leptin levels produced decreased food intake, weight loss, and normalized responses to glucose and insulin. In a study of mice, JD5037 reduced the consumption of alcohol. JD5037 is covered in the following US Patents issued to Jenrin Discovery: 8,088,809 (1/3/12) ), 7,666,889 (2/23/10), 7,482,470 (1/27/09). The synthesis of JD-5037 and related analogs along with structure activity relationships has been reported. A review on the approaches and compound types being pursued as peripherally restricted CB1 receptor blockers, including JD5037, has been published.

Preclinical Toxicity A preclinical toxicity study of JD5037 in rats and beagle dogs reported NOAELs in rats (150 mg/kg) and dogs (20 mg/kg in males and 75 mg/kg in females). JD5037 showed non-linear kinetics where high dose levels showed plasma saturation with lower plasma drug concentrations. The plasma concentration (area under the curve, AUC) in dogs that were given free access to food was almost 4.5 times greater compared to the dogs that were fasted prior to dose administration. This indicates that the presence of food in the gastrointestinal tract may increase the absorption of JD5037.

References

Illustrations

Worked examples

Example 1 — a first encounter with JD5037

Start with the simplest possible case. Write down what JD5037 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 JD5037 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 JD5037 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 JD5037

In research: JD5037 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 JD5037 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: JD5037 is common in secondary-school and first-year university syllabi. It links to neighbouring topics 4-Chlorophenyl compounds, Amides, CB1 receptor antagonists, so understanding it makes those chapters shorter.
In everyday life: Look for JD5037 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 JD5037 in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what JD5037 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 JD5037 out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is JD5037 in simple terms?

Why does JD5037 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 JD5037?

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 JD5037.