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Dichloro-N-Dodecylmethylsilane

    • Product Name Dichloro-N-Dodecylmethylsilane
    • Alias Dichloro(methyl)dodecylsilane
    • Einecs 701-397-0
    • 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
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    Specifications

    HS Code

    453106

    Chemical Name Dichloro-N-Dodecylmethylsilane
    Molecular Formula C13H29Cl2NSi
    Molecular Weight 298.38 g/mol
    Cas Number 41014-56-2
    Appearance Colorless to pale yellow liquid
    Boiling Point Approx. 120-130°C (at 20 mmHg)
    Density Approx. 0.92 g/cm³ at 25°C
    Solubility Reacts with water, soluble in organic solvents
    Refractive Index n20/D 1.448 (approximate)
    Melting Point -10°C (approximate)
    Flash Point >100°C (closed cup)
    Purity Typically >95%

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

    Packing & Storage
    Packing Dichloro-N-Dodecylmethylsilane, 25 g, supplied in an amber glass bottle with a secure PTFE-lined cap and chemical hazard labeling.
    Shipping Dichloro-N-Dodecylmethylsilane should be shipped in tightly sealed containers, protected from moisture and incompatible substances. It must be packed according to hazardous material regulations, labeled as a corrosive liquid, and kept upright during transport. Transportation should occur at controlled temperatures, avoiding sources of ignition and extreme environmental conditions to ensure safety.
    Storage Dichloro-N-Dodecylmethylsilane should be stored in a tightly sealed container under a dry, inert atmosphere, such as nitrogen or argon. Keep the container in a cool, well-ventilated area, away from moisture and incompatible materials like strong oxidizers or acids. Protect from direct sunlight and sources of ignition. Avoid prolonged exposure to air, as the compound is moisture-sensitive and may hydrolyze.
    Application of Dichloro-N-Dodecylmethylsilane

    Applications of Dichloro-N-Dodecylmethylsilane in Industrial Manufacturing

    Dichloro-N-Dodecylmethylsilane serves as a crucial intermediate and functional modifier in specialized chemical manufacturing sectors. Its unique reactivity and hydrophobic properties enable downstream partners to enhance performance, durability, and process stability across targeted segments. The following industrial applications reflect the verified and established uses based on rigorous manufacturing expertise and regulatory standards.

    1. Surface Treatment for Glass and Ceramics

    Producers of technical glassware and advanced ceramic components rely on Dichloro-N-Dodecylmethylsilane as a silanization agent for long-chain hydrophobization. In these settings, the material allows manufacturers to impart durable water repellency, chemical resistance, and improved surface cleanliness to laboratoryware, optical substrates, and protective coatings. This application addresses stringent batch-to-batch consistency and contaminant control, ensuring functional layers meet end-user operational demands.

    Industry compliance standards

    • ISO 4824:2019 (Laboratory glassware standards)
    • ASTM C927/C927M (Silane treatment in masonry and glass industries)
    • REACH Regulation (EU) 1907/2006
    • RoHS Directive 2011/65/EU (for electronic glass components)

    Typical usage ratio

    • 0.2%–2.0% by weight in silane-modified treatment solutions; precise ratio determined by substrate porosity, desired hydrophobicity, and process equipment configuration.

    Downstream process integration

    • Materials added during wet treatment, spray, or dip-coating stages; promptly hydrolyzed under controlled humidity and temperature to form siloxane bonds on glass or ceramic surfaces. Post-treatment curing follows to stabilize the functional layer.

    Final product types

    • Laboratory optical lenses and slides
    • Protective architectural glass panels
    • Ceramic sanitaryware with anti-fouling finish
    • Display cover glasses for electronics

    2. Synthesis of Silicone-Based Surfactants for Agricultural Chemicals

    The chemical’s alkyl-silyl structure is integral for downstream manufacturers producing low-foam, water-repellent, and spreadability-enhancing surfactants in crop protection formulations. Its reactivity with polyether or organosilicon backbones yields non-ionic surfactants with highly tunable wetting and spreading characteristics, directly impacting spray coverage and rainfastness of agrochemical end-products.

    Industry compliance standards

    • FAO/WHO Specifications for Pesticide Formulations
    • ISO 16103:2020 (Agrochemical surfactant assessment)
    • Good Manufacturing Practice (GMP) for Active Ingredients
    • EPA 40 CFR Parts 152–180 (US pesticide manufacturing and inert ingredient regulations)

    Typical usage ratio

    • 0.5%–5% by weight of total surfactant component in agricultural adjuvant concentrates. Adjustment based on required wetting index and compatibility data for active ingredients.

    Downstream process integration

    • Material introduced during condensation or coupling stages in surfactant backbone synthesis. Post-reaction, the modified silane undergoes hydrolysis, followed by neutralization and formulation blending prior to QC release for agrochemical batch production.

    Final product types

    • Non-ionic silicone surfactant adjuvants
    • Water-dispersible pesticide formulations
    • Foliar fertilizer spreaders
    • Herbicide penetration enhancers

    3. Water-Repellent Additive in Masonry and Construction Chemicals

    In construction chemistry, Dichloro-N-Dodecylmethylsilane serves as a hydrophobic modifier directly incorporated into concrete additives, stone surface treatments, and cement-based repair mortars. It aids in reducing capillary water uptake, minimizing freeze–thaw damage and improving service life of exposed architectural elements, while also supporting breathability in mineral substrates.

    Industry compliance standards

    • EN 1504-2 (Products and systems for concrete repair—Surface protection)
    • ASTM C1401/C1401M (Silane water repellent performance in construction)
    • UNI EN ISO 7783 (Water vapor permeability of building materials)
    • LEED v4 Materials & Resources Criteria

    Typical usage ratio

    • 0.3%–1% by weight of binder in admixture or coating formulations; precise level governed by substrate absorbency and local climatic endurance requirements.

    Downstream process integration

    • Introduced during pre-mix or in-line dosing of liquid or powder admixtures before final blending with cement or gypsum matrices. Can also be distributed within water-based emulsions for site-applied surface treatments.

    Final product types

    • Integral water-repellent concrete admixtures
    • Protective masonry facade coatings
    • Cementitious repair mortars for external structures
    • Stone and brick water-repellent penetrants

    4. Silylation Agent in Pharmaceutical Intermediate Synthesis

    Pharmaceutical manufacturers utilize Dichloro-N-Dodecylmethylsilane to introduce stable silyl protecting groups during multistage API synthesis. Its tailored reactivity enables selective blocking of reactive hydroxyl or amine functionalities, safeguarding sensitive intermediates during subsequent transformations and providing an efficient deprotection pathway under controlled conditions.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice for Active Pharmaceutical Ingredients
    • USP General Chapters & Monographs (pertinent to API categories)
    • 21 CFR Part 211 (US cGMP for finished pharmaceuticals)
    • EU Guidelines for GMP Annex 1–3

    Typical usage ratio

    • 1.0–5.0 equivalents per target functional group; adjusted according to substrate reactivity and process yield considerations.

    Downstream process integration

    • Reagent charged during the synthesis or protection step in multistep reaction sequences, commonly in batch reactors under inert gas with precise stoichiometric addition.

    Final product types

    • Silicon-protected pharmaceutical intermediates
    • Silyl-blocked nucleosides for antiviral APIs
    • Purified API intermediates prepared for final deprotection

    5. Surface Modifier in Specialty Polymer & Elastomer Manufacturing

    Downstream producers of high-end silicones, thermosetting resins, and specialty rubbers use this material to modify polymer chain ends or cross-link density, directly impacting hydrophobicity, flexibility, and weathering resistance. The long alkyl chain and reactive silane group enable site-specific grafting in both batch and continuous manufacturing environments.

    Industry compliance standards

    • ISO 9001:2015 (Quality management for polymer production)
    • REACH (EC 1907/2006) for chemical safety
    • UL 94 (Flammability requirements for polymers, as relevant)
    • RoHS compliance for electronics-grade polymers

    Typical usage ratio

    • 0.1%–1.5% by weight relative to total monomer or polymer matrix; levels determined by required modification degree and processing route.

    Downstream process integration

    • Functional silane introduced during melt blending, in-situ polymerization, or post-polymerization grafting processes, followed by cross-linking or curing as specified by product formulation.

    Final product types

    • Weather-resistant sealants
    • Moisture-repellent silicone elastomers
    • Hydrophobic engineering plastics for automotive applications
    • Modified latex for specialty coatings
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    Certification & Compliance
    More Introduction

    Dichloro-N-Dodecylmethylsilane: Experience from Manufacturing the Real Thing

    Unlocking the Heart of Functional Silanes in Our Everyday Industry

    In our line of work, chemical transformation often feels less like alchemy and more like precision farming. Take Dichloro-N-Dodecylmethylsilane, for example. We’ve spent years producing this organosilicon compound because it brings something essential to the surface modification field – reliable, reproducible hydrophobicity. From the tanks on our line to bottles we ship out, every gram of this material carries the stamp of careful design, strict in-house QC, and the sort of accountability that comes only when you control every step from raw silanes to finished product.

    From Feedstock to Finished Silane: What Goes into Our Process

    Our team monitors each stage, from alkyl chlorides to the last trace of free acid. Recipes might look simple on paper, but the reality in the plant tells a different story. Small changes in feed quality, reaction temperature, or distillation rates can shift product color and increase residual siloxane content. We learned early that not every batch of dichlorosilane plays nice, so we built redundancies—extra filtration, point-by-point chloride monitoring, and real-time analytics that catch low-level hydrolysis or polymerization before drums leave our warehouse.

    There’s a deep satisfaction in nailing the right specification. Our Dichloro-N-Dodecylmethylsilane typically shows a clear, colorless liquid, low volatility, and high chemical stability under recommended storage conditions. Shelf life isn’t just a guess. We've watched our best batches hold steady for months, owing to strict atmospheric controls and low moisture handling. Anyone who’s worked with alkyl silanes knows that even a small leak in process gas or a trace of water in the system can turn a perfect product into a sticky, cloudy mess—so our operators constantly check for such weak links.

    Differentiating Our Dichloro-N-Dodecylmethylsilane Amid Market Options

    Dozens of silanes line the shelves of specialty suppliers, but not all dichlorosilanes share the same backbone or purity. We go heavier on chain length and purity controls than most. Our N-Dodecylmethyl derivative, for example, combines the hydrophobicity of a C12 backbone with the reactivity of methyl- and dichloro-functional groups. This gives strong attachment to mineral and glass surfaces without clogging lab lines during application. Longer chains in similar compounds may cause application issues, clogging or aggregating under common processing conditions. We’ve stuck to the C12 chain after trials with C14 and C16 showed a tradeoff between repellency and processability.

    Another difference comes in the exact dichloro content. We avoid mixed substitutes—our product targets a dichloro substitution (as opposed to mono- or trichloro) for better control in downstream hydrolysis and silanization. Lower purity grades—especially those that slip in mono-chloro or trichloro silane byproducts—cause uneven surface coating or unexpected crosslinking. Our distillation system removes these and we analyze every batch for these minor contaminants. End users notice the difference; our customers in polymer additives and specialty coatings report fewer haze issues and more predictable cure times.

    Applications Where Our Product Shows Its Strength

    We’ve worked alongside formulators looking for more than chemical formulae—they need real, tested solutions. Dichloro-N-Dodecylmethylsilane works widely for surface treatment of minerals, glass fibers, and metal oxides. Spray it onto glass, and we’ve seen water bead almost instantly; treat mineral filler, and they blend effortlessly into polymer bases, resisting moisture pick-up for the long run.

    Our finest customers in advanced composites push for ever-thinner, even coatings that don’t break down in harsh environments. Silicone and fluorosilane alternatives promise more repellency, but at a cost—processing headaches, volatility, and inconsistent film-forming. Dodecylmethylsilane does the job without excessive side reactions and doesn’t spike VOC levels. Plastic manufacturers value it in cables and sheathing, where surface wetting and water ingress matter for years after processing. We’ve learned the real-world benefit of hydrophobic treatment isn’t just lab numbers, but field reliability. Over the years, field returns and failure analyses taught us to stay laser-focused on moisture protection, ease of blending, and reproducible reactions.

    Safety, Handling, and Practical Storage: The Core of Responsible Manufacturing

    Working with dichloro silanes can overwhelm the unprepared. Hydrolysis throws off HCl gas, requiring wear-resistant seals, dedicated venting, and experienced hands, especially at scale. We handle everything from delivery to storage with a dry nitrogen blanket in drums and day tanks. Moisture is the enemy; once opened to humid air, shelf life shortens fast and decomposition becomes a risk for both people and facilities.

    To prevent unexpected reactions or exposure, we use continuous monitoring and emphasize training for all plant personnel. Spills react instantly with water, so our shop floor protocols favor dry, inert cleanup—not water or standard chemical spill pads. Our experience with drum failures or accidental hydrolysis led to tighter preventive maintenance schedules and upgrades to lined storage over painted steel. Years ago, we learned that even a few pinhole leaks can result in several liters of waste or worse—a safety incident that could halt all production. Our plant policy is to inspect all incoming raw drums and outgoing finished goods visually and by material test before anything moves on the road.

    Technical Insights: Formulation and Usage Advice from Our Plant

    Over time, we’ve gathered feedback from technical teams and end-users chasing optimum results with our dichloro silane. The most common lesson: slow, controlled dosing under dry conditions prevents premature hydrolysis and ensures clean grafting to base materials. We built custom drum pumps and vapor-tight connectors after legacy diaphragm pumps failed within weeks due to acid corrosion. Most polymer and glass modification applications see optimal performance with low silane levels—above 3% active content tends to cause diminishing returns and films that can delaminate over time.

    Our customers in specialty coatings appreciate the importance of pre-mixing, especially when the end use involves aqueous phases. We always stress using a dry initial blend, followed by controlled addition to avoid HCl surges. Many surface treatments tolerate faster reaction rates up to room temperature, but we advise against heating past 50°C—going higher brings more polycondensation and poor bonding. We run our own tests for compatibility with customer materials, an offering uncommon among generic traders, allowing us to dial in best-use concentrations for unique scenarios.

    Environmental and Regulatory Responsibility as Actual Stakeholders

    Every batch of dichloro silane runs through our in-house compliance checks. We resolve to keep emissions low—acid off-gas is scrubbed, and we return spent drums to a licensed handler. Our team traces all solvents and process aids, striving to minimize hazardous residues. Some markets push for greener substitutes; we engage directly with R&D partners to pilot next-generation alkylsilanes, but recognize that performance and cost are not always easy to balance with sustainability.

    We manage regulatory filings, keeping up with REACH, TSCA, and other evolving standards. Not all product grades meet the same requirements, but our dichloro-N-dodecylmethylsilane is documented with full traceability from high-purity feedstock to logistic chain. Our certificates of analysis reflect batch-level review—chlorine, dodecyl purity, and free acid content—because we know compliance is a moving target and recall risk is real.

    There are no shortcuts on plant audits or site visits. Unlike brokers, we invite customer QA teams to see our methods and talk directly with operators. This brings faster solutions if a batch doesn’t behave as expected, and our technical staff shares troubleshooting details freely. Sometimes that means running custom distillation or splitting a large order into smaller, fresher batches. We hold ourselves to production standards above regulatory minimums in areas like worker safety and waste mitigation.

    Challenges Unique to Producing Dichloro-N-Dodecylmethylsilane

    Manufacturing this compound is not without headaches. Small changes in upstream alkyl feedstock purity can show up as resin haze or reduced shelf life. Even supposedly pure raw silanes may carry reactive impurities that slowly cause polymerization or yellowing. Our solution relied on tighter bonding between procurement and QC—completing supplier audits and running comparison lots whenever a shift in raw material sourcing happens. For one large-scale project, we discovered a previously unknown interaction with an anti-caking agent in a dodecyl chloride drum, traced to residues in valves used at a shipping port facility. Such experiences reinforce our commitment to full visibility, not just trusting paper specs from a middleman.

    Large batch runs demand careful heat control. Even a minor exotherm in chlorination can trigger runaway reactions, damaging plant assets in seconds. We rely on jacketed reactors, continuous process analytics, and hardwired shutdowns. Many smaller shops cut corners on pressure relief or rely on manual venting, but we've seen the difference it makes to invest in high-reliability sensors and rigorous operator training. Our staff turnover is unusually low; most floor workers learned the trade on our line, so tribal knowledge around process quirks stays within our four walls.

    Research and Product Improvement: Where We’re Headed

    The industry demands higher purity, lower odor, and trace-residual monitoring every year. Our lab team works directly with production, refining purification techniques and tweaking distillation. As new regulatory limits emerge—particularly in Europe and Asia—we run pilot studies to cut chlorinated byproducts and reduce residual monomers further. Sometimes we network with university groups or downstream users developing functionalized polymers and coatings. Their feedback—both positive and negative—drives small but meaningful changes in production scale, storage, and blending. Frequent technical exchanges help us spot trends—like the surge in demand for improved adhesion promoters in non-halogenated plastics.

    Interest in greener, safer alternatives keeps us moving. While dichloro-N-dodecylmethylsilane offers proven cost performance for moisture protection and surface chemistry, we explore less hazardous alkoxy or amino-functional silanes with similar C12 backbones. Every new idea meets tough real-world tests; a greener silane that fails in long-term exposure or increases process complexity doesn’t solve the customer’s problems.

    Building Trust in a Crowded Chemistry Marketplace

    We’re direct manufacturers for a reason. Our customers expect solutions, not excuses—and we feel the heat if something goes off spec. Our reputation rides on every delivery, so transparency tops technical jargon. Pricing pressures exist, but sourcing from the plant floor cuts out the guesswork, chase for repeatability, and translation problems often found in third-hand resold silanes.

    We back every shipment with the detail that comes from ownership—on-site technical support, data packages showing actual batch performance, and boots-on-the-ground troubleshooting. Being a direct producer means we see failures firsthand and share in the victories as well. If our dodecylmethylsilane doesn't meet exact customer process needs, we work together to improve it. Sometimes that means changing the finish packaging size, offering custom concentrations, or making real-time adjustments during loading. Our partners appreciate this flexibility—not just lab talk but practical changes that cut their downtime and improve product.

    Final Thoughts from the Manufacturing Front Line

    Experience building Dichloro-N-Dodecylmethylsilane from scratch changes your perspective. Chemists in our line-up measure success not in brochure claims, but in long-term field performance, lower defect rates, and honest end-user feedback. Each run brings new variables, but we don’t shy from hard lessons when a change in process or raw material causes unexpected challenges. Manufacturing at scale means facing the consequences—good or bad—every day, and striving for continuous improvement.

    Every batch of our dichloro silane reflects the sum of dozens of small details. From checking pipe welds for leaks to adjusting distillation speeds by a fraction of a degree, we push for reliability and safety above throughput alone. We keep investing in equipment, people, and analytics so our customers know exactly what they’re getting. In an evolving chemical landscape, being the real manufacturer means we shape the standard by which the product gets judged—not just matching competitors, but leading in technical capability, accountability, and trust.