Buy 3F-a-PVP Crystal Online | High-Purity Fluorinated Cathinone Research Chemical
Introduction to Buy 3F-a-PVP Crystal
Buy 3F-a-PVP Crystal (3-Fluoro-alpha-pyrrolidinovalerophenone) is a highly potent, novel synthetic substituted cathinone belonging to the pyrrolidinophenone class. Structurally, it is the meta-fluorinated analog of the well-documented α-PVP, featuring a fluorine atom substituted at the 3-position of the phenyl ring.
In neuropharmacological research, the specific positioning of halogenation is a critical variable. While para-fluorination (4F-a-PVP) is often studied, meta-fluorination (3F-a-PVP) fundamentally alters the molecule’s electronic distribution, dipole moment, and 3D conformational shape, which in turn impacts its binding kinetics at monoamine transporters. In vitro, 3F-a-PVP functions as a powerful dopamine-norepinephrine reuptake inhibitor (DNRI). Because extended-chain pyrrolidinophenones are notoriously unstable in their freebase form—often melting into an unmanageable, viscous resin at room temperature—we supply 3F-a-PVP exclusively as a stable Hydrochloride (HCl) salt in Crystal form. This format ensures exceptional physical stability, precise measurability, and eliminates the severe hazards associated with handling loose, volatile powders or sticky oils. Note: This product is strictly intended for in-vitro research and analytical purposes only.
Key Features and Benefits – Buy 3F-a-PVP Crystal
- Crystalline Stability: The HCl salt crystal structure prevents the compound from melting into an unworkable oil at room temperature—a common issue with freebase cathinones—ensuring accurate, reproducible micro-weighing.
- Meta-Fluorination SAR Mapping: 3F-a-PVP provides researchers with a vital tool to study how the position of fluorine on the aromatic ring (meta vs. para vs. unsubstituted) drastically alters DAT/NET affinity, lipophilicity, and conformational binding compared to α-PVP and 4F-a-PVP.
- DNRI Mechanism Modeling: Offers a potent reference standard for studying pure catecholamine reuptake inhibition at dopamine and norepinephrine transporters.
- Precise Measurability: The crystal format can be easily dissolved in aqueous or organic solvents for exact volumetric preparation, avoiding the static cling and dosing errors of fine powders.
- Aqueous Solubility: As a stable HCl salt, the crystals dissolve readily in water and buffers, streamlining assay preparation.
Product Specifications
- Chemical Name: 1-(3-fluorophenyl)-2-(pyrrolidin-1-yl)pentan-1-one hydrochloride
- Common Designation: 3F-a-PVP / 3-Fluoro-alpha-PVP
- CAS Number: Refer to Certificate of Analysis
- Class: Synthetic Cathinone / Pyrrolidinophenone / DNRI / Research Chemical
- Form: Crystals / Crystalline Solid (Hydrochloride Salt)
- Purity: ≥ 98% (Verified by Independent Third-Party Testing)
- Appearance: White to off-white crystalline shards and chunks
- Storage Requirements: Store in a cool, dry, dark environment (ideally -20°C for long-term archival). Keep container tightly sealed to prevent hygroscopic absorption and oxidation.
- Solubility: Freely soluble in water, DMSO, and ethanol.
Applications and Usage
3F-a-PVP Crystals are exclusively designated for in-vitro (outside a living organism) research and analytical applications. Common laboratory applications include:
- Catecholamine Transporter Assays: Investigating the compound’s affinity and efficacy as a dopamine and norepinephrine reuptake inhibitor using isolated neuronal membrane and synaptosomal preparations.
- Structural-Activity Relationship (SAR) Mapping: Comparing the pharmacokinetic properties and receptor conformational changes induced by meta-fluorination (3F-a-PVP) versus para-fluorination (4F-a-PVP) and the unsubstituted backbone (α-PVP) to map the steric and electronic effects of halogen positioning.
- Metabolic Pathway Studies: Analyzing the hepatic breakdown of meta-fluorinated pyrrolidinophenones using hepatocyte cultures and liver microsomes, specifically studying the C-F bond’s effect on metabolic clearance and oxidative degradation rates.
- Forensic and Analytical Calibration: Utilizing the precisely characterized crystal as a certified reference material (CRM) for GC/MS, LC/MS, and NMR spectroscopy to validate analytical instruments and detect emerging NPS in biological matrices.
Disclaimer: This product is not for human or veterinary consumption. It must only be handled in controlled laboratory environments by qualified professionals.
Purity and Testing
We guarantee a purity level of ≥ 98% for our 3F-a-PVP Crystals. Every batch undergoes rigorous, independent third-party testing to verify chemical identity, absolute purity, and the absence of dangerous residual solvents, heavy metals, or unreacted precursors. Because pyrrolidinophenones are prone to degradation, special analytical care is taken to ensure minimal presence of oxidation products. Certificates of Analysis (CoA) and Safety Data Sheets (SDS) are provided upon request.
Safety and Handling
WARNING: 3F-a-PVP IS A HIGHLY POTENT CENTRAL NERVOUS SYSTEM STIMULANT. EXTREME CAUTION IS REQUIRED.
- Personal Protective Equipment (PPE): Must wear nitrile gloves, chemical-resistant safety goggles, and a P100 particulate respirator when weighing or transferring the crystals.
- Ventilation: Handling must only occur within a certified chemical fume hood to prevent the inhalation of aerosolized particles.
- Accidental Exposure: Avoid direct contact with the bare compound. If skin contact occurs, wash thoroughly with soap and water. Seek medical attention if adverse effects occur.
- Secure Storage: Keep crystals locked away in a secure, access-controlled laboratory cabinet, out of reach of unauthorized personnel.
Global Shipping and Discreet Delivery
- Global Reach: We ship 3F-a-PVP Crystals internationally, complying with all hazardous materials shipping regulations.
- Discreet Packaging: Orders are dispatched in unmarked, tamper-evident packaging. The uniform shape of supplement bottles makes them exceptionally easy to ship discreetly without attracting unwanted attention.
- Rapid Processing: Orders are processed and shipped within 24 hours of cleared payment with full end-to-end tracking.
- Damage Prevention: Crystal containers are cushioned within rigid outer boxes to prevent crushing into fine powder during international transit.
Why Choose Us To Buy 3F-a-PVP Crystal?
- Innovative Delivery Formats: We prioritize stable, laboratory-friendly formats (like HCl crystals) that ensure accuracy and safety over dangerous bulk powders or volatile freebase oils.
- Uncompromising Quality: We verify every batch in-house and via third-party labs before it reaches you.
- Total Transparency: Full analytical data provided—no fillers, no impurities, just verified reference units.
- Secure Transactions: We utilize SSL encryption and accept secure, discreet payment methods, including major cryptocurrencies (Bitcoin, Monero, Ethereum) and secure bank transfers.
Legal and Safety Compliance
3F-a-PVP Crystals are sold strictly as research chemicals and are not approved by the FDA, EMA, or any equivalent regulatory body for human or veterinary use.
It is the sole responsibility of the purchaser to ensure that the acquisition, possession, and use of 3F-a-PVP comply with all local, state, national, and international laws. Warning: 3F-a-PVP is a potent central nervous system stimulant. Ingestion can cause severe, life-threatening cardiovascular events, hyperthermia, and acute neurotoxicity. It may fall under federal analogue acts or specific substituted cathinone legislation in various jurisdictions (including the USA, UK, and parts of Europe). We do not ship to regions where this compound is explicitly prohibited. By purchasing from us, you affirm that you are a qualified researcher or institutional buyer over the age of 18, and you assume all legal liability for the product upon delivery.
Frequently Asked Questions (FAQ)
Q1: What is 3F-a-PVP?
A: 3F-a-PVP (3-Fluoro-alpha-Pyrrolidinovalerophenone) is a synthetic substituted cathinone and the meta-fluorinated analog of α-PVP. It features a fluorine atom at the 3-position of the phenyl ring. It acts primarily as a Dopamine-Norepinephrine Reuptake Inhibitor (DNRI), blocking the reabsorption of catecholamines in vitro.
Q2: What makes 3F-a-PVP different from α-PVP or 4F-a-PVP?
A: While all three are pyrrolidinophenones and potent DNRIs, the position of the fluorine atom dictates its pharmacokinetics. 4F-a-PVP features fluorine at the 4-position (para), while 3F-a-PVP features it at the 3-position (meta). This meta-substitution alters the molecule’s dipole moment and 3D shape, changing how it binds to DAT and NET, making it essential for comparative positional-SAR (Structural-Activity Relationship) research.
Q3: Why choose the Crystal form over freebase?
A: Freebase synthetic cathinones with extended carbon chains are notoriously unstable, often melting into an unmanageable, viscous oil at room temperature, making accurate weighing impossible. The crystalline HCl salt form is stable, solid, and dry, allowing for precise micro-weighing and reproducible assay preparation.
Q4: Can 3F-a-PVP Crystals be consumed?
A: Absolutely NOT. 3F-a-PVP is a potent CNS stimulant research chemical. It is sold strictly for in-vitro laboratory and analytical research. Ingestion can cause unpredictable, severe cardiovascular and psychological effects and is strictly prohibited.
Q5: Do you provide a Certificate of Analysis (CoA)?
A: Yes. We provide a comprehensive CoA—including HPLC, GC/MS, and NMR data—for every batch we sell. This guarantees the identity, purity, and mass of the compound.
Q6: Is it legal to buy 3F-a-PVP in my country?
A: Legality varies drastically by country and is subject to change. Because it is a direct analog of scheduled cathinones like α-PVP, it is often controlled under analogue acts or specific NPS bans. We cannot provide legal advice. It is your responsibility to research your local laws regarding this compound before placing an order.
Q7: How should I store 3F-a-PVP Crystals for long-term research?
A: For maximum longevity, store 3F-a-PVP crystals in an airtight, amber glass vial under an inert gas (like Argon) in a freezer set to -20°C. Keep away from direct sunlight, heat, and moisture.




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