4-MPD

buy 4-MPD online– High-Purity 4-Methylpentedrone Research Chemical | ≥98% Lab-Tested (2026)

4-MPD (4-Methylpentedrone), frequently referred to as 4-MPD research chemical, 4-MPD powder, 4-methylpentedrone, or 4-MPD HCl (hydrochloride salt form), is a synthetic substituted cathinone belonging to the β-keto amphetamine class. It features a methyl group at the para position of the phenyl ring and a pentyl (five-carbon) side chain, structurally positioning it as a close analog of pentedrone, 4-MMC (mephedrone), α-PVP, MDPV, 3-MMC, 4-CMC, and other ring- or chain-substituted cathinones.

Since its first analytical detections in research chemical markets and seized drug samples around 2015–2016, 4-MPD has remained one of the most consistently monitored and requested designer stimulants in forensic toxicology, analytical chemistry, neuropharmacology, and structure-activity relationship (SAR) laboratories worldwide. Its continued presence in polydrug cases, driving-under-the-influence reports, overdose fatalities, and expanded novel psychoactive substance (NPS) screening panels keeps demand high for high-purity 4-MPD powder reference material in 2026.

Every batch of 4-MPD powder is supplied as a fine, white to off-white crystalline material with ≥98% purity, independently confirmed by third-party high-performance liquid chromatography (HPLC), liquid chromatography-quadrupole time-of-flight mass spectrometry (LC-QTOF-MS), gas chromatography-mass spectrometry (GC-MS), and proton nuclear magnetic resonance (¹H-NMR). The product is vacuum-sealed in tamper-evident, moisture-resistant foil pouches or amber glass vials, accompanied by a current batch-specific Certificate of Analysis (COA), lot traceability, and explicit “Research Use Only – Not for Human Consumption” labeling.

4-MPD for sale is offered exclusively for legitimate scientific research, analytical reference standard preparation, forensic method development/validation, toxicological profiling, monoamine transporter assays, behavioral pharmacology, and educational purposes. It is not intended, labeled, or sold for human or veterinary consumption, diagnostic use, therapeutic application, or any form of in-vivo experimentation outside approved research protocols.

Chemical & Physical Specifications – 4-MPD Research Chemical

• Chemical Name: 1-(4-Methylphenyl)-2-(methylamino)pentan-1-one
• IUPAC Name: 1-(4-Methylphenyl)-2-(methylamino)pentan-1-one
• Synonyms: 4-MPD, 4-Methylpentedrone, 4-MPD powder, 4-methyl-α-methylaminovalerophenone
• CAS Registry Number: 1373914-29-2 (freebase)
• Molecular Formula: C₁₃H₁₉NO
• Molecular Weight: 205.30 g/mol (freebase)
• Appearance: White to off-white fine crystalline powder
• Purity: ≥98.0% (third-party verified by HPLC, LC-QTOF-MS, GC-MS, ¹H-NMR)
• Form: Vacuum-sealed, tamper-evident packaging
• Solubility: Highly soluble in ethanol, methanol, DMSO, chloroform; moderately soluble in acidified water
• Storage Conditions: Cool (2–8 °C), dry, dark, airtight container – protect from light, heat, humidity & air exposure
• Shelf Life: Typically 24–36 months under recommended conditions

Why Laboratories & Researchers Choose Our 4-MPD Powder

• Third-party HPLC, LC-QTOF-MS, GC-MS & NMR verified purity ≥98% – batch-specific COA included with every shipment
• Consistent batch-to-batch quality – essential for longitudinal studies, multi-site collaborations, method validation, calibration curves, and inter-laboratory reproducibility
• Accurate net weight & no fillers – precise, reproducible dosing with zero under- or over-dosing risk
• Superior handling properties – fine, low-static powder with excellent flowability and solubility in common analytical solvents
• Secure, discreet, tracked global shipping – plain packaging, chain-of-custody documentation available upon request
• Competitive bulk & institutional pricing – tailored volume discounts for universities, contract research organizations (CROs), forensic laboratories, government agencies & research consortia
• Research-use-only labeling & compliance support – clear documentation to support legitimate scientific intent and regulatory compliance audits

We understand the critical role high-purity reference materials play in analytical chemistry, forensic toxicology, and neuropharmacology — every 4-MPD order is backed by that commitment.

Primary Research Applications of 4-MPD (2026 Trends)

4-MPD research chemical remains one of the most persistently requested synthetic cathinones in forensic, toxicological, and pharmacological laboratories worldwide due to its continued detections in illicit markets, polydrug samples, driving-under-the-influence cases, overdose fatalities, and expanded NPS screening panels.

Key active research areas in 2026 include:

• Monoamine Transporter Activity & Selectivity 4-MPD acts as a potent blocker and substrate-type releaser at dopamine (DAT) and norepinephrine (NET) transporters, with weaker activity at the serotonin transporter (SERT). This catecholamine-dominant profile makes 4-MPD an excellent probe for studying DAT/NET-preferring stimulant mechanisms and comparing release vs reuptake inhibition ratios against pentedrone, α-PVP, MDPV, 3-MMC, 4-CMC, and other cathinones.
• Structure-Activity Relationship (SAR) Studies The para-methyl substitution increases lipophilicity and steric bulk compared to unsubstituted cathinones, influencing potency, duration, selectivity, blood-brain barrier penetration, and metabolic fate. Researchers use 4-MPD to map how alkyl chain length and para-substituent type modulate transporter affinity, locomotor stimulation, and behavioral outcomes.
• Metabolite Identification & Forensic Toxicology 4-MPD undergoes extensive phase I metabolism (aromatic hydroxylation, N-dealkylation, β-keto reduction, and conjugation). Its primary metabolites are frequently detected in urine, blood, hair, and oral fluid in driving-under-the-influence, overdose, and postmortem cases. High-purity 4-MPD powder is essential for synthesizing reference standards, validating LC-QTOF-MS and GC-MS/MS methods, and confirming identity in routine NPS/stimulant screening panels.
• Behavioral Pharmacology & Locomotor Activity Rodent studies commonly employ 4-MPD dosage ranges of 0.3–10 mg/kg i.p. or s.c. to evaluate locomotor stimulation, stereotypy, conditioned place preference, self-administration liability, and cross-sensitization with cocaine, methamphetamine, or MDPV.
• Analytical Method Development & Validation 4-MPD is routinely included in expanded NPS/cathinone screening panels because it elutes close to pentedrone, α-PVP, 3-MMC, 4-CMC, and other substituted cathinones, requiring careful chromatographic separation and mass-spectral differentiation. It is also used to challenge the specificity of immunoassays and designer-drug screening tests.
• Pharmacokinetics & CYP450 Interaction Profiling The para-methyl group slows certain metabolic pathways compared to unsubstituted cathinones, offering researchers a tool to study differential CYP enzyme involvement (CYP2D6, CYP2B6) and potential drug-drug interactions.

Typical Research Dosage Ranges (Reference Only – 2026)

4-MPD dosage varies significantly depending on the experimental model:

• Analytical calibration & reference standard preparation: 0.05–5 mg (standard curves, quality control)
• In-vitro transporter assays (DAT/NET/SERT): 0.1 nM – 10 μM (most active window: 30 nM – 3 μM)
• Rodent locomotor activity & behavioral pharmacology: 0.3–10 mg/kg i.p. or s.c. (dose-response curves common)
• High-dose neurochemical or toxicity modeling: 10–30 mg/kg (ethically restricted, IACUC-approved only)

Most published 4-MPD research centers on the 1–10 mg/kg range in vivo and 30 nM – 3 μM concentrations in cellular/transporter assays.

Safety, Handling & Regulatory Notes – 4-MPD Research Chemical

4-MPD is a potent monoamine-releasing agent and reuptake inhibitor and must be handled only under controlled laboratory conditions:

• Work exclusively in a certified Class II biological safety cabinet or fume hood
• Wear appropriate PPE: nitrile gloves, lab coat, safety goggles, and respiratory protection
• Prevent skin contact, inhalation, and aerosol generation
• Dispose of all waste as hazardous chemical material per institutional and local regulations
• Store in amber glass vials, sealed, at 2–8 °C, protected from light, heat, humidity, and air exposure

4-MPD side effects in research models are primarily related to excessive monoaminergic stimulation: hyperthermia, tachycardia, stereotyped behavior, increased seizure susceptibility, and potential neurotoxicity at high doses.

Legal status 2026: 4-MPD is controlled or monitored in many jurisdictions under analogue acts, temporary class drug orders, or specific NPS legislation. It is sold exclusively for legitimate scientific research, analytical reference, forensic calibration, and educational purposes. Buyers must independently confirm 4-MPD legal status in their jurisdiction prior to ordering.

Why Laboratories Consistently Choose Our 4-MPD Powder

• Third-party HPLC, GC-MS & NMR verified purity ≥98% – batch-specific COA included with every shipment
• Consistent batch-to-batch quality – essential for longitudinal studies, multi-site collaborations, and method validation
• Accurate net weight & no fillers – precise, reproducible dosing with zero under- or over-dosing risk
• Superior handling properties – fine, non-static powder with excellent flowability and solubility in common research solvents
• Secure, discreet, tracked global shipping – plain packaging, chain-of-custody documentation available upon request
• Competitive bulk & institutional pricing – tailored volume discounts for universities, contract research organizations (CROs), forensic laboratories, and research consortia
• Research-use-only labeling & compliance support – clear documentation to support legitimate scientific intent and regulatory compliance audits

We understand the critical role high-purity reference materials play in analytical chemistry, forensic toxicology, and neuropharmacology — every 4-MPD order is backed by that commitment.

Conclusion: Advance Cathinone & Stimulant Research with High-Purity 4-MPD Powder

In 2026, 4-MPD (4-Methylpentedrone) remains a cornerstone compound for laboratories investigating synthetic cathinone metabolism, monoamine transporter dynamics, novel NPS emergence, and comparative SAR within the para-methyl-substituted cathinone family. Its high purity, consistent quality, reliable supply, and precise handling characteristics make 4-MPD powder an indispensable tool for rigorous forensic, toxicological, analytical, and pharmacological research.

Order your laboratory-grade 4-MPD today – strictly for scientific research, analytical, and forensic applications. Fast, discreet, tracked global delivery with full documentation and batch traceability.