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4-Azaindole

    • Product Name 4-Azaindole
    • Alias 4-Azanindole
    • Einecs 211-815-4
    • Mininmum Order 1 g
    • Factory Site Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing
    • Price Inquiry sales7@sinochem-nanjing.com
    • Manufacturer Sinochem Nanjing Corporation
    • CONTACT NOW
    VTB
    Specifications

    HS Code

    576915

    Cas Number 2835-39-4
    Molecular Formula C7H6N2
    Molecular Weight 118.14
    Iupac Name 1H-pyrrolo[3,2-c]pyridine
    Appearance Off-white to light yellow powder
    Melting Point 123-127°C
    Boiling Point 330°C
    Density 1.23 g/cm3
    Solubility In Water Slightly soluble
    Smiles c1ccc2[nH]ccnc2c1
    Inchi InChI=1S/C7H6N2/c1-2-6-5(3-1)7-8-4-9-6/h1-4,8H
    Synonyms Pyrrolo[3,2-c]pyridine, 4-azaindole

    As an accredited 4-Azaindole factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing A 25g amber glass bottle labeled "4-Azaindole, ≥98%," features hazard symbols, lot number, and manufacturer details; securely sealed.
    Shipping 4-Azaindole is shipped in tightly sealed containers made of compatible materials to prevent contamination and moisture ingress. It is typically packaged under inert atmospheres, such as nitrogen, and labeled according to regulatory standards. Shipping complies with local and international regulations for hazardous chemicals, ensuring safe and secure transport.
    Storage Store 4-Azaindole in a tightly sealed container in a cool, dry, and well-ventilated area, away from direct sunlight, moisture, and incompatible substances such as strong oxidizing agents. Keep it at room temperature and protect it from physical damage. Properly label the storage container and ensure compliance with local safety and chemical storage regulations.
    Application of 4-Azaindole

    Applications of 4-Azaindole in Industrial Manufacturing

    As a direct manufacturer with mature synthesis and strict QC for 4-Azaindole, we supply this advanced heterocyclic intermediate to key industrial sectors that require proven reliability and batch consistency in demanding downstream organic synthesis. Our material supports pharmaceutical, agricultural, pigment, and specialty chemical producers in their next-generation product pipelines. Detailed below are the main application scenarios verified in real-world industrial settings.

    1. Pharmaceutical API Synthesis: Kinase Inhibitor Development

    4-Azaindole serves as a building block for targeted kinase inhibitors, supporting discovery and scale-up of oncology and inflammation drugs. Molecule design teams apply this scaffold to improve selectivity and metabolic stability, integrating it into core structures via Buchwald-Hartwig, Suzuki, and other cross-coupling methodologies for API manufacturing. The strict requirements of the pharmaceutical sector necessitate exacting traceability, detailed impurity control, and continual documentation of batch genealogy from raw material input through to finished dose forms.

    Industry compliance standards

    • ICH Q7 GMP for Active Pharmaceutical Ingredients
    • US FDA 21 CFR Part 210/211
    • EU EudraLex Volume 4 GMP
    • Relevant USP/Ph. Eur. monographs (where applicable for downstream actives)

    Typical usage ratio

    • 0.2–2.5 molar equivalents per process batch; exact loading determined by medicinal chemistry design and target API structure
    • Adjusted based on route efficiency and desired yield after functionalization

    Downstream process integration

    • Entered during heterocycle coupling stages and cyclization steps in multi-stage API synthesis
    • QC-released directly into GMP synthesis reactors under validated cleaning procedures

    Final product types

    • Small-molecule kinase inhibitors (oral and injectable forms)
    • Development-stage pharmaceutical intermediates and pilot-scale APIs
    • NCE (New Chemical Entity) candidates for clinical pipelines

    2. Crop Protection Actives: Agrochemical R&D

    Innovators in agroscience utilize 4-Azaindole as a key heterocyclic intermediate when synthesizing next-generation herbicides and fungicides. Its unique nitrogen configuration plays a pivotal role in modulating activity against resistant weed and fungal strains, supporting the extension of patent life and actives differentiation. This requires batch-to-batch consistency that ensures biological test reliability and optimal downstream performance in field trials and final product formulation.

    Industry compliance standards

    • FAO/WHO technical material specifications (JMPS)
    • ISO 9001:2015 Quality Management Systems (raw material traceability for actives)
    • REACH Regulation (EC) No 1907/2006 (EU market entry)
    • OECD Good Laboratory Practice (GLP) for R&D

    Typical usage ratio

    • 10–30% w/w in the heterocycle precursor charge; optimized per each synthetic route targeting core structure modification
    • Modified based on specific biological screening results for new compound libraries

    Downstream process integration

    • Introduced at core heterocyclic condensation phase in small-batch chemical pilot labs
    • Milestone-upscaled for kilo-lab or semi-bulk process validation prior to field formulation

    Final product types

    • Early-stage herbicide and fungicide technical concentrates
    • Patent-pending crop protection actives for registration dossiers
    • Formulated water-dispersible granules and suspension concentrates

    3. Organic Electronics: OLED Material Intermediates

    Specialty electronic manufacturers employ 4-Azaindole for constructing advanced hole-transport and electron-transport materials within organic light-emitting diode (OLED) devices. The electronic configuration of the nitrogen-rich ring system advances charge-mobility properties, ensuring color purity and device longevity. This application emphasizes ultrapure grades, constant analytical verification, and integrated documentation for trace elemental and residual solvent controls.

    Industry compliance standards

    • RoHS Directive 2011/65/EU for electronics raw materials
    • ISO 9001/14001 (environmental and quality systems compliance)
    • IECQ HSPM QC 080000 (Hazardous Substance Process Management)
    • In-house customer material specification sheets (device-specific)

    Typical usage ratio

    • 1–8% w/w per batch in precursor combinations for emitter and charge-transport layer materials
    • Varied according to OLED stack design, layer thickness, and required energy gap

    Downstream process integration

    • Used in initial coupling or cyclization stages of arylamine or fused aromatic intermediate synthesis
    • Fed into high-purity reactor trains with continuous distillation/purification modules

    Final product types

    • OLED intermediate compounds for device manufacturers
    • High-purity charge-transport and emission-layer precursor materials
    • Custom heterocycle-based intermediates for display R&D

    4. Pigment and Dye Precursor Production

    Industrial dye and pigment formulators select 4-Azaindole for synthesizing specialty colorant intermediates, especially in high-performance coloring agents for fibers, plastics, and printing inks. The heterocyclic backbone modifies chromophore architecture, lending specific tone-shift and solubility enhancement favoring niche application requirements such as heat stability and light fastness demanded in technical textiles and specialty packaging.

    Industry compliance standards

    • REACH (EC) No 1907/2006 for raw materials in colorants
    • ISO 14001 Environmental Management Systems (effluent control)
    • Oeko-Tex Standard 100 (acid and disperse dye safety for textiles where downstream used)
    • Customer-declared Azo pigment and heavy metal restriction requirements

    Typical usage ratio

    • 3–15% of initial colorant batch mass, depending on desired chromophore modification and final hue intensity
    • Levels adjusted by in-process spectrophotometric QA feedback

    Downstream process integration

    • Charged in ring-construction or functionalization stage under controlled exothermic conditions
    • Monitored for residuals and byproduct color stability prior to downstream blending or filtration

    Final product types

    • Specialty organic pigments for polymer masterbatches
    • Saturated and unsaturated fabric dyes for technical yarns and nonwovens
    • Colorant intermediates used in UV-cure and solvent-based inkjet inks

    5. Fine Chemical Synthesis: Academic and Industrial Research

    Leading academic institutes and fine chemical R&D units order 4-Azaindole for use as a customizable scaffold in the targeted synthesis of new heterocyclic frameworks, tailored ligands, and reference analytical standards. The high reactivity of the molecule’s indole core with additional nitrogen offers chemists a springboard for creating new compounds with applications in metallo-organic catalysis, molecular probes, and structure-activity relationship (SAR) studies. This market values consistent purity and reliable COA documentation over mass volume supply.

    Industry compliance standards

    • ISO/IEC 17025 for analytical reference material traceability
    • GLP compliance for laboratory process standards
    • Institutional safety guidelines (individual organization’s chemical use policy)
    • Custom internal QC and risk assessment protocols for specialty applications

    Typical usage ratio

    • Variable: 0.05–10 mmol per reaction, predefined by experimental design and downstream purification demands
    • Adjustment based on targeted number of synthetic steps and yield optimization trials

    Downstream process integration

    • Weighing and addition under drybox or Schlenk-line conditions for water/air-sensitive transformations
    • Engaged at the nucleophilic substitution or palladium-catalyzed coupling stage in custom heterocycle synthesis

    Final product types

    • Reference standards for analytical laboratories
    • Metal-ligand complexes for catalysis and sensor development
    • Customized heterocyclic precursors for further academic publication or patent drafts
    Free Quote

    Competitive 4-Azaindole prices that fit your budget—flexible terms and customized quotes for every order.

    For samples, pricing, or more information, please call us at +8615371019725 or mail to sales7@sinochem-nanjing.com.

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    Email: sales7@sinochem-nanjing.com

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    Certification & Compliance
    More Introduction

    Reliable Performance of 4-Azaindole: Our Commitment as Chemical Manufacturers

    Introduction: What 4-Azaindole Means in Practical Chemistry

    At our plant, every batch of 4-Azaindole comes to life under the careful hands of technicians who understand how small changes make or break a project downstream. Chemists know this molecule by its molecular formula C7H6N2, and it stands out for its fused pyrrole and pyridine rings with a nitrogen atom at the four position. Our team has seen 4-Azaindole become a crucial intermediate in so many research projects, especially in pharmaceuticals where structure outruns ordinary indole scaffolds.

    What attracted our process development group to 4-Azaindole over a decade ago was its promise in kinase inhibitor research. Early collaborations with academic labs showed us how this heterocycle opens up new routes in medicinal chemistry. Our operators saw firsthand how difficult purity levels above 98% were to reach, and they solved a number of difficult purification bottlenecks before our current process yielded a consistent, crystalline product.

    Proven Specifications Shaped by Years in Production

    Direct feedback from our partners in both pharma and materials science shaped how we refine and package every batch. Our 4-Azaindole is produced as an off-white to pale beige powder, free of colored contaminants that signal oxidative damage or process shortcuts. High-performance liquid chromatography and NMR data guide each stage, and our quality control group insists on a purity threshold above 98% before release.

    Humidity and trace metals hamper bioassay work, so our cleaning teams inspect every piece of glassware with a keen eye for sodium and iron residues. Analytical teams monitor for all known process impurities—down to 0.2%—since trace by-products skew downstream syntheses, especially those involving palladium-catalyzed couplings. Product moisture stays below 1% thanks to hours spent tweaking drying cycles.

    Why Our 4-Azaindole Stands Apart from Other Grades

    After supplying thousands of kilograms in the past decade, we understand how seemingly small differences in impurity profile define our reputation. Some commercial samples on the market contain indole or azaindole positional isomers that fall outside critical construction of drug candidates. Our synthetists operate under a detailed validation plan so each lot falls within a tight melting point range of 120-124°C, reducing batch-to-batch variability for users in scale-up environments.

    We refuse to cut corners on analytical verification. Several competing products tend to be contaminated with colored tars or are reprocessed to disguise actual process errors. Our samples are drawn from the heart of each batch, not just the surface, and subjected to in-depth LC/MS and GC analyses. This level of scrutiny takes time, but consultations with industrial clients convinced us that even minor, unflagged byproducts can halt an entire screening campaign.

    From the beginning, our teams took special care in managing solvents and isolation parameters to forestall formation of halogenated or oxidized impurities—byproducts that complicate scale-up, especially for those working under GMP or seeking early clinical API supplies.

    How 4-Azaindole is Used Across Diverse Research Fields

    Chemists contact us from lead optimization teams to materials laboratories. In modern medicinal chemistry, 4-Azaindole’s nitrogen ring system brings unique hydrogen bonding and stacking behavior. Lead discovery groups tell us their need for this scaffold stems from the ability to fine-tune kinase selectivity and potency; the pattern of nitrogen atoms influences not just reactivity but also metabolic profiles in living systems.

    Our product finds its way into exploratory syntheses where the classic indole ring cannot deliver selectivity or target engagement. Many synthetic chemists working with our powders use them as starting blocks for annulation or cross-coupling reactions, which build up more complex molecules. More than a few major kinase inhibitor candidates started life in our drying ovens, shipped out in amber flasks, and emerged in publications and patents soon after.

    Pharmaceutical researchers cite strong interest in non-peptide inhibitors and protein–protein interaction stabilizers that include the azaindole core. Biotech startups integrate our material into probe development for cell-based target validation. We also notice interest from agrochemical innovation teams; the core sometimes improves bioavailability or resists metabolic breakdown in crop protection compounds.

    Beyond pharmaceuticals, 4-Azaindole episodes play out in material science. Our conversations with advanced functional materials groups include requests for this building block because of its capacity to introduce photoluminescent properties in novel polymers and dye systems. The fused-ring system translates into tunable electronic and absorption features, aspects that organic electronics researchers prize.

    Addressing Technical Challenges with 4-Azaindole

    Our technical managers have seen just about every handling question emerge: issues with solubility, stability under specific synthetic conditions, or anomalous TLC results. Over time, a transparent relationship with our research partners paid off. One group working on N-alkylation described exothermic challenges at higher loadings; our process engineers collaborated directly to recommend staged addition and pre-cooled solvents, which solved their scale-up bottleneck.

    On a practical level, 4-Azaindole holds up well in the presence of most standard organic solvents. The ring system sometimes suffers from sluggish reactivity in direct C–H functionalization, so chemists seeking rapid cross-coupling applications often optimize by introducing activating groups first. Working alongside these researchers, our technical teams gather feedback and share relevant literature, streamlining both synthesis and the troubleshooting of unexpected byproducts.

    Environmental and safety questions occupy just as much of our daily thinking. Our operations receive regular scrutiny for waste solvent recovery and effluent treatment, not just to tick regulatory boxes but because mismanagement at the manufacturing stage transfers hidden risks to our customers’ downstream handling. Our senior chemists design alternate mother liquor work-ups and adjustment protocols to minimize residual contaminants and exposure issues.

    Quality Assurance and User Guidance Rooted in Real Production Experience

    Quality doesn’t stop with the certificate of analysis. As a manufacturer, we think about the long-term reliability that customers require for both discovery and process chemistry. Our QA department tests retention samples years after the initial batch shipment, checking for signs of degradation or polymorphic conversion. We’ve reworked packaging based on customer input—moisture barriers, nitrogen purges—to help clients operating in variable humidity.

    Users appreciate direct advice: store 4-Azaindole at room temperature but avoid sunlit benchtops, since prolonged exposure can yellow the powder or introduce trace degradation products. Repeatedly opening the original bottle may allow moisture introduction, even with silica gel in the packaging. We urge users to quickly re-cap and, if possible, draw from the main bottle into an inert-atmosphere secondary vessel for longer-term use.

    We learned early the value of batch consistency. With clients advancing candidates through preclinical and pilot plant phases, even subtle differences in impurity spectra affect outcome predictions. Frequent conversations with process chemists give us practical insight into which characteristics actually impact performance, guiding our continuous improvements.

    Key Considerations in Scalability and Regulatory Compliance

    Scaling up from milligram vials to multi-kilo drums uncovers practical headaches that traders and resellers rarely mention. On our site, operators adjust vacuum, stirring speed, and temperature cycles based on real-time feedback. Direct observations at several hundred liters reveal solvent retention issues and side-reaction profiles not visible in literature-scale syntheses.

    Our regulatory team follows the state of global chemical registration closely. Obligations change by market, from REACH-compliance for European shipments to specific toxicological reporting needed for Japanese or US importers. We maintain a full audit trail for all sourcing and process steps, so customers can trust that each kilogram arrives with regulatory paperwork in order.

    Health and safety advisors monitor dust-control protocols and respirator protection by reviewing every handling procedure in person. Employees develop a practical sense over years—smells, pressure swings, glass color changes—these early warning signs safeguard both our people and the product quality our customers expect.

    Collaborative Relationships Build Reliable Results

    Over time, we built trust with industry partners not through marketing, but by picking up phones and troubleshooting together. Several research groups told us how impurity spikes threw off key assays or compromised scale-up runs. In response, we began offering cross-validation samples and a rolling retest policy for any concerns that arise during storage or in complex syntheses.

    We treat every inquiry as a potential collaboration, not simply as a sales transaction. Our chemists and technical support group regularly exchange protocols, optimizing procedures based on real experimental data, not canned advice. This willingness to engage deeply with user challenges sets us apart from non-manufacturing suppliers focused on price rather than reliability.

    The Real-World Impact of 4-Azaindole in Chemistry Innovations

    Today, customers use our 4-Azaindole as a stepping stone to breakthrough compounds and insights. Publications arising from our material span kinase inhibitor discovery, molecular probe development, and exploratory photonic materials. Some compounds developed with our 4-Azaindole have advanced into clinical phases or intellectual property filings, bringing real-world benefits in human health and technology innovation.

    Materials scientists continue to explore new applications, including optoelectronic polymers and advanced coatings, where the unique core of 4-Azaindole tailors both chemical reactivity and solid-state properties. We regularly learn alongside these innovators, adapting our own production and packaging strategies as they push the boundaries of what the molecule can accomplish.

    Continuous Improvement Drives Our Mission

    No batch of 4-Azaindole leaves our facility without a close look at customer feedback and evolving industry needs. Every year, we invest in reactor upgrades, analytical equipment, and employee continuing education. Our technical and commercial teams value the insights gained from decades of hands-on production, using practical lessons to refine our processes for greater purity, batch consistency, and predictable performance.

    With each new project, we aim to deliver more than just a spec-compliant product. By providing 4-Azaindole that holds up in demanding research and process environments, we serve a broad spectrum of innovators, from pharmaceutical teams racing against disease targets to material scientists working on tomorrow’s electronic devices.

    Looking Forward: Real Manufacturer Support for Real Chemistry

    We believe that great science depends on material you can trust. Our production and support teams work shoulder-to-shoulder with researchers to solve their challenges from the ground up—never offering off-the-shelf solutions, but tuning every aspect of our product and service based on what works in the field.

    By sharing the practical realities of 4-Azaindole synthesis, handling, and use, we stay accountable to every customer, from established pharmaceutical giants to academic innovators. The stories that come back to us—successes, failures, surprises—drive us to keep improving and to champion the level of quality and reliability we know makes a difference.