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Ethyl Nitrite

    • Product Name Ethyl Nitrite
    • Alias Nitrether
    • Einecs 211-047-3
    • 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

    997736

    Cas Number 109-95-5
    Molecular Formula C2H5NO2
    Molecular Weight 75.07 g/mol
    Iupac Name Ethyl nitrite
    Appearance Colorless to pale yellow liquid
    Boiling Point 17 °C (63 °F)
    Melting Point -160 °C (-256 °F)
    Density 0.873 g/cm3 at 20°C
    Solubility In Water Soluble
    Flash Point -17 °C (1 °F)

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

    Packing & Storage
    Packing Ethyl Nitrite, 100 mL, supplied in an amber glass bottle with a secure screw cap, labeled with hazard warnings and UN number.
    Shipping Ethyl Nitrite is shipped as a hazardous material due to its flammability and toxicity. It must be transported in tightly sealed containers under cool, well-ventilated conditions, away from heat, sparks, and incompatible substances. Proper labeling, UN identification (UN1178), and compliance with relevant transport regulations are essential for safe shipping.
    Storage Ethyl nitrite should be stored in a cool, dry, and well-ventilated area, away from heat, sparks, open flames, and direct sunlight. Store in tightly sealed containers made of compatible materials, such as glass. Keep away from oxidizers, acids, and reducing agents. Use explosion-proof equipment and ground all containers. Always follow relevant regulations and ensure proper labeling and secondary containment.
    Application of Ethyl Nitrite

    Applications of Ethyl Nitrite in Industrial Manufacturing

    Ethyl nitrite serves specialized functions in several downstream industrial sectors. As an established producer, we support global partners in regulated markets by supplying material specifically manufactured for high-purity, process-critical applications. Below, we highlight core industry scenarios where this raw material integrates directly into downstream production.

    1. Pharmaceutical Intermediate Synthesis

    Ethyl nitrite is a reliable nitrosating agent in the manufacture of key active pharmaceutical intermediates, such as in the synthesis of specific vasodilators and antihypertensive agents. Pharmaceutical producers introduce the material at the controlled-stage nitration or nitrosation step. Precise monitoring of concentration, reaction time, and temperature is enforced to maintain consistent intermediate yield, without introducing unacceptable by-products. The process utilizes pharmaceutical-grade ethyl nitrite to meet purity requirements, and post-reaction purification is performed in accordance with cGMP guidelines. Our customers rely on validated supply for registration batch production and ongoing API intermediate campaigns.

    Industry compliance standards

    • ICH Q7 GMP for Active Pharmaceutical Ingredients
    • European Pharmacopeia (Ph. Eur.) for process reagents
    • US FDA 21 CFR Parts 210/211 for process controls
    • REACH registration for use in Europe

    Typical usage ratio

    • 10–30 mol% relative to substrate, adjusted for reaction pathway and scale
    • Fine-tuned based on in-process analytics to minimize residuals

    Downstream process integration

    • Charged during intermediate formation in nitrosation stage
    • Batch or semi-continuous reactors fitted with gas scrubbing systems
    • Strict temperature and humidity controls to prevent decomposition

    Final product types

    • Sodium Nitroprusside intermediates
    • Pharmaceutical nitrite salts
    • Raw materials for vasodilator API synthesis

    2. Agrochemical Intermediate Production

    Leading agrochemical formulators apply ethyl nitrite in the synthesis of certain herbicide, insecticide, and fungicide intermediates, particularly during selective nitrosation of aromatic compounds. Our raw material integrates into the upstream phase, where precise metering allows for consistent conversion rates. Customers require robust supply to ensure uninterrupted campaign runs during peak season, with stability and by-product control maintained through monitored delivery and real-time analytical checks.

    Industry compliance standards

    • ISO 9001 for quality management in chemical manufacturing
    • OECD GLP for traceability in R&D and scale-up
    • European Commission Regulation (EC) No 1907/2006 (REACH) for environmental safety
    • Specific local authorities’ approval (EPA in US, K-REACH for Korea, etc.)

    Typical usage ratio

    • 2–12% by weight relative to main reactant, variable by process scale
    • Adjusted on pilot-scale trials for conversion efficiency versus environmental control

    Downstream process integration

    • Added during initial reactant charging in primary synthesis reactors
    • Capture systems used to minimize off-gas release
    • Automated delivery often utilized for large plant runs

    Final product types

    • Herbicide intermediates (e.g., chloronitrobenzenes)
    • Fungicide precursor compounds
    • Crop protection active ingredient building blocks

    3. Laboratory Analytical Applications

    Certified laboratories and chemical analysis service providers use high-purity ethyl nitrite as a nitrosating agent for test reactions, reagent preparation, and analyte generation. The product must conform to analytical-grade specifications, with metal and volatile impurity controls guaranteed by COA. In reagents, it’s introduced in strictly controlled, small-scale procedures with traceability for compliance and repeatability, especially in supporting environmental or pharmaceutical analytical reference standards.

    Industry compliance standards

    • ISO/IEC 17025 for calibration laboratory competence
    • Pharmacopeia monographs (USP, EP, JP) analytical grade requirements
    • GLP/GMP for regulated laboratory use
    • Special environmental and occupational control limits per local legal frameworks

    Typical usage ratio

    • 0.5–5% as part of analytical reagent formulation
    • Volume tailored to specific test method and analyte requirements

    Downstream process integration

    • Preparation of standard solutions for calibration curves
    • Direct addition to reaction vials or microreactors
    • Partitioned workstations to limit cross-contamination risks

    Final product types

    • Analytical reference solutions
    • Standard test kits for nitrosation
    • Environmental monitoring reagents

    4. Organic Fine Chemical Synthesis

    Producers of advanced intermediates for perfumery, dye, and flavoring industries utilize ethyl nitrite for specialized diazotization and nitrosation reactions. The integration occurs predominantly in controlled batch reactors, where concentration and rate of addition profoundly impact side-product profile and overall purity. Continuous monitoring and integrated safety systems are essential during charge, and specification adherence ensures reproducibility in subsequent downstream transformations.

    Industry compliance standards

    • ISO 14001 for environmental management
    • Responsible Care certification for chemical handling
    • National workplace safety standards for nitrosating agents (e.g., OSHA 29 CFR 1910.1200 in US)
    • REACH pre-registration and exposure scenario documentation for EU shipments

    Typical usage ratio

    • 1–8% by mass of total reactant blend
    • Ratio varies based on complexity of substrate and order of addition

    Downstream process integration

    • Dosed into main reactor vessel during initial reaction phase
    • Feeds controlled by metering pumps and continuous temperature monitoring
    • Followed by post-reaction wash and purification step

    Final product types

    • Complex aroma compounds for perfumery
    • Diazonium salt precursors for dye manufacturing
    • Nitroso flavor constituents for food application intermediates (regulated limits apply)
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    Certification & Compliance
    More Introduction

    Introducing Ethyl Nitrite: A Manufacturer’s Perspective

    Crafted with Precision, Built from Experience

    Manufacturing Ethyl Nitrite goes beyond routine chemical synthesis; it’s shaped by an understanding of safety, consistency, and the applications our downstream users expect. We aren’t simply producing tonnage; we’re drawing from years of practical lab and plant experience—balancing process safety with efficiency, batch after batch. Whether delivering for a single research order or filling a bulk contract, quality control remains at the core. Our technicians follow strict handling procedures from raw material reception through distillation and final filling, supported by steady testing at each step. No shortcut replaces vigilance when handling volatile materials.

    Model Ranges and Purity: What We Actually Make

    In our catalog, Ethyl Nitrite typically appears beneath the reference “EN-995,” reflecting assay by GC of 99.5% minimum. We also maintain a “Lab Grade EN-980” for specialty synthesis or academic use with slightly lower purity—less than a few tenths of a percent difference but significant for analytical standards. Decades in this field have shown that even small fluctuations in v/v content, moisture, or organic residue can affect downstream reactions, so we invest both in precision distillation equipment and operator training. Contamination risk often stems not from core chemistry, but from handling, bottling, and shipment. Stainless steel and glass remain our preferred contact materials, and we maintain climate-stable storage before shipping.

    Refining Process: Why Stability Matters Most

    Ethyl Nitrite offers unique technical challenges. Its volatility calls for constant monitoring, not just in the reactor but throughout bottling and storage. As a manufacturer, we understand customers rely on oxidative and nitrosating performance—there’s no margin for sluggish or degraded material. This chemical can decompose or interact with trace contaminants more quickly than most bulk organics. Once, a plant mishap led to a slight temperature runaway; the lesson stuck with us. We upgraded ventilation, alarms, and real-time gas sensors in bottling zones. That experience keeps us focusing not only on product purity metrics but also on minimizing breakdown and pressure build-up right up to the customer’s fume hood.

    Supporting Trusted End Uses

    Most Ethyl Nitrite makes its way into analytical chemistry, pharmaceutical intermediates, and certain industrial processes. Our own staff often communicates with research users and purchasing managers, fielding questions about potential impurities and their impact on highly sensitive syntheses. We don’t just ship drums; we work with clients to troubleshoot unexpected reactivity, discuss precise assay methods, or adapt packaging for their on-site safety protocols. Industry-wide, the compound helps introduce ethoxy and nitroso groups, activates organic substrates, and sometimes serves as a convenient alternative to sodium nitrite in low-water systems. The recipe remains the same, but those downstream steps depend on receiving exactly what’s ordered—no less, no more.

    Comparing to Alternative Nitrites: Real-World Differences

    Why do our customers select Ethyl Nitrite over other alkyl nitrites or inorganic sources? The main reason ties back to reactivity and physical handling, not just cost per kilogram. In the lab, Ethyl Nitrite typically vaporizes at room temperature—something amyl or isoamyl nitrite does not do as quickly at the same pressure. This volatility enables efficient gas-phase reactions and fast dispersion in closed systems. Some applications require the unique reactivity of the ethyl group, delivering slightly differing reaction rates and selectivity profiles compared to methyl and amyl analogs. Sodium nitrite—an inorganic salt—remains practical for aqueous reactions, but our product applies where water occlusion becomes a problem, or when operators must avoid extra ionic species. Several pharmaceutical and agrochemical intermediates depend on these precise distinctions.

    Hazards We Mitigate by Design

    Manufacturing Ethyl Nitrite doesn’t just mean filling a vessel and sealing bottles. There are real hazards to control. Its volatility brings inhalation risks and accidental exposure dangers, making even a few minutes of sloppy storage potentially hazardous. We’ve had neighboring companies underestimate venting requirements and report overpressure incidents. We insist on regular refresher training for all plant staff—complacency doesn’t just lose a batch, it can cost far more. We equip our areas with rapid exhaust and explosion-proof equipment from the ground up because experience teaches these investments beat any after-the-fact repairs. Off-spec batches never leave our facility; anything that leaves here gets full traceability.

    Packaging and Transport: No Afterthoughts

    Our customers rarely ask twice about packaging—because we’ve solved those headaches long ago. Tight-seal amber bottles, stainless steel canisters for larger runs, secondary containment, and visible label coding all result from past customer feedback and our experience with leaking drums in early years. The regulated nature of Ethyl Nitrite shipping means every package we send travels with proper documentation, hazard labels, and courier selection vetted by our own safety managers. In our earliest days, we learned that transport disruptions create risk for everyone in the supply chain, so we audit our partners, not just outsource blindly.

    Purity Beyond Certificates—Proven By Testing

    A COA only matters if confidence follows. Each lot of Ethyl Nitrite is tested not just for purity by GC, but also for hydrolyzable halides and acid impurities—problems which can sabotage a customer’s coupling or diazotization chemistry. After switching to continuous distillation and in-house Karl-Fischer titrations, we saw impurity complaints drop to near zero. These details may sound like minutiae, but many of our pharmaceutical clients stake entire campaigns on predictable material. In our shop, it isn’t enough to match specs; we must learn with each batch where process drifts hide, and how to sharpen every metric. The feedback loop between production and the QC lab never closes.

    Product Longevity: Experience Drives Design

    Ethyl Nitrite often suffers degradation in the wrong hands. Light, oxygen, and trace acids can transform a bottle into a liability. Our packaging blocks UV intrusion, and we audit supplier lots for the glass and polymer linings as rigorously as for active ingredients. Over the years, customers have shared stories of on-site decomposition; we share results and recommendations directly based on these failures and consult with storage managers to cut risk. A bottle that’s stable through customs and a summer warehouse can save weeks of troubleshooting on the production side. From practical handling to in-house R&D, we treat product longevity as a design challenge, not a secondary checkmark.

    Beyond the Label: Usage and Practical Applications

    Some buyers want Ethyl Nitrite for its chemical footprint in diazotization, others rely on it to introduce nitroso groups without water persisting. We’ve liaised directly with chemists working on azo-dyes, flavor intermediates, and anti-hypertensive compounds, hearing how a difference in volatility, color, or even headspace can affect outcomes. We don’t just sell on order volume—direct technical support and honest disclosure about risks and optimizing procedures keeps users coming back. No fancy buzzwords or overpromises; just the reliability of a process refined over years to serve precise applications.

    Meeting Regulatory and Compliance Challenges

    Each market applies its own scrutiny on regulated chemicals like Ethyl Nitrite, making compliance a constant effort. Not all regions agree on hazard classification, waste handling, or allowable residue levels in packaging. We maintain up-to-date dossiers and instruct clients in handling requirements, even hosting virtual walkthroughs for customer warehouses unfamiliar with organonitrite safety. In the past, a delayed shipment at a border due to missing hazard data nearly cost a client a month of lost production. Since then, we pre-clear documentation for all regular destinations, staying a step ahead of changing regulations. Frequent audits—internal and external—support an integrity-first approach to compliance.

    Why Choose Our Ethyl Nitrite? The Real Difference

    Companies buying direct from source manufacturers see the benefits in both technical support and product consistency. Unlike traders or resellers working off fluctuating surplus, we control every step from sourcing and synthesis to labelling and shipping. Years working directly with process managers and bench chemists has shaped a more adaptive approach—not just inside the plant, but in understanding how slight changes in feedstock or ambient temperature can affect your end-use performance. We even help customers adapt SOPs if weather, altitude, or equipment differences impact reaction yield or reproducibility. This sort of partnership doesn’t come from a middleman, but from a manufacturer living with the reality of the chemistry day after day.

    Feedback, Improvement, and Community Knowledge

    Our learning doesn’t end at the factory gates. Customer feedback—positive and negative—enters our near-daily meetings. We’ve seen how a flawed batch impacts an intricate pharma synthesis, or how an off-smell tips off a research analyst to minor oxidation. Every failure story, near-miss, or improvement suggestion leads us to modify not just the batch protocol, but also staff training sessions and technical sheets. Our relationships with academic groups conducting frontline research using Ethyl Nitrite also help steer new application notes or recommended best practices. We host annual workshops not as a sales gimmick, but to share what works and what to avoid, so the next spike or anomaly finds a solution rooted in shared expertise.

    Environmental Responsibility—Actions, Not Slogans

    Production of nitrites intrinsically brings environmental hurdles. We manage all organic waste streams separately, treating and neutralizing exhaust before release. Staff wear sensors not for show, but because plant records taught us where tiny leaks can escalate. Our site’s environmental audits have spurred us to install new scrubber units for off-gas, and we’ve recently prioritized solvent recovery systems wherever feasible. We also advise customers in best practices for disposal and spill management, providing documentation based on site-specific risk rather than generic checklists. Real stewardship grows from action, supported by rigorous internal reviews and a refusal to offload our risks downstream.

    Lessons From Manufacturing Experience

    No batch tells the exact same story. Variations in raw ethanol purity, nitrosating agents, or condenser performance have each taught us lessons in troubleshooting. A plant manager who once dealt with a faulty batch relay now oversees preventive maintenance intervals three times a week. Operations team members who recall the early headaches now actively mentor new hires—sharing why bottle torque, label checks, and secondary containment plans became so critical. Experience doesn’t just mean length of service; it reflects adaptability. A change in climate, shipment delay, or regulatory shift demands genuine problem-solving. This dynamic keeps us humble and committed to continuous improvement.

    Serving Both Specialty and Bulk Demand

    We’ve developed our processes to accommodate both specialty orders—often a few grams for a research lab—and multi-tonne annual contracts for pharmaceutical plants. Every customer faces different challenges, from ambient humidity in tropical ports to multi-week ocean shipments. Our own logistics coordinators can detail case studies of rushed orders making transcontinental flights or industrial clients needing phased deliveries to match expansion timelines. All this logistics groundwork keeps service reliable. Old hands at the loading dock can trace failures back to communication gaps; a well-prepared order matches paperwork, secure packaging, and up-to-date hazard profiles to each client’s current needs.

    Taking Pride in Every Order Shipped

    Manufacturing chemicals like Ethyl Nitrite gives us a sense of shared responsibility— to the customers using it for breakthroughs and the colleagues working safely behind each shipment. Each drum, though physically indistinct, represents hundreds of process checks, careful attention to detail, and practical lessons spanning years. We don’t claim perfection, but every batch reflects improvement, adaptation, and a willingness to accept feedback. Our strongest endorsement remains steady, reliable repeat business—clients who value hands-on support and consistent material arriving when and how they expect. Behind every product stands a team that knows what’s really at stake with each delivery.

    Building Trust Over Selling Promises

    Selling chemicals touches more than bottom lines; it means building long-term understanding between producer and user. We often hear from clients about legacy purchasing problems—impure shipments, missed deliveries, support that disappeared after the transaction cleared. Our business succeeds by showing up, sharing honestly what we control and what risks we mitigate, and not overpromising what Ethyl Nitrite can achieve. Buyers who need one-off support or custom adaptation find us approachable and direct. No hard selling, no roundabout answers—just straightforward guidance and real-world knowledge gained through daily production and troubleshooting.

    Looking Forward: Sustainable and Safe Growth

    Demand for Ethyl Nitrite will likely increase as regulations evolve and researchers pursue ever-more tailored syntheses. Technological advancements—like improved sensors for real-time QC or machine-assisted packing—bring benefits, but experience still holds center stage on safety and reliability. Our commitment stays focused on reliable sourcing, transparency with customers, and an ever-watchful eye toward both compliance and genuine stewardship. This path, fostered not by short-term gains but by lived experience, ensures every customer receives not just a product, but a partnership built on real expertise.