5-EAPB — Specifications, Profile & Verified Sourcing Guide
What Is 5-EAPB, and Why Do Researchers Choose the Ethylamino Benzofuran Reference Compound?
If you are searching for a precisely characterized, independently verified benzofuran phenethylamine reference compound carrying an ethylamino side chain at the benzylic position, 5-EAPB stands among the most valuable reference materials available to modern neuroscience, psychopharmacology, and structure-activity relationship research. Buy 5-EAPB, and you obtain a compound whose receptor binding affinity, monoamine releasing profile, metabolic stability, and duration characteristics differ measurably from MDMA, MDA, 5-APB, 5-MAPB, and other benzofuran or methylenedioxy analogs. Researchers frequently ask what exactly 5-EAPB is, how it differs from other benzofuran phenethylamine variants and ethylamino analogs, what its mechanism of action and potency values are, where to order authentic 5-EAPB online, and how to purchase 5-EAPB securely using bitcoin. This comprehensive guide answers all those questions, provides full verified specifications including molecular properties and purity standards, explains pharmacological profile, stability characteristics, and research significance, and offers practical guidance for sourcing authentic material and purchasing with cryptocurrency.
5-EAPB Pellets
5-EAPB—or systematically 1-(benzofuran-5-yl)-2-(ethylamino)propane—combines a benzofuran ring system fused at the 5-position with an ethylamino group attached to the ethyl side chain. This specific structural configuration—replacing the methylenedioxy ring of MDA with a benzofuran system fused at the 5-position and substituting the methylamino group with ethylamino—creates a pharmacological profile that retains the monoamine-releasing activity of MDA while exhibiting distinctive metabolic stability, duration, and receptor interaction characteristics that make it uniquely valuable as a reference compound. Order 5-EAPB from trusted suppliers and receive material whose active-compound identity matches authoritative reference data, because mislabeled benzofuran isomers, incorrect side-chain configuration, or impure material produce irreproducible results and misleading potency values. This combination of well-defined 5-benzofuran fusion, verified ethylamino substitution, independently confirmed purity, and consistent batch-to-batch composition is why researchers choose to buy 5-EAPB using bitcoin for private, borderless transactions and reliably consistent reference material. You can independently verify the active compound through authoritative public chemical databases, including the comprehensive entry at
5-EAPB CAS 1543588-93-5 chemical reference maintained by the U.S. National Institutes of Health.
Full Specifications, Physical Properties, and Research Significance
Verified Composition, Quality Standards, and Structural Distinction
Before you buy 5-EAPB, you should always confirm the basic specifications to ensure you are receiving an authentic, accurately identified product meeting reference-grade standards. The active compound 5-EAPB carries CAS registry number 1543588-93-5, molecular formula C₁₃H₁₇NO, and molecular weight 203.28 grams per mole. Premium grade 5-EAPB should meet or exceed 98% total purity as measured by high-performance liquid chromatography, with identity confirmed by nuclear magnetic resonance spectroscopy verifying both the benzofuran ring fusion at the 5-position and the ethylamino group configuration, and mass spectrometry matching the published molecular weight alongside independent batch homogeneity testing. Authentic 5-EAPB typically appears as a white to off-white crystalline powder free from visible impurities, discoloration, clumping, or degradation. When you compare suppliers seeking the best price for 5-EAPB payable with bitcoin, remember that authentic 5-EAPB synthesis requires controlled benzofuran ring construction, selective amination, and purification under carefully controlled conditions to ensure correct isomer and side-chain configuration. Prices that appear unreasonably low may indicate impure material, incorrect benzofuran isomer (6-position instead of 5-position), shorter aminoalkyl side chain, undeclared methylamino instead of ethylamino, degraded product, or lack of independent batch verification. Always cross-reference specifications against independently verified regulatory and chemical records, including the detailed substance profile at
5-EAPB ECHA substance information provided by the European Chemicals Agency, before making any purchase decision.
Structurally, 5-EAPB differs fundamentally from both MDA and other benzofuran analogs by combining two defining features: benzofuran ring fusion specifically at the 5-position and an ethylamino group replacing the methylamino group found in related compounds such as 5-MAPB and 5-APB. Each of these structural modifications independently alters pharmacological activity—making 5-EAPB an essential reference compound for isolating exactly how amino-group size changes potency, duration, and selectivity compared to MDA and methylamino benzofuran analogs. Compared to its closest structural relatives, 5-EAPB shares the 5-benzofuran fusion of 5-APB but carries ethylamino rather than aminopropyl substitution and differs from 5-MAPB in both aminoalkyl chain length and the absence of the benzylic hydroxyl group. These differences make 5-EAPB uniquely valuable not only as an MDA-analog reference but also as the definitive ethylamino compound in comparative benzofuran pharmacology research. Order 5-EAPB with verified 5-benzofuran fusion, confirmed ethylamino substitution, and independently verified purity, and you eliminate three major confounding variables—isomer misidentification, aminoalkyl side-chain variation, and amino-group substitution ambiguity—that complicate research using mislabeled analogs or insufficiently characterized material. This structural clarity and compositional consistency is why researchers prefer to order 5-EAPB using bitcoin—paying with cryptocurrency ensures fast settlement, enhanced privacy, and global accessibility, while independently verified reference material eliminates experimental uncertainty and simplifies comparative studies across aminoalkyl variants.
Chemical Packaging
Receptor Binding Profile, Comparative Potency, and Stability Characteristics
At the molecular level, 5-EAPB functions primarily as a potent serotonin and norepinephrine-releasing agent with moderate dopamine-releasing activity and measurable affinity at serotonin 5-HT₂ receptor subtypes. Published structure-activity data confirm that the combination of 5-benzofuran fusion and ethylamino substitution produces a well-characterized pharmacological profile—typically longer-lasting and more metabolically stable than MDA, while differing significantly in potency and duration from shorter aminoalkyl analogs such as 5-APB and from the methylamino homolog 5-MAPB. This distinctive profile makes 5-EAPB uniquely valuable as both an MDA-analog reference compound and as the benchmark ethylamino compound for all benzofuran structure-activity relationship studies examining amino-group effects. Importantly, the ethylamino group confers distinctive metabolic stability characteristics compared to methylamino homologs, while the benzofuran ring system reduces susceptibility to common metabolic pathways that degrade methylenedioxy compounds. What makes 5-EAPB uniquely valuable beyond its established potency is its dual reference role: it serves both as the definitive 5-position benzofuran compound carrying an ethylamino side chain and as a structural bridge between MDA and longer-acting benzofuran analogs with varying aminoalkyl substitution.
Researchers specifically seeking verified 5-position ethylamino benzofuran reference material should buy authentic 5-EAPB whose identity has been confirmed by NMR spectroscopy capable of verifying benzofuran fusion at the 5-position and distinguishing it from the 6-isomer, plus confirming the presence of ethylamino rather than methylamino substitution—because mass spectrometry alone confirms molecular weight but cannot reliably distinguish 5-EAPB from close structural homologs or isomers with identical mass. Many suppliers sell mislabeled material, 6-EAPB incorrectly marketed as 5-EAPB, shorter aminoalkyl analogs such as 5-APB sold as 5-EAPB, or material carrying methylamino instead of ethylamino; demand full spectroscopic verification before releasing payment. That distinction is why 5-EAPB serves as such an invaluable reference tool: it allows researchers to isolate exactly how benzofuran fusion position and aminoalkyl substitution each independently alter biological activity—all from a well-characterized compound where every structural difference can be systematically compared against MDA and related analogs. Additional authoritative reference data on benzofuran phenethylamine classification, receptor interactions, and published research applications can be reviewed at
PubChem phenethylamine analog classification and
PubMed 5-EAPB research literature to further validate every specification and pharmacological property.
When you compare 5-EAPB against MDA, 5-APB, and 5-MAPB, its advantages become clear. MDA offers well-characterized activity but lacks the benzofuran ring system that confers distinctive stability and duration characteristics. 5-APB carries the same 5-benzofuran fusion but shorter aminoalkyl substitution, producing different potency and metabolic stability. 5-MAPB shares the benzofuran pharmacophore but differs in both side-chain structure and presence of a benzylic hydroxyl group, making direct comparison of amino-group effects difficult. 5-EAPB stands apart because it offers a proven combination: well-defined 5-position benzofuran fusion confirmed by NMR, independently verified ≥98% purity, documented ethylamino substitution, distinctive metabolic stability profile, and published reference data for direct comparison against MDA and shorter aminoalkyl analogs. That reliability is why researchers specifically seek to buy 5-EAPB with bitcoin—transactions settle instantly without banking delays, your personal financial information remains protected, payments can be made from any country without cross-border restrictions or currency conversion fees, and blockchain confirmation provides immutable payment records for your purchasing and laboratory files. When you are looking for where to buy authentic 5-EAPB payable with bitcoin, prioritize suppliers who provide batch-specific certificates of analysis confirming active compound identity, independently verified HPLC purity, and NMR confirmation of 5-position benzofuran fusion and ethylamino configuration, alongside transparent cryptocurrency payment instructions and discreet shipping suitable for sensitive reference materials.
There are compelling reasons why 5-EAPB is the preferred reference compound for many benzofuran phenethylamine research applications. It combines two well-defined structural modifications—each of which can be independently evaluated—creating a definitive reference point against which shorter aminoalkyl analogs, alternate benzofuran isomers, and methylamino variants can be directly compared. The ethylamino group simultaneously alters metabolic stability and receptor interaction profile, making 5-EAPB essential for quantifying exactly how increasing aminoalkyl substitution size changes biological activity across the entire benzofuran series. Buy premium grade 5-EAPB guaranteed purity, confirmed 5-position isomer identity, and verified ethylamino configuration, and your data remains comparable across laboratories and published reference values—with the added confidence that every assay began with identically characterized reference material whose composition, structure, and identity are fully documented.
Proper Storage, Handling, and Research Applications
Even though 5-EAPB incorporates structural features that improve metabolic stability compared to MDA and simpler benzofuran analogs, proper storage remains essential to maintain full potency, preserve chemical integrity, and prevent degradation—especially important with aminoalkyl-substituted benzofurans, where oxidation, moisture, and light can alter stability over time. You should store 5-EAPB in its original sealed container, protected from direct sunlight, excessive heat, moisture, and acidic or oxidizing conditions. The recommended storage temperature is between 15 and 25 degrees Celsius at room temperature; avoid leaving inventory in environments where the temperature exceeds 30 degrees Celsius or exposing it to sustained high humidity. Under recommended conditions, sealed 5-EAPB remains stable for at least 12 months with no measurable change in purity or biological activity. Once opened, minimize repeated exposure to air and moisture and keep the container tightly closed between uses. As with all potent monoamine-releasing research compounds—and particularly critical when working with aminoalkyl-substituted benzofurans where partial oxidation may alter receptor interaction profile—wear nitrile gloves, eye protection, and a lab coat; handle all material inside a certified fume hood; avoid accidental ingestion, inhalation, or contact with skin or mucous membranes; and dispose of waste according to institutional hazardous substance protocols. 5-EAPB is an investigational reference compound and potent monoamine transporter ligand, so it should be stored securely, handled only by trained personnel, and kept strictly isolated from unauthorized access. This product is intended exclusively for laboratory research, educational investigation, and pharmacological reference applications—particularly studies examining monoamine transporter function, benzofuran phenethylamine structure-activity relationships, isomer-position effects, and aminoalkyl substitution influences on potency and stability. It is not intended for consumption, prescription, or any clinical purpose. Always confirm local regulatory status before ordering.
Sourcing, Payment Options, and Frequently Asked Questions
Secure Purchasing and Bitcoin Payment Advantages
When you are ready to purchase 5-EAPB, selecting the right supplier and payment method is equally important—especially when ordering reference compounds where isomer identity, aminoalkyl configuration, and purity directly determine research validity. Paying with bitcoin offers distinct advantages for research purchasers: transactions complete within minutes without banking delays, your sensitive financial data is never shared with merchants, reducing identity theft risk, payments can be sent internationally without currency conversion fees or cross-border transfer limits, and irreversible blockchain confirmation eliminates chargeback fraud while providing permanent, immutable transaction records for your purchasing files. Many researchers specifically seek to buy 5-EAPB with bitcoin because it allows them to complete purchases securely from anywhere in the world, maintain financial privacy, and receive instant confirmation that speeds order processing and discreet shipping—particularly valuable when ordering benzofuran reference material that requires careful handling, secure packaging, and isomer verification. When comparing suppliers to find the best price for 5-EAPB payable with bitcoin and discreet shipping, always verify specifications first—confirm the active compound CAS number, molecular formula, isomer identity, aminoalkyl configuration, and purity match authoritative values, and specifically request batch-specific analytical documentation including HPLC purity, NMR identity confirmation verifying 5-position benzofuran fusion and ethylamino configuration, and independent homogeneity testing. Legitimate suppliers will provide these documents upon request. If a supplier cannot or will not share NMR confirmation of isomer identity and ethylamino configuration, do not purchase—mass spectrometry alone cannot reliably distinguish 5-EAPB from close homologs or isomers, making spectroscopic verification absolutely essential. Look for suppliers who clearly display cryptocurrency payment instructions, offer insured, trackable shipping with privacy-protected packaging, and do not require excessive personal information solely to process an order. Many people ask, “Can I buy authentic 5-EAPB with bitcoin and guaranteed isomer identity and configuration?” and the answer is straightforward: verify the batch-specific analytical data, including independent NMR confirmation of 5-position fusion and ethylamino substitution; confirm the supplier accepts cryptocurrency with transparent payment instructions; and always prioritize verified isomer identity, confirmed configuration, and documented purity over mislabeled analogs or prices that appear too good to be true.
Frequently Asked Questions
Is 5-EAPB the same compound as MDA, 5-APB, or 5-MAPB?
No. 5-EAPB carries 5-position benzofuran fusion and ethylamino substitution, distinguishing it from MDA (methylenedioxy ring, different side chain), 5-APB (shorter aminoalkyl chain), and 5-MAPB (methylamino with benzylic hydroxyl group). Always confirm identity through CAS 1543588-93-5 and NMR confirmation of 5-position fusion plus ethylamino substitution before ordering.
What purity and identity standards should I require for reliable research?
For valid experimental results, you should insist on at least 98% total purity verified by HPLC with identity confirmed by NMR spectroscopy capable of verifying benzofuran fusion at the 5-position, distinguishing it from the 6-isomer, and confirming ethylamino rather than methylamino substitution. Mass spectrometry alone cannot distinguish 5-EAPB from close structural analogs with identical molecular weight.
How potent is 5-EAPB compared to MDA and other benzofuran analogs?
5-EAPB exhibits a well-documented pharmacological profile—potent serotonin and norepinephrine releasing activity with moderate dopamine release, plus measurable 5-HT₂ receptor affinity. It typically exhibits a longer duration and improved metabolic stability compared to MDA, while differing measurably in potency from shorter aminoalkyl analogs such as 5-APB and from the methylamino homolog 5-MAPB. Always verify exact structural identity through full spectroscopic verification before use.
Where can I buy authentic 5-EAPB that accepts bitcoin?
You should purchase from suppliers who provide full batch verification, including HPLC purity confirming ≥98% and NMR confirming 5-position benzofuran fusion and ethylamino configuration, clearly display cryptocurrency payment instructions, and offer discreet shipping suitable for sensitive reference materials. Always review batch certificates before placing an order.
How do I order 5-EAPB online securely using Bitcoin?
Select suppliers who protect your personal information, provide clear payment instructions and immutable transaction confirmation, offer insured shipping suitable for research reference materials, and supply batch-specific Certificates of Analysis, including purity, isomer identity confirmation, and configuration verification. Retain your transaction ID for order tracking and laboratory record-keeping.
What research applications is 5-EAPB best suited for?
5-EAPB is ideal for monoamine transporter binding and functional assays, benzofuran phenethylamine structure-activity relationship studies examining isomer-position effects, aminoalkyl substitution influences on potency and stability, and comparative pharmacology between MDA and longer-acting ethylamino benzofuran analogs.
How should I prepare 5-EAPB solutions for laboratory assays?
Dissolve the weighed sample in an appropriate solvent volume based on the verified molecular weight. Allow sufficient time for complete dissolution and filter if necessary to remove any insoluble material. Verify concentration spectrophotometrically or by quantitative chromatography for critical assays. Reference individual compound solubility data from authoritative databases when selecting solvent conditions.
What storage conditions preserve potency and chemical integrity?
Store sealed at room temperature (15–25°C), protected from sunlight, heat, moisture, and oxidizing conditions. Avoid temperatures above 30°C or high humidity that may accelerate degradation. Sealed 5-EAPB remains stable for at least 12 months under proper conditions; once opened, keep the container tightly closed and protected from moisture and light exposure.
Is 5-EAPB approved for human consumption or clinical use?
No. 5-EAPB is an investigational reference compound belonging to the benzofuran phenethylamine class. It has not been approved for clinical use anywhere, and it is supplied exclusively for laboratory research, educational investigation, and pharmacological reference applications—particularly studies examining monoamine transporter function, benzofuran structure-activity relationships, and substituent effects. It is not intended for consumption, prescription, or any clinical purpose. Always confirm local regulatory status before ordering.
Why choose 5-EAPB over shorter-chain analogs or alternate isomers?
5-EAPB provides two defining structural features—5-position benzofuran fusion and ethylamino substitution—each independently influencing pharmacological activity. It serves as the definitive reference compound for evaluating aminoalkyl substitution effects across the benzofuran series. Always verify both isomer identity and aminoalkyl configuration by NMR before use.
Can I receive 5-EAPB with discreet shipping after paying with bitcoin?
Reputable suppliers accepting bitcoin offer discreet shipping options with plain, protective packaging suitable for reference compounds, insured tracking, and privacy-protected delivery. Always confirm shipping terms, packaging standards, and temperature-controlled handling requirements before ordering, and ensure your laboratory holds all necessary authorizations to receive research reference material in your location.
Final Summary
In summary, 5-EAPB represents an essential reference compound in modern monoamine transporter pharmacology, benzofuran phenethylamine structure-activity research, and comparative isomer and substituent-effect studies—combining precisely defined 5-position benzofuran fusion and ethylamino substitution that collectively distinguish it from MDA, shorter aminoalkyl analogs, and methylamino homologs, independently verified ≥98% purity, distinctive metabolic stability profile, and consistent batch-to-batch composition. Whether you seek to order 5-EAPB online using bitcoin for fast, private settlement and secure delivery, are looking for premium grade reference material with guaranteed purity, confirmed 5-position isomer identity, and verified ethylamino configuration for transporter binding, functional activity, substituent-effect, or comparative pharmacology research, want competitive pricing payable with cryptocurrency for ongoing research programs requiring consistent benzofuran reference standards, or simply need to know where to buy authentic 5-EAPB with discreet shipping and flexible payment options — the principles remain consistent: verify active compound identity through authoritative public databases including the correct CAS number and molecular specifications, demand batch-specific analytical verification including HPLC purity, NMR identity confirmation verifying 5-position benzofuran fusion and ethylamino configuration, purchase from suppliers who offer transparent cryptocurrency payment instructions and reliable shipping suitable for sensitive reference materials, and always prioritize verified isomer identity, confirmed configuration, and documented purity over mislabeled analogs or prices that appear too good to be true — remembering that mass spectrometry alone cannot reliably distinguish 5-EAPB from close homologs, making NMR verification absolutely essential. Your research conclusions are only as reliable as the reference materials you use—and in benzofuran phenethylamine pharmacology, confirmed isomer identity, verified substituent configuration, and known purity are everything. That is why more researchers choose 5-EAPB and bitcoin: well-characterized ethylamino reference compound, independently verified quality, distinctive stability profile, secure payment, and permanent confirmation. Sometimes the most valuable research improvement is simply selecting the right reference material—one verified isomer identity, one confirmed substituent configuration, and one secure payment method that works worldwide.
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