N-Butyl Nitrate

    • Product Name: N-Butyl Nitrate
    • Alias: NBN
    • Einecs: 209-730-1
    • Mininmum Order: 1 g
    • Factroy Site: Yudu County, Ganzhou, Jiangxi, China
    • Price Inquiry: admin@ascent-chem.com
    • Manufacturer: Ascent Petrochem Holdings Co., Limited
    • CONTACT NOW
    Specifications

    HS Code

    956598

    Chemical Name N-Butyl Nitrate
    Cas Number 928-45-0
    Molecular Formula C4H9NO3
    Molar Mass 119.12 g/mol
    Appearance Colorless liquid
    Boiling Point 107 °C
    Melting Point -92 °C
    Density 0.995 g/cm3
    Flash Point 11 °C (closed cup)
    Solubility In Water Slightly soluble
    Refractive Index 1.418
    Vapor Pressure 25 mmHg at 25 °C
    Autoignition Temperature 200 °C

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

    Packing & Storage
    Packing N-Butyl Nitrate is packaged in a 500 mL amber glass bottle with a secure screw cap, labeled with hazard warnings.
    Shipping N-Butyl Nitrate should be shipped as a hazardous material in accordance with regulations for flammable and explosive liquids. It must be transported in tightly sealed, approved containers, clearly labeled, and kept away from heat, sparks, or open flames. Use secondary containment and ensure compatibility with other shipped materials.
    Storage N-Butyl Nitrate should be stored in a tightly sealed container in a cool, dry, and well-ventilated area, away from heat, sources of ignition, and direct sunlight. It must be kept away from strong acids, bases, and oxidizing agents. Storage areas should be equipped with explosion-proof equipment and appropriate spill containment. Avoid physical shock, as the chemical is potentially explosive.
    Application of N-Butyl Nitrate

    Applications of N-Butyl Nitrate in Industrial Manufacturing

    N-Butyl nitrate serves as a critical chemical intermediate and functional additive in selected industrial manufacturing sectors. As a direct factory producer, we supply this compound to downstream clients who require stringent compliance, precise formulation knowledge, and in-depth process integration for safe and effective industrial use.

    1. Energetic Materials: Plasticizer Intermediate for Propellants and Explosives

    Downstream energetic materials producers incorporate N-Butyl nitrate as a reactive intermediate during the synthesis of nitrate ester plasticizers and gelled propellants. It delivers specific oxygen balance and plasticity to double-base propellant and gelatinous explosive formulations. It is reacted and processed under tightly controlled conditions to achieve consistent energy release profiles. Handling requires rigorous adherence to safety protocols and traceability in line with international standards for hazardous precursors.

    Industry compliance standards

    • UN 3542, European ADR for transport and handling of hazardous substances
    • CFR Title 49 (US DOT regulations on explosives and precursors)
    • REACH Registration (EU Nitrate Esters regulation)
    • ISO 9001 quality management for energetic material supply chains

    Typical usage ratio

    • Plasticizer intermediates: 5–15% by formulation weight, adjusted according to oxygen balance and viscosity requirements

    Downstream process integration

    • Feeds directly into the esterification and nitration reactors for production of nitrate ester plasticizers such as Butyl-NENA
    • Introduced in measured batches—prior to solvent removal and final formulation blending

    Final product types

    • Double-base propellant grains (civil and military)
    • Slurried and gelatinous explosives
    • Nitrate ester-based plasticizers
    • Specialty blasting agents

    2. Synthesis of Fine Chemicals: Selective Nitration Agent

    Our industrial clients in fine chemical synthesis use this material as a selective nitration agent, particularly for introducing nitro functionalities into alkyl substrates and producing chemical intermediates. Controlled nitration allows for targeted modification of aromatic and aliphatic compounds in non-aqueous media. The process demands precision monitoring of stoichiometry and reactant ratios to prevent byproducts and maintain high product purity, aligning with specialty chemical quality specifications.

    Industry compliance standards

    • ISO 9001 process certification for fine chemical production
    • REACH Annex XVII restrictions on nitration processing
    • Responsible Care® chemical management protocols (ICCA)

    Typical usage ratio

    • Applied at 1–8% molar equivalent to substrate, ratio adjusted based on target conversion and selectivity

    Downstream process integration

    • Added during the nitration step, typically in jacketed reactor systems with in-line monitoring for heat and gas evolution
    • May be quenched and worked up via phase separation and distillation

    Final product types

    • Nitroalkanes and nitroaromatic intermediates
    • Pharmaceutical intermediates (non-GMP intermediate stages)
    • Dye intermediates
    • Specialty organic building blocks for advanced synthesis

    3. Surface Coatings: Reactive Diluent and Curing Accelerator in Nitrocellulose Lacquers

    Manufacturers in the coatings sector utilize our product as a reactive diluent and curing accelerator in nitrocellulose lacquer systems. It modulates the evaporation and cure rates, allowing optimized film formation and flexibility. Use mandates strict quality control of purity and moisture content to minimize impurities that could affect final appearance or durability. Processing requires careful dosing to synchronize with nitrocellulose and ensure compliance with emission and workplace safety regulations.

    Industry compliance standards

    • ASTM D3022 (Solvent-type lacquers)
    • EPA VOC emission rules
    • OSHA 1910 Subpart Z – Air contaminants
    • EN 71-3 (Heavy metal migration for surface coatings)

    Typical usage ratio

    • Typically 1–4% of total lacquer formulation by weight, adjusted according to viscosity, drying rate, and film thickness specifications

    Downstream process integration

    • Charged into mixer during lacquer blending, following nitrocellulose and plasticizer addition
    • Batch blending monitored for temperature and viscosity profile

    Final product types

    • Automotive nitrocellulose lacquers
    • Furniture coatings
    • Industrial maintenance paints with rapid recoat capability

    4. Fuel Additives: Cetane Improver Component in Diesel Formulation

    Refining industry clients integrate N-Butyl nitrate as a cetane improver additive in premium diesel fuel blending. It increases the cetane number, improves cold starting, and enhances combustion efficiency without introducing regulated impurities. Application requires automated microdosing and continuous inline blending to assure uniformity at bulk scale. All dosing must meet regional motor fuel standards and environmental requirements for additive use.

    Industry compliance standards

    • EN 590 (Automotive diesel fuel specifications, Europe)
    • ASTM D975 (US diesel fuel standard)
    • Directive 98/70/EC (EU Fuel Quality Directive)
    • EPA Regulation 40 CFR 80 (US fuel and additive controls)

    Typical usage ratio

    • Dosed at 0.08–0.4% by volume of finished diesel; adjusted per baseline cetane index and geographic climate conditions

    Downstream process integration

    • Injected via automated additive dosing systems during terminal blending or pipeline transfer to ensure homogeneous incorporation
    • Blending closely monitored by online analytics to confirm cetane uplift and additive dispersal

    Final product types

    • Premium cetane-enhanced diesel fuels for automotive and off-road use
    • Low-emission marine diesel
    • Specialized fuels for power generation applications

    Free Quote

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    Certification & Compliance
    More Introduction

    N-Butyl Nitrate: A Manufacturer’s Perspective on a High-Purity Chemical

    Our Hands-on Experience With N-Butyl Nitrate

    Producing N-Butyl Nitrate lets us work with a unique compound, one that’s picked up attention for more than its liquid clarity. Each batch matters—a colorless, low-viscosity liquid, offering exact purity levels and consistent performance. Day after day in our facility, technicians handle every step, from raw material checks down to storage. We maintain scrupulous standards because our N-Butyl Nitrate typically exceeds 99% purity, verified not only in-house but also by independent labs. Some operators around the world may offer a spectrum of qualities, but anyone familiar with serious synthesis knows that contaminants skew reaction results, lower output, and can even ruin downstream blends. That’s why overseeing every stage, sleeves rolled up, makes a difference.

    Inside our plant, the batch reactors run under close supervision. Our team checks temperature, monitors reaction times, and keeps watch for unwanted byproducts. Each step is scrutinized to avoid hydrolysis or hydrocarbon contamination. So we don’t end up explaining away impurities or blaming “transport factors.” We stick to nitrogen inerting and rapid purification—an industrial lesson rooted in ruined batches back in our early days. Disposing of compromised material isn’t just wasteful; it stings financially. That direct exposure to manufacturing risks drove us to run careful process validations after every adjustment to conditions or raw stock suppliers.

    Model and Specifications We Stand Behind

    You might see N-Butyl Nitrate listed under different model names, and labeling varies depending on region. For us, the model we produce falls under industrial and synthesis grades, keyed toward labs, pilot plants, and bulk applications. Our product ships with a typical purity above 99%, and moisture content kept below 0.1%. Density is close to 0.98 g/cm³ at 20°C, verified on each batch before release. Acid value, water content, and residual alcohol are measured with calibrated equipment. We also subject material to gas chromatography and IR spectrum checks; these steps weed out any mix-up in storage or transport and confirm the identity and purity. Our focus isn’t on producing as much as possible at the lowest cost—longevity and trust matter more. Reliable specifications guard against unneeded interruptions, surprise rework, and burdened logistics.

    Sometimes buyers ask about visible appearance. N-Butyl Nitrate, handled right, appears as a clear, colorless liquid, free from suspended particles. Greasy or yellowish color means someone’s let it degrade or cut corners on separation. What leaves our bulk tanks is what enters customer lines—nothing more, nothing less.

    Production Context: Not All N-Butyl Nitrate Comes Alike

    Some may think N-Butyl Nitrate is a simple side product, lumped with other alkyl nitrates. Plant operators quickly see the difference, though. For starters, isobutyl nitrate and n-butyl nitrate look similar but react differently. N-Butyl Nitrate features a straight-chain structure, influencing volatility, reaction pathways, and compatibility in certain formulations. Isobutyl, for an example, goes into specialized detonators because of its higher volatility and lower flashpoint. N-Butyl’s more controlled profile makes it better suited where measured reactivity is critical—think intermediate synthesis, or as a reference in analytical labs.

    The temptation is to use them interchangeably. Over the years, process engineers from lubricant blenders to specialty fuel houses have confided in us: substitutions end up costing them separation time, extra purification, and even batch recalls. Tracing a quality issue back to a misidentified isomer isn’t as uncommon as you’d hope. It’s easy from a distance to underestimate isomer specifics or to lump N-Butyl Nitrate as “just another nitrate ester.” On-site, with tanks on hand and downstream operations waiting, precision matters.

    Track Record In End Uses: Laboratory and Industrial Feedback

    N-Butyl Nitrate shows up in a surprising number of settings. Chemists reach for it in preparative synthesis routines, especially when making explosives precursors, specialty polymers, or testing new reaction mechanisms. Our conversations with academic teams revealed how important repeatability can be—when they switch to our product, unexpected side products decline markedly, and they report fewer failed runs. In pilot facilities, process safety improvements come up often. Stable batches, reliable ignition properties, and tight volatility ranges make life smoother in labs and plant environments alike.

    Preparative reactions aren’t the only use. Some fuel additive producers blend N-Butyl Nitrate to tweak combustion properties, raising cetane levels in diesel formulations. Carried out improperly, poorer grades can gum up injectors or leave behind undesired residues. One customer shared how switching suppliers set back equipment maintenance schedules by months. Our experience suggests that neglecting residue, acidity, or water content eventually catches up as blocked filters or corroded fittings—hard-won lessons for anyone responsible for keeping engines running or equipment up and running.

    In analyst settings, N-Butyl Nitrate also serves as a reactant or standard in chromatography. Researchers lean on our reliable purity and tight boiling range for quantitation references. An impure sample blurs chromatogram results, and results won’t repeat. Repeat purchases by university labs and reference testing centers continues to reinforce our hands-on approach—every batch gets run through the same standards our founders insisted on, back in our start-up laboratory days.

    Differences That Affect Real-World Applications

    For those outside plant environments, alkyl nitrates might blur together. Manufacturing N-Butyl Nitrate, we’ve cataloged first-hand the kinds of differences that matter—differences that start on the reactor floor and carry through to product performance.

    Purity Grades:

    Many traders push various purity grades. In practice, anything below 99% invites trouble: unstable storage, inconsistent yields, and the occasional unexpected cloudiness. Impurities creep in from poorly washed reactors or from rushed distillation. Over the years, we chased after elusive “cost savings” ourselves, by sourcing lower-graded feedstock. It only led to wasted time and customer complaints. You might check the certificate of analysis, but methodical producers make certificates match reality—analytical evidence and traceability on every lot. That’s the only way our teams avoid batch-to-batch guessing games.

    Isomer Effects:

    Branching structure dictates performance. Straight-chain N-Butyl Nitrate provides a balanced boiling range, stabilizes combustion, and supports consistent reactivity in synthesis or blending. Isobutyl nitrate and other branched forms veer more volatile, and that’s reflected in flashpoint, vapor pressure, and byproducts in downstream processes. Shipments sometimes get mislabeled in the chain from distributor to end user. We get calls for troubleshooting batch failures, and more often than not, the culprit turns out to be isomeric contamination—downstream properties shift, and mixtures behave unpredictably. Field reports from both labs and heavy industry always circle back to the necessity of checking—and re-checking—chemical identity. We emphasize certificate traceability and identity checks for every shipment.

    Physical Profile:

    Not every producer invests in strict monitoring of moisture and acetic acid residues. We measure pH, check for acidity, and keep tabs on even tiny shifts in appearance. Any cloudiness or unusual scent signals pump seal leaks, improper vessel cleaning, or storage at the wrong temperature. Having spent years working beside operators and plant managers, we’ve learned that maintenance shortcuts ripple into finished product quality—sometimes long after shipping. Focusing on rigor at every stage pays off in customer trust and smooth product integration.

    Production Hurdles and Our Approach to Solutions

    Synthesis of N-Butyl Nitrate involves working with nitrating agents and alcohols under controlled conditions. This process produces byproducts—water and oxides of nitrogen, not just leftover alcohol or organic acids. While theoretical textbooks preach simplicity, the reality smells different: batch reactions sometimes go runaway, side reactions spike impurity content, and tight temperature control remains critical. We’ve encountered our share of process upsets, taking notes and building safeguards after every incident.

    The greatest attention in our facility went to reaction control and vent gas treatment. Direct experience taught us to monitor for temperature spikes—not just with digital sensors but with redundant thermocouples and visual inspections. When condensers clog or agitator speed drifts, quality drops and risk rises. Our team repeats hands-on checks, keeps logs, and flags anything unusual. Early in our history, we tried cutting downtime with leaner maintenance. The result: compromised product, extra waste, and delayed delivery. Now, a strict cleaning schedule and detailed operator logs guide every production run. Downtime may sting, but product recalls or rework cost much more.

    Handling, Storage, and Transport: Why Attention Pays Off

    After each batch is released, safe storage decides whether the quality holds. N-Butyl Nitrate can degrade from water ingress, temperature swings, or prolonged sunlight. Our warehouse team stores it in stainless tanks under nitrogen blankets. We know, from sweating out minor leaks or rusting lines, that ordinary steel or plastic doesn’t cut it. Past incidents of off-odor or minor discoloration pointed back to storage slip-ups—a lesson logged, and new standards set afterward.

    Some customers preferred to use their existing storage infrastructure—mild steel or regular drum stock. Trial and error convinced several of them to switch to dedicated storage; otherwise, batch-to-batch variation and unexpected quality shifts crept in. The difference in shelf-life and reactivity convinced even our most skeptical partners to upgrade. Our logistics team tracks every shipment from door to door, with temperature monitoring and tamper-evident seals. After a few hard lessons—products spoiled due to unnoticed condensation, or mishandled drums—we doubled down on training and process design.

    Applications: Hearing Directly From End Users

    Once N-Butyl Nitrate leaves our loading bay, it enters diverse industries and labs. Some use it to modify fuels for diesel engines, raising cetane levels and cleaning up emissions. One customer, operating a mid-sized blending plant, shared how swapping suppliers led to engine test failures linked back to higher water or acidity. After returning to our product, their maintenance and fuel efficiency rebounded. These guys tracked injector fouling, combustion chamber deposits, and even pinpoint emission spikes—they connect small formulation shifts with real-world performance.

    In academic and government labs, N-Butyl Nitrate plays a role in explosives research, calibration standards, and synthesis projects. A group at a major research institute spent weeks fine-tuning nitration conditions, discovering commercial-grade impurities often made their reactions fail. Switching to high-purity stocks meant less time spent trouble-shooting and more focus on core science. We’ve heard similar comments from industrial chemists scaling up specialty polymers, adhesives, or intermediates. Cleaner input, less purification, shorter testing loops—time and quality both saved.

    Our customer list spans from chemical R&D to quality assurance labs, and into the field at specialty coating and fuel blending sites. The unifying theme is demand for traceable, consistent supply. Chemical reliability ripples through to efficiency, cost, and safety every day—something we see more clearly with every ton produced and shipped.

    What We’ve Learned: Quality, Traceability, and Responsiveness

    Years spent producing N-Butyl Nitrate bring home this fact: shortcuts at any step—raw feed control, batch quality checks, finished product handling—show up as headaches for customers. It doesn’t matter whether you’re blending hundreds of liters or running analytic micro-batches; impurities, isomer confusion, and poor storage affect outcomes. We document everything, from raw batch arrival to final tank inspection. Customers get reliability, and we gain process insight in every feedback loop.

    Mutual transparency with buyers cuts through the guesswork. We share our analysis results, provide firsthand process notes, and invite third-party verification. Customers give us detailed use-case feedback, even if results aren’t perfect—turning initial failures into joint troubleshooting. This approach built relationships that stand up through the market’s price swings and volume spikes. Site audits, reference samples, and rapid inquiries help us keep pace with changing regulations and specialty demands.

    Standards shift, regulations tighten, and expectations climb. Our response remains unchanged: thorough process monitoring, open customer dialogue, and sticking to purity over production speed. As markets evolve—fuel additives, reference standards, explosives, polymer intermediates—the chemical’s core profile stays constant. Reliable N-Butyl Nitrate isn’t luck; it’s the result of daily attention to detail, hands-on experience, and the willingness to learn from missteps.

    Final Perspective: Why Details Matter for N-Butyl Nitrate

    Each container of N-Butyl Nitrate represents a journey—raw material selection, careful processing, detailed screens, and hands-on logistics. Differences between manufacturers show up subtly at first: off-colors, odd test results, slow-changing product returns. Over time, they impact efficiency, safety, and cost. Real-world applications don’t forgive hidden impurities or careless substitutions. It can take weeks or months to trace a process inefficiency or yield drop back to a lot of nitrate with a touch too much water, impurity, or the wrong isomer. We track every step for this reason: so that our customers spend less time problem-solving and more time building, blending, and innovating.

    From the production line through warehousing and shipping, quality control makes the difference between success and costly troubleshooting. Every lesson learned on our shop floor shapes the next batch—so that every laboratory, plant, and operator downstream sees what a focused production approach provides: reliability you can confirm by test, and support you can count on in real plant environments.

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