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2-Aminoadenosine

    • Product Name 2-Aminoadenosine
    • Alias 2-AA
    • Einecs 219-109-2
    • Mininmum Order 1 g
    • Factory Site Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing
    • Price Inquiry admin@sinochem-nanjing.com
    • Manufacturer Sinochem Nanjing Corporation
    • CONTACT NOW
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    Specifications

    HS Code

    774400

    Productname 2-Aminoadenosine
    Casnumber 6970-33-8
    Molecularformula C10H13N5O4
    Molecularweight 267.24
    Appearance White to off-white powder
    Meltingpoint 238-241°C
    Solubility Soluble in water
    Purity Typically ≥98%
    Synonyms 2-Amino-9-β-D-ribofuranosyladenine
    Storagetemperature 2-8°C
    Iupacname 2-amino-9-[(2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-9H-purin-6-amine
    Pubchemcid 402770

    As an accredited 2-Aminoadenosine factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing The 2-Aminoadenosine (1 gram) is packaged in a sealed amber glass vial with a white screw cap and detailed product labeling.
    Shipping 2-Aminoadenosine is shipped according to standard chemical handling procedures, packaged in securely sealed containers to prevent leakage or contamination. The product is clearly labeled, accompanied by a Safety Data Sheet (SDS), and typically transported in compliance with relevant regulations for non-hazardous research chemicals. Expedited shipping may be available upon request.
    Storage 2-Aminoadenosine should be stored in a tightly sealed container, protected from light and moisture, at -20°C or lower. Keep it in a well-ventilated, cool, and dry place, away from incompatible substances and direct sunlight. Ensure the container is labeled and prevent exposure to air to reduce degradation. Follow appropriate safety protocols when handling and storing the compound.
    Application of 2-Aminoadenosine

    Applications of 2-Aminoadenosine in Industrial Manufacturing

    2-Aminoadenosine is a specialty pharmaceutical intermediate and supramolecular building block, valued for its molecular specificity in regulated synthesis environments. As a direct manufacturer, we prioritize supply for advanced applications where chemical purity and traceability are essential. The following detailed segments outline real-world downstream uses, referencing true compliance frameworks, process integration points, and finished product types.

    1. Nucleoside Analog Active Pharmaceutical Ingredient (API) Synthesis

    Pharmaceutical API manufacturers incorporate 2-Aminoadenosine as a key nucleoside precursor when synthesizing modified purine nucleoside drugs. Its unique amine-functionalized adenosine scaffold enables chemical modification during proprietary multi-step flow or batch syntheses designed to yield investigational antiviral and anticancer assets. In these environments, manufacturers tightly control impurity profiles, and QC procedures must align with regional and international pharmacopeial standards throughout all processing steps.

    Industry compliance standards

    • ICH Q7 — Good Manufacturing Practice (GMP) for APIs
    • USP/NF Monographs (where applicable for intermediates)
    • EDQM CEP Guidelines (when supplying to the EU market)
    • FDA 21 CFR Part 211 for finished drugs

    Typical usage ratio

    • Usage levels are dictated by stoichiometry of the target nucleoside analog, with input typically ranging from 0.8 to 1.2 molar equivalents, adjusted for process optimization and yield targets in the conversion stage.

    Downstream process integration

    • Material is introduced during early stage nucleoside coupling, followed by protection/deprotection and selective amination steps using controlled temperature and pH regimes. The compound remains traceable through CMC documentation from receipt to API isolation.

    Final product types

    • Active pharmaceutical ingredients for small-molecule drugs (investigational and approved antiviral, anticancer, or CNS therapies)
    • Research Grade Nucleosides for preclinical candidates

    2. Oligonucleotide Synthesis Reagents

    In the manufacture of custom oligonucleotides and synthetic RNA, 2-Aminoadenosine serves as a site-specific nucleobase analog for introducing base modifications during solid-phase synthesis. This specialization is essential for creating therapeutic siRNA, antisense oligos, and diagnostic probes that require increased molecular stability or selectivity in hybridization protocols. GMP-certified oligo facilities demand robust traceability and impurity control over each nucleotide analog supplied.

    Industry compliance standards

    • ISO 13485 (Medical Device QMS, where oligos are for diagnostics)
    • USP guidelines for therapeutic oligonucleotides
    • ICH Q11 (Development and Manufacture of Drug Substances)
    • FDA and EMA oligonucleotide therapy submission guidelines

    Typical usage ratio

    • Custom phosporamidite formulations incorporate nucleoside analogs at 2%–10% per oligonucleotide sequence, adjusted according to desired modification pattern and final strand length.

    Downstream process integration

    • Material is phosphitylated and introduced as a protected nucleoside at the monomer loading step integrated with standard solid-phase syntheses on automated DNA/RNA synthesizers. Careful moisture and base handling are maintained to ensure purity.

    Final product types

    • Therapeutic oligonucleotide APIs (siRNA, antisense, aptamers)
    • qPCR and ISH diagnostic probes for clinical laboratories

    3. Biochemical Research and Enzyme Assay Substrates

    Research reagent and test kit manufacturers use 2-Aminoadenosine as a specialty substrate to study adenosine deaminase, kinase, and transferase enzyme activity. The amine group enables the design of spectrophotometric and fluorescence-based assay systems with improved selectivity over native adenosine. Production requires analytical-grade handling, as batch-to-batch consistency is monitored under ISO-certified QC systems catering to life sciences research markets.

    Industry compliance standards

    • ISO 9001:2015 (Quality Control in chemical reagent manufacturing)
    • REACH Regulation (EC No 1907/2006) for European sales
    • GLP principles for research and laboratory chemicals
    • OECD Guideline No. 21: Good Laboratory Practice

    Typical usage ratio

    • Stock solutions are typically prepared at concentrations of 1–10 mM, with working assay conditions using 1–100 μM depending on enzyme kinetics requirements.

    Downstream process integration

    • Weighing and dissolution occur in pre-buffered aqueous or DMSO solvent systems, followed by sterile filtration and direct dispensing into biochemical assay plates by robotic pipetting or manual laboratory protocols.

    Final product types

    • Enzyme substrate kits for high-throughput screening
    • Biochemical reference standards
    • Cell and tissue-based assay components

    4. Fluorescent and Labeling Probe Synthesis

    Specialty chemical and life science tool companies formulate nucleoside-based fluorescent probes using 2-Aminoadenosine as the precursor for advanced dye conjugation. The amino functional group supports direct coupling with fluorophores and reporter groups, producing probes optimized for FISH, cell imaging, and flow cytometry. All steps follow analytical batch records as required for downstream customer audits and technical documentation.

    Industry compliance standards

    • ISO 13485 for in vitro diagnostic probes
    • USP General Chapter <1040> (Analytical Instruments & Reagents)
    • Technical document traceability per customer QA requirements
    • FDA 21 CFR Part 820 (QSR for diagnostic devices)

    Typical usage ratio

    • 1–3 molar equivalents per fluorophore or biotin label, matched to target probe length and density; exact level tuned to application sensitivity and detection wavelength.

    Downstream process integration

    • Compound is introduced as a labeled monomer during combinatorial probe assembly, or post-synthesis through NHS-activated ester labeling, before final HPLC purification and quality check.

    Final product types

    • Fluorescent nucleic acid probes for in situ hybridization
    • Flow cytometry and cell imaging reagents
    • Gene expression analysis kits for research and clinical diagnostics
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    Certification & Compliance
    More Introduction

    Deepening Impact with 2-Aminoadenosine: Our Hands-On Experience from the Manufacturing Floor

    Meeting the Real Demands Behind 2-Aminoadenosine Production

    Producing 2-Aminoadenosine cannot be reduced to batch numbers or purity scores. Over the years, lab benches and plant floors have shown the unpredictable side of this nucleoside derivative, revealing both its promise and its practical hurdles. Demands from pharmaceutical developers and academic labs rarely stay static, so scaling up this molecule with reliable quality takes a close integration of methodical controls, material insight, and a willingness to respond to users' pressures.

    Our teams don’t just follow protocols—they actively engage with each lot of 2-Aminoadenosine and its requirements for solubility, stability, and reproducibility. These traits matter more in use than they do on paper. Someone investigating RNA modification or stretching the frontiers of kinase inhibition feels every minor contamination or batch-to-batch change. For anyone working in enzyme inhibitor research or chasing subtle cellular pathways, 2-Aminoadenosine’s purity level—typically held above 98%—is not just a number, but the border between a breakthrough and background noise.

    Model, Appearance, and the Real Shape of Quality

    Sitting in the manufacturing suite and processing each run, the product leaves a visible trace. 2-Aminoadenosine, produced in our facility, crystallizes as an off-white to pale beige powder. We recognize quality by its consistency before the analysis—fine-grained, uncomplicated to dissolve in aqueous buffers. The model code we assign—used across our internal tracking and documentation—serves as both an audit check and a memory of every improvement made through feedback from our research partners. The substance’s smell, flowability, and clumping give early signals of batch health before instrumentation confirms things.

    Outliers have turned up—batches with slightly higher moisture, or trace by-products clinging from precursors. They don’t get past final packaging. The line chemists know the cost of shortcuts. Some years back, unnoticed presence of an oxidized impurity led to extra filtration steps. Lab heads in two customer companies called, frustrated at wide HPLC baselines affecting their nucleotide incorporation assays. We traced the problem to a slight temperature drift during crystallization, tightened controls, and never saw the impurity slip past again. This type of manufacture doesn’t happen from arm’s length.

    Above and Beyond: Purity and Stringency from Sourcing to Final QC

    Reproducibility underpins every bottle leaving our plant. Starting from precursor adenosine—all sourced under documented non-animal origin—we process in GMP-compliant suites with integrated air quality tracking and fully segregated input lines to block any possibility of cross-contamination. Those measures do not come from regulatory pamphlets, but from the years when, dealing with earlier analogs, we dealt with recurring sporadic NMR ghost peaks casting doubt over downstream use.

    People ask if higher purities than 98% matter for their work. The answer depends on context. Our standard 2-Aminoadenosine model holds a purity over 98%, under 1% total secondary nucleosides, and dries to below 1% moisture content. Our earliest batches hardly crossed 95% before we overhauled the purification steps, installing two-sided chromatography columns and real-time UV monitoring. Today’s process delivers reliability at scale, but occasional lots still receive supplemental purification if downstream users flag unexpected ion traces or require ultra-pure, clinical-grade lots—especially for cell culture or in-vivo preclinical studies.

    Each specification change has developed through real communication rather than simple checklists. A major vaccine developer once documented how a mismatched impurity profile in a supplier’s 2-Aminoadenosine batch had triggered misleading phosphotransferase inhibition readings in their kinase assays. That case proved valuable—emphasizing to us that every minor difference ripples downstream. Our adjustments since then center around expanded identity and purity testing including not just HPLC, but mass spec and consistent UV absorbance checks, across every production run and on-demand mid-lot verifications.

    What Sets True Manufactured 2-Aminoadenosine Apart from Stock-Clearing or Trade-Distributed Lots

    Our team has sampled competitor lots from traders and large aggregator warehouses and noticed more variability than buyers assume. The biggest difference relies on root control of the process. As the manufacturer, every raw input, solvent selection, and cycle time answers directly to the outcomes demanded by nucleic acid researchers. Products sourced by distributors, even with careful handling, can lose their integrity across repacks or inconsistent storage. When a sample comes straight from our packaging, with precise documentation and traceability on every step, the risk of degradation or mislabeling drops.

    Manufacturing routes do matter. Some alternative sources use different protecting groups during synthesis, or lack the final step controls over residual organics. On at least two occasions, clients have analyzed side-by-side samples—ours held lower baseline signals and tighter melting point ranges, while aggregator stock showed wider melt and less clarity in NMR readings. These subtleties reveal themselves in biochemical assays: higher background noise, lowered yield in modification reactions, or enzymatic interference not evident before full-scale biological testing.

    Our operations keep every phase in-house, not scattered across third-party toll manufacturers. Researchers gain better continuity: same facility, matched procedural detail, and direct feedback on production upgrades. Chemical manufacturing brings hazards if batch history is obscured or sub-suppliers change inputs. By making, packaging, and distributing under one roof, traceability is preserved, and any investigation into a result anomaly leads directly to actionable measures at the plant—not a dead-end at yet another link in the supply chain.

    Common Usage—Why 2-Aminoadenosine Faces Such Real-World Scrutiny

    Most of our 2-Aminoadenosine ends up in academic- and industry-sponsored cellular research, antiviral screening, and enzyme mechanism studies. The molecule’s reputation as an effective adenosine kinase inhibitor keeps requests steady from biochemistry labs mapping purine pathways in cancer and neurodegenerative disease models. Some innovative groups engineer it as an RNA building block for synthetic biology, or to prime modified nucleotides for downstream labeling or sequencing protocols.

    Its performance, though, ties directly to what isn’t in the bottle as much as what is. A batch contaminated with close adenosine analogs or oxidized by-products can flip an assay’s result set or trigger off-target activity in sensitive kinase profiling. Over time, feedback from groups running high-throughput screens has led us to implement stability tracking under extended storage and transport conditions—from freeze-dried aliquoting to real-time shipment temperature logging. Without that rigor, users find themselves rerunning tests, losing grant cycle time and eroding trust in both the vendor and their own results.

    Long-term users in antiviral research tell us their choice of 2-Aminoadenosine supplier often lands on whoever delivers the cleanest lot consistently, not simply the cheapest offer. This echoes in publications: the leap from milligram bench synthesis to consistent multigram scale can derail months of reagent prep if the quality or spectral profile shifts. It gets personal—a failed or ambiguous experimental run reflects directly on the credibility of both laboratory and supply chain.

    Differences from Other Adenosine Analogs—Seeing the Subtleties in Application

    For newcomers, 2-Aminoadenosine looks close to standard adenosine, or its cousin 2-chloroadenosine. In RNA labeling work, both seem to fit the bill as substrate analogs, but their interactions and metabolic fates turn out quite differently in biological systems. From a manufacturing perspective, these differences appear early during synthesis, with the required substitutions presenting distinct challenges for controlling final isomer profiles and minimizing side product formation.

    Customers often assume one adenosine derivative can substitute for another, but cell-based assays prove otherwise. 2-Chloroadenosine, often compared to 2-Aminoadenosine, shows nearly twofold higher cytotoxicity in lymphocyte cultures under similar conditions, and manifests different kinase activation profiles in model cell lines. Those differences start upstream: the two analogs follow distinct synthetic pathways, and even a minor error in protecting group removal or incorrect workup can bias the final nucleoside population in favor of unwanted by-products.

    Standard adenosine and its triphosphate derivatives also offer less specific inhibition profiles in kinase research, leading to broader but less targeted action in basic biological screens. For anyone focusing on high-specificity, minimal off-target activity, 2-Aminoadenosine consistently delivers tighter selectivity, especially across kinome-wide panels. Its presence as a rare nucleoside in prebiotic and evolutionary studies adds a unique dimension—some researchers use it to probe primitive nucleotide polymerization processes or to test repair pathway specificity.

    Real-World Cases: Quality Feedback Loop from Our Clients Shapes Production

    Concrete examples shape our outlook more than any data sheet. A southeast Asian medical research group flagged a loss of enzymatic activity in kinase assays run with a previous supplier’s 2-Aminoadenosine. After reviewing batch information, we suspected subtle oxidized impurities were sabotaging results. Over a year of repeat orders, paired with extensive dialogue between our analytic chemists and the customer’s technical leads, we customized drying and packaging steps, down to secondary vacuum treatments and inert atmosphere bottling. The reported activity rates stabilized, and their published work cited the difference explicitly. The lessons weren’t theoretical—they found reflection in our production documentation and training, improving protocols for all orders.

    Academic users working on substrate labeling documented several rounds of fail-and-fix, shifting from multi-source purchasing to single-source supply directly from our controlled lines. These researchers showed how impurities at the limits of quantification could still bias NMR integration and lead to lost signal in long-read sequencing tests. That feedback loop—extending from their careful benchwork to our manufacturing redesign—closed the gap between basic chemical specs and genuine performance in demanding applications.

    Risk Management—Beyond Regulatory Minimums

    Chemical manufacture at this level pushes far beyond routine regulatory compliance. Risks from cross-batch contamination, storage instability, or undetected trace by-products haunted early era nucleoside manufacturing. We’ve experienced this first-hand: a decade ago, an electrical fluctuation caused a subtle heating spike during crystallization. The resulting batch, clean by classic HPLC but showing a minor mass spec anomaly, led to persistent complaints from a handful of advanced users. We traced the event, overhauled environmental monitoring, and wiped the affected lot from circulation. Every alarm since invites deeper process mapping, tighter data logs, and a pragmatic focus on extending shelf stability.

    Emergencies do not follow spreadsheets. Rapid response comes from experienced teams with decision authority on the production floor. This company maintains a no-shortcut approach: continuous training, robust SOPs drawing on real incident histories, and a culture where open reporting is expected, not penalized. Each new client or research partner further validates our investment in process transparency. The confidence of our buyers resides in their own experience using our product, not simply in our compliance badges.

    Where Research and Manufacture Intersect—Why Direct Maker Partnerships Matter

    Direct relationships with researchers drive product evolution. While distributors separate us from the lab, our ongoing dialogue with scientific users closes the feedback loop. Suggestions on ease of reconstitution, container formats, or improved batch documentation don’t filter through layers—they come straight to our production and technical staff. More than once, a recommendation from an enzyme profiling group—such as swapping to lower-static vials or adding microgram-scale size lots—prompted swift shifts on our floor and earned explicit thanks from the bench scientists on the receiving end.

    Even the best-controlled manufacturing run brings unique variation from raw input to packaging closure. The difference shows in trace fingerprints—extracted solvent residues, minor shifts in melting point, or gradual color drift under long-term storage. Feedback from orders dispatched to both established city labs and remote clinical research sites shows where the molecule breaks down, clumps, or fails to dissolve cleanly. Our R&D staff routinely cross-checks user reports with in-house stability screening, adapting protocols when mid- or long-haul shipments push new limits in heat, cold, or humidity exposure.

    At core, every bottle of 2-Aminoadenosine that leaves our site runs deeper than shipping a reagent. We feel the sense of responsibility—direct product, direct relationship, direct result. Research teams in biotech, life sciences, and diagnostics need more than a label or a spec. They need assurance, built on years of methodical batch improvement, and a manufacturer with the commitment to solve the problems encountered not on the production line, but in the unpredictable neighborhoods of the research world.

    The Next Generation—Continuous Improvement Driven by Collaborative Science

    Innovation doesn’t slow for familiar molecules. Upcoming biotechnological advances demand not just molecular quality, but adaptability and speed from manufacturing partners. Our roadmap for 2-Aminoadenosine does not stop with classic GMP protocols. We push for better shelf life through new stabilizer screening. We field-test advanced diagnostic analytics such as time-resolved mass spectrometry during production, and we widen channels for real-time customer feedback, aiming for more traceable, robust record-keeping.

    In crowded supplier markets, long-term contributors thrive by building collaborative trust, not simply outpacing competitors on price, but by understanding and improving upon the daily friction points users face. Each step in our workflow—from raw input sampling, through multi-stage purification, to protected shipping—draws from decades of repeated trial, open problem-solving, and continuous education. We keep the process personal; quality is made, not bought.

    Wherever research applications go—from oncology signal modulation, to genetic engineering platforms, to the fine details of cellular signaling—the critical factors for 2-Aminoadenosine remain unchanged. Researchers working with our product get the benefit of experience, humility in learning from occasional setbacks, and an unbroken manufacturing story behind every vial. That commitment will not waver, and those working on the molecular frontier deserve nothing less.