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

Chloro(Chloromethyl)Dimethylsilane

    • Product Name Chloro(Chloromethyl)Dimethylsilane
    • Alias Chloromethylchlorodimethylsilane
    • Einecs 213-898-6
    • 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

    416884

    Cas Number 1719-57-9
    Molecular Formula C3H8Cl2Si
    Molar Mass 147.09 g/mol
    Appearance Colorless liquid
    Boiling Point 108-109 °C
    Density 1.085 g/mL at 25 °C
    Refractive Index 1.4320 at 20 °C
    Melting Point -74 °C
    Flash Point 22 °C (closed cup)
    Vapor Pressure 16 mmHg at 25 °C

    As an accredited Chloro(Chloromethyl)Dimethylsilane factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing 500 mL amber glass bottle with a PTFE-lined cap, labeled with hazard warnings for Chloro(Chloromethyl)Dimethylsilane and handling instructions.
    Shipping Chloro(Chloromethyl)Dimethylsilane must be shipped in tightly sealed containers under a dry, inert atmosphere, due to its flammability and reactivity with water. Packaging should comply with hazardous materials regulations, labeled as a corrosive, toxic, and flammable liquid. Protective measures must prevent leaks, and transport must adhere to all relevant safety guidelines.
    Storage Chloro(Chloromethyl)dimethylsilane should be stored in a tightly sealed container under an inert atmosphere, such as nitrogen or argon, to prevent moisture or air exposure. Keep in a cool, dry, well-ventilated area, away from incompatible substances like water, strong oxidizers, acids, or bases. Store in a dedicated flammables cabinet, and label containers clearly with proper hazard warnings.
    Application of Chloro(Chloromethyl)Dimethylsilane

    Applications of Chloro(Chloromethyl)Dimethylsilane in Industrial Manufacturing

    As a direct manufacturer, we supply Chloro(Chloromethyl)Dimethylsilane to meet the rigorous demands of advanced chemical synthesis across multiple industrial sectors. Its chemical reactivity and compatibility with organosilicon, polymer, and specialty material production underpin its value in process-specific downstream functions.

    1. Silicone Polymer Intermediates for High-Performance Elastomers

    Producers of high-temperature-resistant silicone elastomers incorporate Chloro(Chloromethyl)Dimethylsilane as a key co-monomer in controlled hydrosilylation. Its chloromethyl and dimethylsilane groups allow for defined crosslinking and side-chain modification in the polymer matrix. Quality assurance for these elastomer systems depends on precise organochlorosilane handling and proper integration under moisture-controlled conditions to prevent prematuring hydrolysis and ensure batch uniformity.

    Industry compliance standards

    • ISO 9001:2015 for quality management in chemical manufacturing
    • REACH Regulation (EC) No 1907/2006 for raw material registration and safe handling
    • ASTM D5892 for silicone elastomer raw materials
    • EU Regulation No 1272/2008 on Classification, Labelling, and Packaging (CLP)

    Typical usage ratio

    • Ranges from 0.5% to 2.5% by weight in pre-polymer feedstock, adjusted according to desired crosslink density and mechanical properties

    Downstream process integration

    • Charged during prepolymer blending, prior to introduction of platinum catalyst for hydrosilylation
    • Handled and dosed in anhydrous closed systems to limit HCl formation

    Final product types

    • Silicone gaskets for automotive and aerospace applications
    • Heat-resistant cable insulations
    • High-durability membrane sheets
    • Specialty industrial sealants

    2. Silylation Agent for Pharmaceutical Synthesis

    Process chemists in pharmaceutical manufacturing use Chloro(Chloromethyl)Dimethylsilane as an efficient silylating agent for protecting hydroxyl and amine functional groups during multi-step synthesis. Its selectivity in introducing silyl groups supports downstream deprotection and purification. Strict control over stoichiometry and reaction temperature prevents hydrolysis, while residue limits in APIs require validated removal strategies in final steps.

    Industry compliance standards

    • ICH Q7 GMP for active pharmaceutical ingredient production
    • USP <823> General Chapter for synthetic process reagents
    • 21 CFR Part 211 (US FDA cGMPs)
    • Ph. Eur. monographs where silylated intermediates are listed

    Typical usage ratio

    • Usually 1.05 to 1.2 equivalents per functional group targeted for protection; excess adjusted for moisture content and side-reaction profile

    Downstream process integration

    • Added directly in the organic phase under inert atmosphere
    • Quenching with methanol and subsequent extraction steps

    Final product types

    • Protected nucleoside intermediates
    • Masked amino acid derivatives
    • Silyl-protected APIs subjected to final deprotection before formulation
    • Advanced intermediates used in specialty bulk drugs

    3. Surface Functionalization in Advanced Ceramic Manufacturing

    The fine ceramics industry relies on controlled silanization, where Chloro(Chloromethyl)Dimethylsilane attaches functional silane groups to ceramic particle surfaces. This treatment modulates surface energy, promotes dispersion in polymer matrices, and enhances compatibility in sol-gel routes or advanced composites. Stringent moisture exclusion is observed to avoid premature side reactions, and all formulations undergo surface free energy testing and compatibility checks before batching.

    Industry compliance standards

    • ISO 20507:2014 for fine ceramics (advanced ceramics, advanced technical ceramics) definitions and characterization
    • ASTM C373 for water absorption in ceramics
    • RoHS Directive 2011/65/EU for restricted substances
    • Customer-specific QMS protocols for dispersant and additive management

    Typical usage ratio

    • Between 0.2% and 1.2% mass of total ceramic filler, dependent on surface area and target hydrophobicity/hydrophilicity

    Downstream process integration

    • Applied during slurry or dispersion preparation, under nitrogen or argon, prior to spray-drying or sintering

    Final product types

    • Silane-modified ceramic powders for electronics
    • Adhesive-active ceramic matrix composites
    • Functional fillers for epoxy formulations
    • Reinforced technical ceramics for mechanical components

    4. Coupling Agent in Glass Fiber and Textile Finishing

    Glass fiber producers utilize this chlorosilane compound as a coupling agent to chemically graft organosilicon groups onto fiber surfaces. The silane promotes improved dispersion in polyester, polyamide, and epoxy matrices, thus enhancing interfacial adhesion and composite mechanical strength. Handling guidelines emphasize vapor control and direct addition in controlled humidity environments to minimize hydrolysis and preserve coupling functional groups.

    Industry compliance standards

    • ISO 9001:2015 certification for quality management
    • EN 14021 for glass fiber reinforced plastics
    • OSHA 29 CFR Part 1910.1000 for airborne exposure limits in fiber plants
    • Customer-specific composite material qualification systems

    Typical usage ratio

    • From 0.1% to 0.6% silane by glass fiber mass; dosing based on final sizing composition and targeted surface coverage

    Downstream process integration

    • Incorporated in the sizing bath during fiber drawing or post-drawing spray treatment
    • Dried in staging ovens at < 120°C for optimal organosilane grafting

    Final product types

    • Glass fiber rovings and mats for epoxy pultrusion
    • Glass textile reinforcements for wind energy blades
    • Fiberglass in automotive composite body panels
    • Electrical insulation tapes and fabrics

    5. Intermediate in Agrochemical Active Ingredient Synthesis

    Agrochemical formulators produce certain organosilicon-modified active ingredients through selective functionalization with Chloro(Chloromethyl)Dimethylsilane. This intermediate step imparts greater stability and tailored hydrolytic properties to the final crop protection agents and enhances up/downstream formulation compatibility. Raw material enters the main synthesis train before final product condensation. Batch records support full traceability for regulatory submission.

    Industry compliance standards

    • FAO/WHO Manual on Development and Use of FAO and WHO Specifications for Pesticides
    • EPA CFR Title 40 Part 158 for pesticide registration
    • ISO 17025 for laboratory quality in analytical verification
    • GLP (Good Laboratory Practice) for synthesis and QC steps

    Typical usage ratio

    • Usually from 0.7 to 1.5 equivalents per targeted functional group, adjusted by specific synthetic route and target molecule

    Downstream process integration

    • Reacted in the active ingredient synthetic sequence prior to final formulation blending
    • Residues analyzed in finished technical concentrate to ensure compliance with MRLs (maximum residue levels)

    Final product types

    • Organosilicon-based herbicide formulations
    • Silane-boosted insecticidal concentrates
    • Customized wettable powder actives
    • Long-residual fungicidal agents

    6. Crosslinking Additive for Advanced Epoxy Resins

    Industrial composite manufacturers leverage the bifunctional chlorosilane as a crosslinking agent in advanced epoxy resin systems. Reactivity with terminal epoxy or hydroxyl groups increases network density, resulting in thermal and chemical resistance suitable for electronics potting and engineered adhesive applications. Process-specific handling protocols ensure consistent reactivity by staged addition relative to curing agents to control exotherm potential and avoid premature gelation.

    Industry compliance standards

    • IEC 61249-2-21 for materials used in printed circuit boards
    • UL 94 for flammability of plastic materials
    • RoHS Directive for hazardous substance restrictions in electronic components
    • ISO 14001 for environmental management and handling of specialty chemicals

    Typical usage ratio

    • Added at 0.15% to 0.7% of total resin formulation, depending on target crosslink density and dielectric property requirements

    Downstream process integration

    • Dosed into resin masterbatch prior to final mixing and curing
    • Dosing controlled by in-line viscosity and thermal analysis to optimize processability

    Final product types

    • High-end PCB protective encapsulation compounds
    • Adhesive systems for aircraft interiors
    • Thermally stable, chemically resistant industrial potting materials
    • Advanced structural composites for electronics
    Free Quote

    Competitive Chloro(Chloromethyl)Dimethylsilane 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

    Introducing Chloro(Chloromethyl)Dimethylsilane: Direct from the Manufacturer

    Our Experience with Chloro(Chloromethyl)Dimethylsilane

    Every day, at the production site, our team works with a range of silicon-based compounds that support everything from advanced materials processing to specialty coatings. Among these, Chloro(Chloromethyl)Dimethylsilane stands out for its strong reactivity and reliable performance in synthesis pathways. Working directly with this silane-based organochlorine product, we get to see up close how it fits into industrial routines, research labs, and large-scale chemical processes—real use cases that demonstrate its importance.

    Our manufacturing line focuses on the highest degree of control for each batch of Chloro(Chloromethyl)Dimethylsilane. Small variations, even at trace levels, will change the downstream reactivity or performance in end-use processes. We take contamination seriously. By maintaining sealed reactors and specialized jacketed glassware, we manage thermal and moisture control in every drum. Precise handling reduces hydrolysis or side-product formation. We fill every drum under a nitrogen blanket, reducing the possibility of uncontrolled moisture contact.

    The product is commonly designated by the formula C3H8Cl2Si. Production batches target a purity above 98%. Careful fractional distillation and direct transfer into halogen-resistant containers mean laboratories and manufacturers depend on the consistency of our product. This silane bridges the gap between simple methylchlorosilanes and more functional chlorosilanes. The structure includes both a chloromethyl and a dimethylsilicon framework—this unique arrangement determines its downstream utility.

    Why Chloro(Chloromethyl)Dimethylsilane Matters in Synthesis

    Chemists often reach for this compound as a building block in organosilicon chemistry, polymers, and special coatings. The chemical reactivity provided by its two chlorines—one directly on silicon, the other on a methylene group—enables selective substitution. This is not just theoretical design; feedback from users in resin production and pharmaceutical intermediates shows that they value this control.

    Most of the requests we receive aren’t from those chasing the highest throughput. Instead, customers value how minor alterations to the silane structure affect the end product. Because both the dimethyl and chloromethyl arms react at different rates, process engineers and synthetic chemists gain flexibility in downstream modification. A simple methylchlorosilane can’t match the same adjustment possibilities.

    The chloromethyl group offers unique cross-linking properties. It provides sites for nucleophilic substitution, either to introduce new functionalities or to link silane units into larger siloxane networks. This is distinct from standard dimethyldichlorosilane, which lacks the secondary reactivity. By maintaining tight process control, we help downstream users avoid trace impurities that interfere in these substitution reactions.

    Polysiloxane elastomers and silicone rubbers often require specific cross-link points or surface modifications. Specialty silanes like this one can install reactive groups on silicone chains, expanding material performance. In our experience supplying this product, elastomer producers report improved tear strength and controlled surface energy. In coatings and primer manufacturing, the compound serves as a link to organic polymers that need stable silicon-carbon bonds.

    Comparing Our Silane to Other Chlorosilanes

    Direct interaction with resin formulators and polymer chemists clarifies the differences between this compound and others in our catalog. Trimethylchlorosilane, for instance, lacks the same chloromethyl function, making it less useful for later derivatization. Dimethyldichlorosilane has two Si-Cl bonds but no opportunity for side-chain functionalization. Tetramethylsilane, while more volatile, offers hardly any sites for further reaction—mostly used as NMR standards, not for downstream chemical construction.

    Chloro(Chloromethyl)Dimethylsilane slots into industrial routes that require staged reactivity. The extra chloromethyl group enables a stepwise buildup—not all reactions stop at the simple hydrosilylation or hydrolysis. As the manufacturer, we often answer detailed questions about these design choices, pointing out that introduction of the methylene chloride allows for controlled anchoring of molecules onto glass, silica, or certain organic polymers. This makes the product stand apart from the somewhat blunter reactivity profile of dichlorosilanes.

    Purity matters here. Many third-party sellers blend aromatic solvents or utilize recycled byproduct silanes, which can introduce hydrolyzable impurities or discolor the final resin. Over years of feedback, we’ve worked to balance reaction throughput and product cleanliness. Some of our older production lines originally allowed for wider tolerance, but experience with downstream fouling and color instability prompted a process overhaul.

    Handling and Long-Term Stability Refined by Manufacturer Experience

    Working with high-purity silanes means adopting tight controls at every step. Chloro(Chloromethyl)Dimethylsilane reacts promptly with water and must be kept tightly sealed. Our workers wear full gloves and face protection. Regular instrumentation checks screen for possible leaks. A single exposure to atmospheric humidity can trigger decomposition to hydrochloric acid and siloxane byproducts. In our experience, a sealed transfer system makes a measurable difference—a lesson learned early on after several small incidents of fume release.

    Storing the drum in cool, dry spaces protects product integrity. Over the last decade, we’ve adopted container coatings and inner liners that cut down corrosion and off-gassing. As the producer, we understand the full life of a drum—from clean-room filling through to its last drop emptied in a customer’s reactor. Users who attempt to handle intermediates without this level of care end up with yellowed, degraded, or unsafe material.

    Our regular customers appreciate direct advice. No repackaging from warehouse to warehouse—we ship in the sealed, nitrogen-purged drums that left our quality lines. We know exactly how many days a drum can remain in outdoor storage before performance drops. Sometimes, we’ll expedite colder shipments in the peak of summer, based on direct warehouse experience. We rarely see that level of logistics from bulk resellers.

    Supporting Quality and Traceability at Scale

    With a direct role in manufacturing, we track each drum back to the precise reactor and lot. Any sign of off-spec material gets documented and quarantined. Our technical team worked persistently to improve trace detection of residual acid and organic byproducts, knowing these can disrupt resin formation or lead to cleaved interface bonds in hybrid materials. A distributor doesn’t have this level of control—or accountability.

    The goal is a clean reaction profile. In the last round of technical reviews, we found that even low ppm levels of byproduct free acid were leading to downstream corrosion in glass-lined steel reactors. Careful inspection, instrument upgrades, and new in-line washing protocols reduced this substantially. Users benefit by getting material that supports not just the intended chemistry, but also the mechanical protection of their infrastructure.

    Our plant challenges us to evaluate every raw material source. Hydride contamination in upstream methylchlorosilanes, for instance, can cause spontaneous polymerization. We’ve added multi-step vacuum purging and upgraded storage tanks to handle even edge-case risks. These quality changes rarely get noticed outside production circles, but synthetic chemists and process engineers do see fewer unpredictable outcomes.

    The Real-World Impact in Research and Industry

    We have watched new research surface that shows how organosilicon intermediates like Chloro(Chloromethyl)Dimethylsilane have changed the way hybrid organic-inorganic materials are built. Several polymer labs have published about using the compound for advanced block copolymer synthesis where reaction selectivity matters. Our discussions with R&D groups indicate a preference for silanes that can easily introduce further modifications. The chloromethyl arm creates possibilities that plain methyl or simple dichloro structures cannot match.

    Glass and ceramics processing plants that buy direct from us describe better adhesion in specialty coatings for optical surfaces. The chloromethyl group introduces points for coupling agents, tightening the chemical link between glass and resin layers. On the battery and electronics side, this silane helps fabricate organo-silicon surfaces with increased protective resistance. The demand for tighter control over these characteristics has only grown as devices shrink and performance standards rise.

    Supporting Responsible Use and Sustainability

    Part of responsible manufacturing involves minimizing off-waste and improving the handling of hazardous intermediates. Chloro(Chloromethyl)Dimethylsilane production generates acidic off-gas streams that, if not controlled, can pose environmental risk. Over the last decade, we invested in state-of-the-art scrubbing towers, cutting emissions to negligible levels. The process integrates closed-system washing so that process workers experience less exposure and our wastewater carries lower contaminant load.

    The silane field increasingly emphasizes lifecycle management. We’ve redesigned packaging to reduce drum disposal waste. Instead of heavy-metal lined barrels that are hard to recycle, most containers rely on new composite polymer barriers. This change arose from both practical plant safety inspections and ongoing conversation with users handling disposal. As the originator, it falls on us to set the quality and safety tone.

    Worker training also makes a difference. Our site managers conduct regular drills and update protocols after every near-miss. Not only does this create safer conditions on-site, but our lead chemists directly consult with user groups to spread best practice—even sharing design specs for improved local exhaust extraction. It has taken years of experience to perfect this, learning from both internal incidents and feedback from industry partners.

    Partner Experience and Direct Technical Support

    Drawing on two decades of steady production, we often find ourselves in technical meetings, solving practical issues directly with users—sometimes right down to reaction vessel selection. Process optimization isn’t a desk exercise. Often, performance differences trace back to real details: drum design, pressure relief settings, or line flushing protocols.

    By working alongside customers as a direct manufacturer, we’ve shortened troubleshooting cycles. Polymer researchers looking to maximize conversion rates in new siloxane networks rely on precise reagent configuration. Direct QA feedback shortens response times—the lab calls us, not a reseller. Fixes and adjustments can be implemented at the plant level. On more than one occasion, this hands-on role has turned potential recalls into routine, quiet fixes with no product interruption.

    With our technical team stationed at the production site, we resolve detailed queries from users, whether in organosilicon surface modification, specialty glass functionalization, or advanced elastomer compounding. This hands-on approach has built lasting trust. Product modifications, custom drum sizes, and process guidance all stem from field feedback, processed directly by those who make the product every week.

    Solutions Rooted in Factory and Laboratory Experience

    From the raw chloromethyl feedstock to final product drums, each step reflects years of accumulated expertise. Improvements in safe degassing, moisture control, and container technology point to an evolving field. Sometimes, customers demand even higher purity or specialty dilutions. Our labs respond by adjusting fractional distillation runs or by customizing stabilization steps to customer recipes—an approach only possible for a direct manufacturer.

    As the science and engineering around organosilicon chemistry advances, the possibilities for Chloro(Chloromethyl)Dimethylsilane evolve as well. The product enables chemists to scale up reactions without jumping through hoops at the stage of functional group introduction. The process starts in our plant, not in a logistics warehouse.

    Direct partnership means collaborative data-sharing: actual QC lots, impurity fingerprints, stability data, and open case histories—supporting decisions in research and production. We share not just specifications, but our own operational solutions. This has helped address bottlenecks tied to hydrolysis sensitivity, impurities, or downstream reaction efficiency.

    Building the Future with Hands-on Manufacturing

    For companies and labs searching for more than transactional chemical supply, true value lies in a provider who understands process from reactor to application. Our experience with Chloro(Chloromethyl)Dimethylsilane spans practical safety, diverse synthetic routes, and hands-on support as new uses emerge. The partnership starts in production and continues through each use case, drawing on continuous improvement and real-world insight forged on the plant floor.