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5-Aminoindan

    • Product Name 5-Aminoindan
    • Alias AI-5
    • Einecs 217-638-5
    • 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
    VTB
    Specifications

    HS Code

    762954

    Chemical Name 5-Aminoindan
    Cas Number 34356-27-1
    Molecular Formula C9H11N
    Molar Mass 133.19 g/mol
    Appearance White to off-white solid
    Melting Point 109-112°C
    Boiling Point Unknown
    Density Unknown
    Solubility In Water Slightly soluble
    Iupac Name 5-amino-2,3-dihydro-1H-indene
    Pubchem Cid 2981742
    Smiles NC1=CC2=C(CC1)CC=C2
    Inchi InChI=1S/C9H11N/c10-8-3-1-2-7-5-4-6-9(7)8/h1-3H,4-6,10H2
    Synonyms 5-Amino-2,3-dihydro-1H-indene
    Storage Conditions Store in a cool, dry, well-ventilated place

    As an accredited 5-Aminoindan factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing 5-Aminoindan, 25g: Supplied in a sealed amber glass bottle with tamper-evident cap, labeled with product details and hazard warnings.
    Shipping 5-Aminoindan is shipped in tightly sealed containers, protected from moisture and light, and labeled according to relevant chemical safety standards. It should be transported at room temperature, away from incompatible substances. All packaging complies with regulations for hazardous materials, ensuring safe delivery and handling throughout the shipping process.
    Storage 5-Aminoindan should be stored in a tightly sealed container, in a cool, dry, and well-ventilated area away from direct sunlight and incompatible substances such as strong oxidizing agents. The storage area should be clearly labeled and limited to authorized personnel only. Use proper chemical storage cabinets, preferably with secondary containment to prevent spills. Follow all workplace safety regulations and guidelines.
    Application of 5-Aminoindan

    Applications of 5-Aminoindan in Industrial Manufacturing

    With decades of expertise in specialty aromatics production, we supply 5-Aminoindan to global manufacturers who require consistent purity and technical support for demanding downstream applications. All use cases outlined below are based on proven industry practices observed in key sectors where 5-Aminoindan is an established value-adding intermediate.

    1. Pharmaceutical Intermediate for CNS-Active Compounds

    Leading pharmaceutical companies incorporate 5-Aminoindan as a strategic starting material and amine source for synthesizing central nervous system (CNS)-active molecules, particularly for the manufacture of monoamine oxidase inhibitors (MAOIs). It enters the pipeline at the early heterocyclic assembly stage, offering defined amine reactivity that simplifies downstream transformations. Batch records often require traceability from this precursor to the final API, emphasizing tight adherence to regulatory procedures throughout the process.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice (GMP) for Active Pharmaceutical Ingredients
    • European Pharmacopoeia Monographs (Ph. Eur.) relevant to designated APIs
    • US Food & Drug Administration (FDA) 21 CFR part 210/211 (drugs & intermediates)
    • Japanese PMDA API traceability requirements

    Typical usage ratio

    • Usually 0.5–1.2 molar equivalents per step, adjusted according to stoichiometric needs of the target API and optimized for minimal by-product formation. Precise charge determined by route.

    Downstream process integration

    • Direct introduction during early-stage condensation, cyclization, or selective amination reactions forming a key intermediate scaffold; typically added after solvent charging and prior to catalyst activation.

    Final product types

    • API-grade monoamine oxidase inhibitors (e.g., rasagiline hydrochloride intermediates)
    • Other CNS-focused pharmaceutical actives requiring indan-amine motifs

    2. Fine Chemical Intermediate for Specialty Fragrance Synthesis

    Global fragrance and aroma chemical producers utilize 5-Aminoindan as an aromatic building block in the synthesis of unique cyclic musks and high-value odorants. Specific amination and alkylation steps employ the compound to achieve olfactory structures that are otherwise unattainable with other precursors. Tight inventory control systems govern its use to maintain reproducibility in aroma profiles and ensure compliance with international standards.

    Industry compliance standards

    • IFRA (International Fragrance Association) Standards – Quantitative Traceability and Impurity Limits
    • ISO 9001:2015 Quality Management Systems for aroma chemical manufacturing
    • REACH Registration, Evaluation, Authorisation and Restriction of Chemicals (EU Regulation EC 1907/2006)

    Typical usage ratio

    • Generally 2–7% weight/weight in concentrated formulation steps; final level in end-product highly variable due to dilution in blends. Pilot batches determine exact conversion efficiency before scaling.

    Downstream process integration

    • Added during the formation of cyclic musk precursors, often conjugated to aldehyde or ketone intermediates under controlled temperature and pH to prevent side reactions affecting fragrance notes.

    Final product types

    • Cyclic musks for luxury fragrances and fine perfume compositions
    • Specialty odorants for high-end personal care and household products

    3. Intermediate for Organic Electronic Materials

    Manufacturers in the organic electronics industry use 5-Aminoindan as a key functionalizing agent for indan-based polymers and oligomers, particularly in the development of organic light-emitting diodes (OLEDs) and electroactive resins. The well-defined amine reactivity ensures controlled polymer chain growth and end-group modification, which have a direct influence on the electrical and photophysical properties crucial to device performance and reproducibility. Handling protocols comply with strict documentation for trace analyte verification.

    Industry compliance standards

    • RoHS 2 Directive 2011/65/EU for hazardous substance restrictions in electronics
    • ISO 14001 Environmental Management Systems for electronics production
    • Internal corporate quality standards (e.g., Sony SS-00259, Samsung Eco-Partner Certification) for organic materials

    Typical usage ratio

    • Ranges from 0.3–0.8 mol per repeat unit in polymer backbone formation; process engineers adjust proportion based on target film stability and electrical characteristics.

    Downstream process integration

    • Fed into amination or coupling stages during solution-phase or melt-polymerization processes; some applications require post-polymerization end-capping to control defect density in thin-film construction.

    Final product types

    • OLED emitting layers and charge transport films
    • Active resins for organic thin-film transistors and display panels

    4. Precursor in Agricultural Chemical Synthesis (Plant Growth Regulators)

    Agricultural chemistry producers incorporate 5-Aminoindan during the custom synthesis of indan-derived plant growth regulators, particularly in the elaboration of new aryl-indan scaffolds with enhanced selectivity for horticultural and field crop applications. Syntheses typically leverage the amino group for one-pot cyclization or selective coupling reactions. Downstream labs follow rigorous documentation for auditing active ingredient pathways and maintaining adherence to environmental and agricultural specific standards.

    Industry compliance standards

    • FAO/WHO Specifications for Plant Protection Products (JMPS)
    • US EPA 40 CFR Part 180 pesticide tolerance, registration, and safety rules
    • OECD Guidelines for the Testing of Chemicals (Section 3 and 4 for biocides and effect testing)

    Typical usage ratio

    • Used at 0.8–1.5 molar equivalents, calibrated to the specific synthetic pathway and final regulator concentration desired in the technical concentrate. Field trials may adjust proportions based on crop bioassay data.

    Downstream process integration

    • Introduced during initial nucleophilic substitution or acylation stages; precise addition point governed by the complexity of the desired plant regulator molecule and downstream functionalization requirements.

    Final product types

    • Technical-grade indan-based plant growth regulators
    • Formulated agrochemical concentrates for row and specialty crops
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    Competitive 5-Aminoindan prices that fit your budget—flexible terms and customized quotes for every order.

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    Certification & Compliance
    More Introduction

    Introducing 5-Aminoindan: Real-World Insights from a Chemical Manufacturer

    5-Aminoindan: Deeper Than a Catalogue Entry

    If you step through the corridors of our production facility, you'll see the difference between a specification sheet and the practical challenges behind every molecule. 5-Aminoindan—CAS number 2203-34-7—comes off our lines as a pale, crystalline solid, but the story behind that appearance runs deeper than purity and melting point. Chemists in research and development, both inside our walls and at client labs worldwide, keep turning back to this compound for its unique characteristics and its edge over more well-known building blocks like indan or substituted phenylethylamines.

    Clear Specifications, But True Value Lies in Process Consistency

    Every batch of 5-Aminoindan produced here undergoes scrutiny, not only hitting the high-purity mark (no less than 98%) demanded by advanced synthesis, but retaining minute structural consistency. In practice, reliability across lots determines whether a challenging project moves forward or stalls. Analytical reports matter, but in the real world, a reproducibly clean amine signal on NMR and the pale color after recrystallization build more confidence for a synthetic chemist than any standard form language.

    Where Applications Really Meet the Molecule

    With a primary amine directly on the indan scaffold, 5-Aminoindan shows up most often as a scaffold for targeted synthesis. Academic researchers come looking for it to advance CNS-active drug candidates, since the rigid bicyclic system alters how it interacts with transporters or receptors compared to flexible analogues. Pharmaceutical startups use it to design promising compounds that evade quick metabolic breakdown, and performance chemical labs see it as a starting point for specialty polymers and coatings with enhanced thermal stability. Others in the dye and pigment industry value it for its electron-rich character, serving as a versatile coupling intermediate when standard anilines fall short.

    Critical Differences: 5-Aminoindan vs. Related Compounds

    Much gets lost in the cataloguing of amines. When you put 5-Aminoindan next to its cousins—simple anilines, substituted benzenes, or even 2-aminotetralin—its more rigid, fused structure stands out. This rigidity impacts reactivity: nucleophilic aromatic substitution works differently; cyclization pathways shift; even catalyst choices may turn out otherwise. Several pharmaceutical researchers have brought us problems where standard indanamines led to too much isomerization, or high color body formation in scale-up. Switching to high-purity 5-Aminoindan often meant reducing byproducts and gaining control over downstream steps.

    There’s also a physical difference that goes beyond what melting points or GC purity can reveal. Our QA team regularly fields questions from process chemists—what happens to handling, solubility, and stability after storage? 5-Aminoindan fares well, resisting atmospheric moisture and staying free-flowing in the right packaging. Not all analogues do the same.

    Upstream Challenges: From Bench to Kilo-Scale

    We’ve seen many synthesis pathways for indanamines described in patent literature, but many are ill-suited for real production. Early on, the reduction of indanone oxime using traditional methods created problems: metal contamination, color impurities, or incomplete conversion. After several process improvements and close work between R&D and operations, we narrowed things down to a catalytic hydrogenation that delivers both high yield and a cleaner product. By investing in robust purification—including repeated crystallization and automated chromatography for certain lots—we’ve eliminated many common on-site headaches like extended drying or contamination with higher amines. Reliable kilos, not just grams, keep projects moving at our clients’ pilot plants.

    Analytical Realities: Beyond Purity Numbers

    People care about more than just the number on a COA certificate. Impurity profiling gets real. Over the years, customers have called in with questions on unidentified peaks post-reaction. We dig into side product formation at the source, using both HPLC and advanced NMR analysis, often tracing issues back to upstream reagents from third-party suppliers or to subtle changes in recrystallization solvent. Batch-to-batch transparency and open technical dialogue regularly prevent failed project milestones down the line, especially with tight regulatory reviews in pharma applications.

    Handling and Storage: The Small Details Matter

    A manufacturer’s reputation can hinge on practicalities, not just molecular diagrams. 5-Aminoindan may seem routine, but we’ve learned that solid packing, minimal dusting, and low aromatic contamination make a real downstream difference for bench chemists and plant operators alike. We’ve put resources into bulk packaging that seals off light and humidity. Stable, long-term storage even for opened drums keeps the contents workable, avoiding clumping and material loss. These steps didn’t materialize out of standard protocols but from repeated technical talks with long-standing clients troubleshooting scale-up projects.

    Real-World Uses: From Pilot Plant to Product Shelf

    Once 5-Aminoindan leaves our floor, the range of uses expands. One of the most common requests comes from medicinal chemistry teams developing candidates for neurodegenerative diseases. The core structure offers new SAR avenues, especially when compared to more flexible analogues like phenylethylamine, which tend to degrade or oxidize under similar conditions. Polymer researchers—focusing on high-performance plastics—favor the compound’s rigidity, driving properties like glass transition temperature and mechanical strength higher than with open-chain amines.

    Field reports from dye manufacturers describe fewer off-spec batches due to the more controllable amine group on the fused ring; reactivity windows for subsequent reactions stay tighter, leading to predictable colors and less variation in product runs. This specificity saves time and resources for customers with critical end-use applications, such as automotive or electronic coatings.

    Risk Management: Purity, Traceability, Responsibility

    Any manufacturer carrying 5-Aminoindan on their order books shoulders the burden of strict inventory control and documentation. The value of traceable raw material lots can’t be overstated—especially for our clients in pharmaceuticals and medical research. Whenever there’s a question about anomalous analytical results, pulling complete documentation streamlines root cause analysis and risk communication. We build quality at each stage, supported by digital tracking, so the origin story for every shipment remains accessible, whether lots left the plant last week or two years ago.

    Feedback Loops with Chemists: Real Solutions to Everyday Problems

    Our clients don’t work in isolation, and neither do we. Many innovations in purifying and packaging 5-Aminoindan didn’t stem purely from internal brainstorming but through deep listening to the synthetic chemists who work hands-on with our product. When a research team reported issues with slow dissolution in a critical solvent, our quality team reviewed crystal morphology and adjusted drying protocols, boosting both ease of use and process throughput. Another client flagged trace color residues in scale-up—tracking things back, we pinpointed an environmental factor in the storage area and made real-world changes, not empty promises or finger-pointing.

    Markets and Trends: Where 5-Aminoindan Interests Converge

    Demand for rigid, non-linear amines like 5-Aminoindan has moved beyond just pharmaceuticals. New advances in functional materials, from light-emitting diodes to heat-resistant coatings, drive interest from regions well outside our traditional customer base. Asia and North America see growing clusters of small biotech and specialty chemical companies looking to outpace standard options. These customers focus on the specificity of building blocks, and frequent repeat orders anchor their trust in proven supply chains. Offering timely shipments, consistent purity, and a transparent supply story keeps us as more than just a supplier—they see us as a data-driven partner.

    Continuous Improvement: Evolving with Every New Project

    In chemical manufacturing, every complaint holds a lesson and every successful delivery becomes a benchmark. For 5-Aminoindan, we continually invest in both analytical upgrades and new process controls. Customer audits, both announced and surprise, keep us sharp. Global standards for quality get tougher every year, especially for compounds with potential pharmaceutical use—and those expectations shape our daily reality. Our ongoing partnership with universities and industrial R&D teams creates a feedback-driven development path. This collaborative approach sped up the adoption of greener, less wasteful reduction processes and minimized residual solvent content batch to batch.

    Safety Commitment: A Shared Responsibility

    With its amine group, 5-Aminoindan requires safe handling but allows for relatively straightforward control under standard lab safety protocols. Our team focuses not just on compliance but on active training, scenario analysis, and customer communication about potential hazards. Every shipment includes clear documentation and recommendations for safe storage and disposal, drawn from our actual operating experience rather than generic advice. By closely examining each incident and near-miss in our own operations, we refine those recommendations and pass lessons directly onto our clients.

    Regulations, Audits, and Trust Building

    It’s not enough to meet minimum legal standards; customers expect certainty and transparency at each transaction stage. Because 5-Aminoindan frequently ends up in regulated research or near-commercial pharmaceutical candidates, regulatory documentation becomes routine, not an afterthought. Auditors sometimes request historical production data, impurity profiles, or even site visit records. By preparing comprehensive product dossiers ahead of time, our technical team answers these requests, helping client compliance teams speed up their own approvals. That track record sinks deeper than chasing short-term orders and builds trust with both long-tenured clients and newcomers testing us with trial purchases.

    Knowledge Building: Supporting Research Beyond Delivery

    Innovation using 5-Aminoindan often begins before an order is placed. Researchers contact us for relevant application data, or for case studies on how the molecule has solved synthesis roadblocks. While confidentiality keeps some work under wraps, we regularly publish technical bulletins and real-world troubleshooting tips distilled from years of close customer collaboration. These documents clear up misunderstandings about structural reactivity, handling, and application suitability, keeping project teams informed from brainstorming to commercialization. By facilitating knowledge transfer rather than hoarding know-how, we help the whole industry advance.

    Logistics and Real Delivery Challenges

    Smooth shipping only happens after careful planning. 5-Aminoindan’s physical form makes it more robust than many amine analogues, allowing for safe air or sea transport. Still, challenges arise when exporting to climates with drastic humidity and temperature cycles. Our shipping department goes beyond standard packing guidelines, working directly with logistics partners to avoid transit delays, packaging failures, or regulatory holdups. Clients have called us from customs offices around the globe asking for additional documentation or proof of handling conditions. Our support team pulls these on demand, keeping downtime at bay and protecting research timelines regardless of location.

    Looking Forward: Where We See 5-Aminoindan Headed

    As academia and industry converge on smarter, more targeted therapies and advanced materials, requests for specialized, high-purity intermediates like 5-Aminoindan will likely rise. We continue to monitor fields such as medicinal chemistry and specialty polymers to anticipate next-generation demands. By staying active in supplier networks, technical symposiums, and industry forums, we capture how needs are evolving. That means we invest in scalable manufacturing, real-time analytics, and flexible systems that adapt to both custom and off-the-shelf requirements. Meeting these needs ahead of the curve turns every challenge into an opportunity to perfect both our methods and the value delivered to every client.

    Final Remarks: Real Manufacturing Experience in Every Shipment

    Every shipment of 5-Aminoindan leaving our facility draws on years of accumulated practical experience—solving genuine problems, keeping customer projects on schedule, and driving ongoing improvements. While specification sheets and certificates are important, close relationships with clients and continuous feedback have taught us that success relies on more than technical data. Whether the batch lands in a pharmaceutical lab, a specialty materials pilot plant, or an academic research project, what’s inside that drum reflects real commitments to precision, safety, and transparent partnership. That’s how we carve our reputation in every order, and it’s why chemists continue to choose us as their go-to 5-Aminoindan source year after year.