Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing admin@sinochem-nanjing.com 3389378665@qq.com
Follow us:

5-Bromo-1-Methyl-1H-Indole

    • Product Name 5-Bromo-1-Methyl-1H-Indole
    • Alias 5-Bromo-1-methylindole
    • Einecs 629-257-7
    • 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

    106608

    Chemicalname 5-Bromo-1-Methyl-1H-Indole
    Casnumber 73592-90-6
    Molecularformula C9H8BrN
    Molecularweight 210.07 g/mol
    Appearance Off-white to light brown solid
    Meltingpoint 70-74 °C
    Density 1.53 g/cm³ (estimated)
    Solubility Soluble in organic solvents like DMSO, DMF; slightly soluble in water
    Smiles Cn1ccc2c1ccc(Br)c2
    Inchi InChI=1S/C9H8BrN/c1-11-7-5-6-2-3-8(10)9(6)4-7/h2-5H,1H3
    Pubchemcid 24961914

    As an accredited 5-Bromo-1-Methyl-1H-Indole factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing
    Shipping
    Storage
    Application of 5-Bromo-1-Methyl-1H-Indole

    Applications of 5-Bromo-1-Methyl-1H-Indole in Industrial Manufacturing

    As an integrated manufacturer specializing in indole derivatives, we focus on supplying high-purity 5-Bromo-1-Methyl-1H-Indole to support critical downstream processes. Below, we outline the key industrial applications based on validated manufacturing practices, processing demands, and end-product integration.

    1. Pharmaceutical Intermediates for Antineoplastic Agents

    Active pharmaceutical ingredient (API) manufacturers utilize 5-Bromo-1-Methyl-1H-Indole as a core building block in synthesizing indole-based antitumor drugs, most notably for the development of kinase inhibitors. The compound undergoes enteric coupling and subsequent functionalization during multi-step synthesis of drug substances compliant with regulatory quality benchmarks. Its brominated indole backbone facilitates selective reactivity, serving as a precursor for advanced intermediates in oncology formulations.

    Industry compliance standards

    • ICH Q7 GMP for Active Pharmaceutical Ingredients
    • 21 CFR Part 211 (US FDA cGMPs)
    • European Pharmacopoeia (Ph. Eur.) for related substances
    • US Pharmacopeia (USP), referenced for impurity profiling

    Typical usage ratio

    • 0.12–0.45 molar equivalents per batch (adjusted based on target molecule stoichiometry and process yield optimization); altered based on desired drug substance output and byproduct minimization

    Downstream process integration

    • Introduced in initial heterocycle coupling or Suzuki–Miyaura cross-coupling stage
    • Isolated during mid-stage after selective halogen exchange or functional group insertion
    • Monitored via HPLC for residual starting material prior to final API crystallization

    Final product types

    • Kinase inhibitor drug substances (e.g., investigational or commercial antitumor active ingredients)
    • Preclinical pharmacological candidates
    • Regulated pharmaceutical intermediates supplied for contract development and manufacturing organizations (CDMOs)

    2. Agrochemical Synthetic Intermediates

    Leading crop protection manufacturers incorporate 5-Bromo-1-Methyl-1H-Indole for the synthesis of indole-derived herbicides and plant growth modulators. Its reactivity profile aids in stepwise introduction of substituents critical for target-specific agrochemical actives. The compound enters multi-stage processes under controlled reaction parameters to maintain compliance with quality and residue directives relevant for large-scale agrochemical production.

    Industry compliance standards

    • FAO/WHO specifications for pesticide active ingredients
    • ISO 9001:2015-certified quality management system
    • European REACH (Registration, Evaluation, Authorisation and Restriction of Chemicals)
    • OECD guidelines for the testing of chemicals (batch analysis, impurity limits)

    Typical usage ratio

    • 0.22–0.38 molar equivalents per synthesis route, calculated on the basis of targeted herbicide or regulator framework; adjusted based on byproduct formation control

    Downstream process integration

    • Charged during initial indole scaffold construction in aromatic substitution or amidation step
    • Undergoes catalytic transformation and is monitored via GC or LC-MS until consumption and downstream purification
    • Serves as a functionalized intermediate for subsequent chlorination or oxime formation steps

    Final product types

    • Selective herbicide actives for pre- and post-emergence applications
    • Indole-type plant growth regulators
    • Intermediate bulk chemicals for custom agrochemical synthesis

    3. Organic Electroluminescent Material Synthesis

    Manufacturers in the electronic materials sector use 5-Bromo-1-Methyl-1H-Indole to access functionalized intermediates required for the assembly of organic light-emitting diode (OLED) materials. The compound’s halogenated indole ring supports high selectivity during coupling and polymerization required in the controlled production of hole-transport or emissive layers within organic electronic devices.

    Industry compliance standards

    • RoHS Directive (2011/65/EU) for electronic components
    • IEC 62474: Material Declaration for Products of and for the Electrotechnical Industry
    • ISO 14001: Environmental Management for Electronic Manufacturing
    • JIS C 61000: Electromagnetic compatibility standards for organic devices

    Typical usage ratio

    • 5–20% by mole in pre-polymer blends or intermediate mixtures; proportion tailored per device architecture and emission efficiency requirements

    Downstream process integration

    • Used during initial monomer functionalization in Suzuki or Buchwald–Hartwig amination protocols
    • Participates in polymer backbone construction or as a precursor for small-molecule OLED emitters
    • Products are purified via gradient column chromatography before device fabrication

    Final product types

    • Organic emissive layer materials for displays and lighting panels
    • Indole-based hole-transport compounds in multilayer OLEDs
    • Specialty electronic intermediates for electrophotographic applications

    4. Synthesis of Advanced Dyes and Pigments

    Producers of specialty dyes and pigments rely on 5-Bromo-1-Methyl-1H-Indole for constructing indole-derived chromophores. The material plays a key role in multistep syntheses yielding high-stability agents utilized for technical printing inks and high-performance colorants. Stringent process and purity control maintain conformance with international colorant standards.

    Industry compliance standards

    • EN 71-3:2019 (Safety of toys, migration of certain elements for inks)
    • ISO 9001:2015 (Quality management system for colorant manufacturing)
    • ISO 12460-5:2015 (Pigment purity and migration testing)
    • REACH Annex XVII (Restriction of hazardous substances in pigments)

    Typical usage ratio

    • 0.08–0.25 molar equivalents per dye synthesis; scale alteration dependent on pigment type and chromophore extension needs

    Downstream process integration

    • Reacted during initial step of indole ring extension or direct azo-coupling for dye precursor formation
    • Purified by recrystallization or preparative chromatography
    • Blended in further condensation to adjust hue and stability profile

    Final product types

    • Technical printing inks for industrial and security printing
    • High-durability pigments in coatings
    • Colorants for specialty polymers and advanced packaging

    5. Building Block for Specialty API Reference Standards

    Certified reference standard producers apply 5-Bromo-1-Methyl-1H-Indole in the preparation of structural analogs and impurity reference materials supporting pharmaceutical method development and analytical QC. Stringent documentation and traceability requirements demand use of well-characterized batch materials, ensuring reliable reference spectra and chromatographic signatures in regulated laboratories.

    Industry compliance standards

    • ISO 17034:2016 (General requirements for the competence of reference material producers)
    • ISO/IEC 17025:2017 (Testing and calibration laboratories accreditation)
    • ICH Q3A/B (Impurities in New Drug Substances and Products)
    • USP General Chapter <11> (Reference standards)

    Typical usage ratio

    • 1–10 mg per reference standard batch; scaled depending on targeted impurity levels and analytical demand

    Downstream process integration

    • Dosed during preparative-scale synthesis of specific reference impurities
    • Undergoes conversion via targeted halogenation/debromination or methylation steps
    • Purified to ≥99.5% purity, followed by complete spectral characterization and documentation

    Final product types

    • Certified impurity reference materials for pharmaceutical analysis
    • Pharmacopoeial secondary standards
    • Synthetic analogs for research and development QC labs
    Free Quote

    Competitive 5-Bromo-1-Methyl-1H-Indole 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 admin@sinochem-nanjing.com.

    We will respond to you as soon as possible.

    Tel: +8615371019725

    Email: admin@sinochem-nanjing.com

    Get Free Quote of Sinochem Nanjing Corporation

    Flexible payment, competitive price, premium service - Inquire now!

    Certification & Compliance
    More Introduction

    Unlocking the Value of 5-Bromo-1-Methyl-1H-Indole in Modern Research

    Meeting the Demands of Innovation

    Fresh discovery depends on materials that deliver exactly what scientists need. 5-Bromo-1-Methyl-1H-Indole stands out in every kit for its balanced structure, flexibility in synthesis, and consistency where it matters most: in the lab. This indole derivative turns up often in pharmaceutical research, agrochemical development, and even in material science applications. The unique methyl group at the N1 position and bromine at position five make this molecule a key intermediate where selectivity and reactivity are prized. Batches can sometimes look very similar from product to product, but chemists who have worked with different sources say not all stand up to repeated use. Small impurities, batch inconsistency, or sluggish supply chains can slow down entire projects. Reliable access to a stable, top-quality sample means less troubleshooting and more actual research.

    Pure Chemistry, Powerful Results

    Every chemist learns early on that purity is not just a number on a sheet—it directly shapes lab results. Impurities, even at low levels, can throw off reactions or cloud product isolation. The best 5-Bromo-1-Methyl-1H-Indole products arrive with high chemical purity, typically exceeding 98%, ensuring reproducibility in sensitive syntheses. For work involving pharmaceutical targets or potential API development, minor contaminants matter. Clean material simplifies downstream purification and minimizes risk to both the research process and future scale-up. It’s not about one-upmanship—it’s about setting up every experiment for dependable success.

    What Sets 5-Bromo-1-Methyl-1H-Indole Apart?

    Simple tweaks to a molecule can lead to big shifts in how it behaves. The methyl group at the N1 position of this indole changes both solubility and reactivity compared with standard indole or its unsubstituted bromo analogues. This particular arrangement helps researchers dive into selective alkylation, cross-coupling, and various Grignard reactions. Anyone who’s ever worked with a plain indole or simple bromoindole knows how fiddly some indole chemistry can become: unwanted side products, low yields, or difficult purifications are frequent headaches. By contrast, N-methylation in this structure can help suppress unwanted tautomerism and improve shelf stability for lab storage—big perks, especially in med-chem settings where time and sample integrity can make the difference between a successful run and wasted effort.

    Balancing Innovation and Practicality

    Academic chemists and industry formulators alike count on intermediates that stay reliable across dozens of trials. In the crowded world of indole derivatives, 5-Bromo-1-Methyl-1H-Indole often wins out for that rare mix of cost-effectiveness and performance. Compared to similar molecules—say, 5-Bromoindole—this compound generally brings fewer handling issues and a more predictable impurity profile. From early hypothesis testing to late-stage optimization, its consistent melting point and color let skilled hands notice problems before they become failures. Some researchers say switching from similar reagents with varied substitution patterns can cut down on re-work and wasted resources, all without paying a premium for exotic precursors.

    Supporting Advanced Synthesis

    The future of medicine and materials depends less on theoretical breakthroughs than on finding hands-on, repeatable pathways. 5-Bromo-1-Methyl-1H-Indole serves as a strong building block for constructing elaborate heterocycles and spiro frameworks—classes of structures closely tied to real health breakthroughs and crop protection agents. Its profile makes it a go-to choice for Suzuki and Stille cross-couplings, in part because the electron-rich methylated nitrogen atom helps steer selectivity during catalyzed reactions. Compared with unsubstituted indoles or less robust brominated variants, this compound makes purification simpler, yields higher, and optimization less drawn out. This can’t be ignored in high-throughput labs, where time means money and reproducibility means credibility.

    Model Qualities Chemists Appreciate

    It’s one thing to pick a reagent for a single step; it’s another to make it a mainstay in a synthetic campaign. 5-Bromo-1-Methyl-1H-Indole’s shelf stability, low sensitivity to air and moisture, and predictable melting point help keep work flowing smoothly. You can often spot veterans who have run dozens of variants: they steer toward products with sharp melting points and clear batch records—hallmarks of a supplier that cares about process control. Handling characteristics set this compound a notch above many analogues. It doesn’t tend to clump or degrade, and packaging in light-protective containers keeps browning to a minimum. Repairs to glassware and wasted columns go down, and teams can focus on exploration instead of damage control.

    Frequently Reported Uses and Applications

    A quick review of recent literature shows real traction in pharmaceutical scaffold libraries, advanced functional material synthesis, and even agricultural product prototypes. 5-Bromo-1-Methyl-1H-Indole works in everything from peptide mimicry to dye precursor construction. A few pharmaceutical labs have published improved syntheses of kinase inhibitors and anti-inflammatory agents using intermediates built off this framework. At the same time, university research pushes into organic electronics and sensor development, where the stability of the methylated indole skeleton gives an edge in prototype devices. Small biotech startups and larger corporations both want building blocks that allow quick modification—this compound fits nicely into that strategy, letting medicinal chemists compare analog series without extra headaches around inconsistent starting materials.

    Physical Profile, No Surprises

    Consistency from bottle to bottle means fewer surprises at the bench. Typical lots present as off-white to pale tan crystalline powders, easy to handle with standard techniques. The molecular formula, C9H8BrN, and a molecular weight of about 210 g/mol, anchor its identity. Melting points expected near 84–87°C give a quick practical check for incoming quality. If you’ve ever cracked open a bottle of a related compound and found weird colors or sticky textures, you know that shipping and storage really matter. Solid indoles can, in some cases, pick up water or brown at the edges when left open too long; careful packaging and batch labeling keep those risks low, which is part of why the right product feels different in real-life use. Data sheets might state these details, but only direct use over weeks and months really reveals which suppliers keep their promises.

    Quality Goes Beyond the Label

    Tough research challenges tend to expose weaknesses in raw material sourcing. Scientists who have used substandard 5-Bromo-1-Methyl-1H-Indole know the frustration of variable purity, unexpected side product peaks, or inconsistent batches. Each round of HPLC or melting point checks eats into project time, and downstream processes don’t always forgive starting material flaws. Experienced chemists swap stories about cutting a project’s troubleshooting phase simply by switching to a trusted, high-purity source. Documentation shouldn’t just tick boxes for GMP; it should give peace of mind with traceable, transparent quality control. That builds trust in every subsequent step, from pilot-scale runs to regulatory filings.

    Ease of Incorporation in Multistep Synthesis

    Anyone who has worked on a complex multistep route appreciates the difference between intermediates that “just work” and those that constantly require patching. 5-Bromo-1-Methyl-1H-Indole’s unique reactivity enables selective C–C and C–N bond formation that can be difficult or messy with plainer indoles. Researchers report better yields and fewer purification cycles than with alternative bromoindoles that lack the N-methyl group. For teams advancing projects under tight timelines and lean budgets, every step saved or failed reaction averted avoids delays and lets groups focus on advancing knowledge, not managing material setbacks.

    Handling and Safety Considerations

    While no starting material replaces good laboratory technique, people appreciate compounds that behave predictably. 5-Bromo-1-Methyl-1H-Indole shows low volatility under standard conditions, doesn’t emit dangerous fumes, and rarely sparks issues with common lab plastics. This predictability earns it a place in undergraduate teaching labs as well as high-stakes industry pilot plants. Allied safety protocols still matter—nitrile gloves, fume hoods, and routine exposure checks—but it’s clear which products cut down on headaches linked to decomposition or problematic handling.

    Supply Reliability in a Global Market

    Supply hiccups can derail promising projects. Teams working across different time zones and regulatory regimes need a steady pipeline of essential intermediates. For several years, researchers have experienced supply interruptions with backbone aromatic and heterocyclic compounds due to raw material shortages and logistical tie-ups. Trusted sources for 5-Bromo-1-Methyl-1H-Indole have ramped up to meet global demand, investing in better packaging and transparent batch records. Reports from both industry and academia point out how delays caused by inconsistent suppliers can pile on weeks of lost progress—an expensive risk few teams can afford.

    Meeting Challenges in Sustainability

    Lab-scale chemistry doesn’t operate in a vacuum. Every gram of starting material ties into broader questions about responsible resource use and green chemistry. Recently, several suppliers have made inroads with cleaner manufacturing routes for 5-Bromo-1-Methyl-1H-Indole, cutting back on hazardous byproducts and improving waste management. Not every improvement gets trumpeted, but savvy research groups track whether their most-used chemicals match modern expectations for environmental impact and process safety. These changes matter when research shifts toward pilot-scale or commercial production, and choosing robust products that align with higher standards pays dividends in credibility and cost down the line.

    Practical Differences from Other Indole Derivatives

    On paper, several indole derivatives share similar core skeletons, but hands-on work reveals stark differences. 5-Bromo-1-Methyl-1H-Indole distinguishes itself by both methyl group introduction and controlled halogenation. That methyl group does more than tweak reactivity; it affects crystallinity, solubility in organic solvents, and downstream functionalization options. Projects that struggled with polymerization or low yield using 5-Bromoindole frequently find improvement by switching to this compound. Meanwhile, compared with fully unsubstituted options, the predictability of this intermediate streamlines route design for both liquid and solid-phase synthesis. Small details, rigorously tested, can make or break a team’s strategy.

    What Real-World Experience Shows

    Years of combined laboratory experience underline that consistent, honest chemical sourcing wins out over price-focused shortcuts. Teams rotating between suppliers end up burning more time double-checking data, repeating controls, and managing delays from backorders or rejected batches. Even one off-specification lot can halt screening campaigns, invalidate costly assays, or throw pipeline predictions out of sync. Organizations that invest in transparent, feedback-driven supplier relationships for crucial compounds like 5-Bromo-1-Methyl-1H-Indole see better long-term returns in both scientific output and operational stability. That sort of strength underpins trust, not just among wet-chemists, but throughout a project team.

    Pathways to Better Solutions

    No compound solves all emerging research needs single-handedly. Challenges still come up—batch consistency issues, storage-related degradation, or confusion over regulatory or shipping paperwork crop up even with reputable suppliers. Direct feedback loops between end-users and producers keep quality on track: lab notebook notes, roundtable reviews, and open channels for reporting issues pay off. Real progress happens when suppliers respond to the creative challenges chemists face, revising routes to minimize impurities or improving lid design for easier access and fewer spills. Research teams taking a proactive role in post-purchase feedback help lift collective standards, not just for current batches, but for improved products down the road.

    Focusing on Real Needs in a Crowded Market

    5-Bromo-1-Methyl-1H-Indole may not carry fanfare, but for scientists seeking real results, it’s an anchor for numerous projects. Its clear advantages compared to plain indoles or other bromo-substituted analogues have won over experts in fast-moving fields where mistakes cost weeks and missed deadlines can spell the end of funding. Every laboratory manager and research supervisor juggles the same demands: cost discipline, reproducibility, easy integration with existing protocols, and a tailwind from consistently solid materials. In these areas, this compound offers real value. Building the next big breakthrough often starts with choosing the right foundation—and with so much riding on daily results, that choice makes more of a difference than any glossy flyer or data sheet can show.