Buy Nitromethaqualone Online
Buy Nitromethaqualone Online. We are a leading supplier of advanced research chemicals, dedicated to providing the scientific community with high-purity compounds for in vitro analysis. Today, we focus on Nitromethaqualone, a sedative-hypnotic agent that has garnered significant attention in the field of neuropharmacology. As interest in quinazolinone derivatives grows, understanding the chemical profile, mechanism of action, and safety protocols is essential for researchers.
Whether you are looking to buy Nitromethaqualone in the UK, the USA, or Germany, our comprehensive guide below provides the necessary data to make informed decisions. We prioritise accuracy, transparency, and quality in every product we distribute.
⚗️ What is Nitromethaqualone? A Concise Definition
Nitromethaqualone is a synthetic analogue of methaqualone, a well-known sedative-hypnotic drug. It features a nitro group attached to the phenyl ring, which alters its pharmacological properties compared to the parent compound. Researchers study this substance to better understand GABAergic receptor modulation and the structure-activity relationships (SAR) of CNS depressants.
This compound is primarily utilized in forensic toxicology and analytical chemistry to identify and categorise novel psychoactive substances (NPS). At Chem14.com, we ensure that our stock meets the highest standards required for such precise scientific work.
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🧪 Nitromethaqualone Chemical and Pharmacological Profile: CAS, Formula, and Properties
For any rigorous research protocol, understanding the precise chemical identity of your materials is non-negotiable. Nitromethaqualone is a derivative of methaqualone, where the addition of a nitro group at the 4′ position and a methoxy group at the 2′ position on the phenyl ring dramatically alters its potency and metabolic pathway .
Below is the detailed chemical profile for this compound.
| Property | Details |
|---|---|
| Common Name | Nitromethaqualone |
| IUPAC Name | 3-(2-methoxy-4-nitrophenyl)-2-methylquinazolin-4-one |
| CAS Number | 340-52-3 |
| Molecular Formula | C₁₆H₁₃N₃O₄ |
| Molecular Weight | 311.29 g/mol |
| Chemical Class | Quinazolinone (Analogue of Methaqualone) |
| Physical State | Crystalline solid |
| Solubility | Soluble in DMSO, DMF, and ethanol |
| Storage Conditions | Store at -20°C, protected from light, in a sealed container |
When you buy research chemicals online, accurate specifications are vital. The unique substitution pattern on the quinazolinone core is what gives Nitromethaqualone its distinct pharmacological fingerprint. Our team ensures that every batch we distribute meets stringent purity standards suitable for analytical research.
What is the CAS Number and Chemical Profile of Nitromethaqualone?
Nitromethaqualone has CAS number 340-52-3, molecular formula C16H13N3O4, and molecular weight 311.29 g/mol, classified as a quinazolinone with sedative-hypnotic properties. (142 characters)
The systematic name is 3-(2-methoxy-4-nitrophenyl)-2-methyl-4(3H)-quinazolinone. This structure features a quinazolinone core fused with a substituted phenyl ring carrying a nitro (-NO₂) and methoxy (-OCH₃) group. Suppliers like Cayman Chemical offer it as an analytical reference standard for forensic and research applications.
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⚙️ How Does Nitromethaqualone Work? Mechanism of Action
Nitromethaqualone acts as a potent positive allosteric modulator of the GABA-A receptor, enhancing the inhibitory effects of gamma-aminobutyric acid to produce profound sedative and hypnotic effects in research models .
While the exact binding kinetics can vary among quinazolinones, the mechanism is analogous to that of methaqualone. By binding to a distinct site on the GABA-A receptor, it increases the receptor’s affinity for GABA. This leads to an increased frequency of chloride channel opening, hyperpolarizing the neuron and making it less excitable. This GABAergic activity is the foundation for its sedative, anxiolytic, and anticonvulsant properties observed in animal studies.
The significantly higher potency of Nitromethaqualone (approximately 10 times that of methaqualone) is attributed to the electron-withdrawing nitro group . This substitution likely enhances the compound’s binding affinity for the receptor complex, meaning lower concentrations are needed to produce a pharmacological effect. This makes it a powerful tool for structure-activity relationship (SAR) studies within the quinazolinone class.
🧬 Nitromethaqualone Metabolism and Toxicity: Why Wasn’t It Developed?
A critical area of research for Nitromethaqualone lies in its metabolic fate, which ultimately prevented its clinical development.
The primary metabolic concern is the reduction of the aromatic nitro group. In vivo, this nitro group is metabolized to the corresponding aniline derivative . This metabolite has been identified as a mutagen, raising significant safety concerns .
The following table summarizes the key metabolic pathways and their implications:
| Metabolic Process | Description | Research Implication |
|---|---|---|
| Nitro Reduction | Reduction of the nitro group (-NO₂) to an amino group (-NH₂). | Produces a mutagenic aniline metabolite, explaining the compound’s toxicity . |
| Quinazolinone Cleavage | Cleavage of the quinazolinone ring system. | Leads to the formation of 2-methoxyl-4-nitroaniline and other metabolites excreted in urine . |
| Hydroxylation | Oxidative metabolism, likely cytochrome P450 mediated. | Increases water solubility for excretion; pathways may differ between species (e.g., rats vs. humans) . |
For forensic toxicologists, understanding these metabolites is essential. When labs buy Nitromethaqualone for reference, they use it to identify parent compounds and these unique biomarkers in biological samples, confirming exposure.
⚖️ Where is Nitromethaqualone Legal? Status in the UK, USA, Germany, and Australia
The legal status of Nitromethaqualone is complex and varies significantly by jurisdiction. As a synthetic analogue of a controlled substance, it often falls under analogue legislation. Researchers must verify their local regulations before attempting to import or possess this compound.
It is your sole responsibility to ensure full compliance with all local, state, and federal laws. Chem14.com sells products strictly for legitimate research purposes to qualified buyers and institutions.
Nitromethaqualone Legal Status Table by Region
| Country / Region | Legal Status | Key Details / Legislation |
|---|---|---|
| United Kingdom | Controlled (Analogue) | As a psychoactive substance and analogue of methaqualone (a Class B/C drug historically), it is likely captured under the Psychoactive Substances Act 2016 for human consumption. Possession for research may be permitted by licensed institutions. |
| United States | Schedule I (Analogue) | While not explicitly scheduled, it is treated as a controlled substance analogue under the Federal Analogue Act if intended for human consumption, as it is substantially similar to methaqualone (a Schedule I drug). |
| Germany | Controlled (NpSG) | Likely controlled under the New Psychoactive Substances Act (NpSG) as it is a psychoactive substance not intended for medicinal use. Import for research requires specific notification or licensing. |
| Australia | Schedule 9 (Prohibited) | Classified as a prohibited substance under the Poisons Standard. Possession and import are illegal without a specific license from the Office of Drug Control. |
| Canada | Controlled | As a methaqualone analogue, it would be considered a controlled substance under the Controlled Drugs and Substances Act. |
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What is the CAS number for Nitromethaqualone?
The correct Chemical Abstracts Service number for Nitromethaqualone is 340-52-3 . Use this identifier for accurate ordering and chemical reference.
How potent is Nitromethaqualone compared to methaqualone?
Nitromethaqualone is significantly more potent, estimated to be approximately 10 times stronger than the parent compound methaqualone . This is attributed to the presence of the nitro group on the phenyl ring.
What are the main risks associated with Nitromethaqualone in research?
The primary risk from a toxicological standpoint is its metabolism to a mutagenic aniline derivative . Handling requires strict safety protocols, including PPE and proper ventilation, to avoid exposure, as its potent effects can cause profound sedation.
Is it legal to buy Nitromethaqualone in the UK or USA for research?
For human consumption, it is illegal in both jurisdictions. In the UK, it falls under the Psychoactive Substances Act. In the USA, it is a controlled substance analogue (Schedule I) if intended for human use. Licensed research institutions may be able to possess it for legitimate forensic or analytical work. Chem14.com sells strictly for research purposes.
Why is Nitromethaqualone important for forensic science?
It serves as a crucial analytical reference standard . Forensic labs use it to identify the compound in seized materials or biological samples and to study its unique metabolic markers, which is essential for accurate casework involving novel synthetic sedatives.
Can I buy bulk quantities of Nitromethaqualone for research?
Yes, Chem14.com offers various quantities to suit different research scales. Please visit our shop to view available bulk options and pricing. For very large orders, we recommend contacting us directly.
How should I store Nitromethaqualone in the lab?
To maintain its stability and purity, store Nitromethaqualone in a cool, dry place, ideally at -20°C, away from direct light . Keep it in a tightly sealed container, and always handle it in a fume hood with appropriate PPE.
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Frequently Asked Questions (FAQs) About Nitromethaqualone
Is Nitromethaqualone the same as methaqualone?
No. Nitromethaqualone is a more potent analogue with structural modifications (nitro and methoxy groups), making it roughly 10 times stronger.
What is a typical research dose for Nitromethaqualone?
Literature suggests around 25 mg equivalents reflect its heightened potency compared to methaqualone; always verify in controlled studies.
Why was Nitromethaqualone not developed commercially?
Metabolites, including an aniline derivative, showed mutagenic potential, halting further pharmaceutical advancement.
Can Nitromethaqualone be detected in drug tests?
Yes, forensic methods like gas chromatography can identify quinazolinones in biological samples.
Is it legal to buy Nitromethaqualone for research in the UK or USA?
It is available for legitimate research but may trigger analogue laws if misused; confirm local statutes.
How should Nitromethaqualone be stored?
Keep in a cool, dry place away from light and moisture to maintain stability for research.




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