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Heptafluoro-2,3,3-Trichlorobutane

    • Product Name Heptafluoro-2,3,3-Trichlorobutane
    • Alias HCFC-227ea
    • Einecs 206-047-9
    • 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
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    Specifications

    HS Code

    340434

    Chemicalname Heptafluoro-2,3,3-Trichlorobutane
    Molecularformula C4Cl3F7
    Molarmass 299.36 g/mol
    Casnumber 375-45-1
    Appearance Colorless liquid
    Boilingpoint 72°C
    Meltingpoint -45°C
    Density 1.70 g/cm3
    Vaporpressure 320 mmHg (25°C)
    Solubilityinwater Insoluble
    Odor Sweet
    Flashpoint Non-flammable
    Stability Stable under recommended storage conditions

    As an accredited Heptafluoro-2,3,3-Trichlorobutane factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing 1-liter amber glass bottle, labeled with hazard symbols, chemical name, and safety instructions, securely sealed in protective outer packaging.
    Shipping Heptafluoro-2,3,3-trichlorobutane must be shipped as a hazardous chemical, conforming to UN, IATA, and IMDG regulations. It should be packaged in tightly sealed containers, properly labeled with hazard class and identification number, and transported by certified carriers. Use secondary containment and appropriate documentation to ensure safe and legal transit.
    Storage Heptafluoro-2,3,3-trichlorobutane should be stored in a cool, dry, well-ventilated area, away from heat, sparks, open flames, and incompatible materials such as strong oxidizers. Keep the container tightly closed and properly labeled. Store in a chemical-resistant, secure container, protected from moisture and direct sunlight. Ensure suitable spill containment and access to safety showers and eyewash stations in the storage area.
    Application of Heptafluoro-2,3,3-Trichlorobutane

    Applications of Heptafluoro-2,3,3-Trichlorobutane in Industrial Manufacturing

    Heptafluoro-2,3,3-Trichlorobutane is a specialty fluorochlorinated solvent widely used in high-value industrial processing environments. Our manufacturing expertise delivers consistent quality required by downstream sectors including electronics manufacturing, precision cleaning, and specialized refrigerant blending. Below we outline its principal real-world industrial application segments, with detail for compliance, recommended dosing, process step, and downstream finished product.

    1. Precision Electronic Component Cleaning

    This material serves as a non-flammable, non-conductive cleaning agent for delicate assemblies such as printed circuit boards and electromechanical controls, where moisture and residue removal must not compromise sensitive substrates. Customers in this sector value high purity and solvent recovery, integrating this fluorinated solvent in final wash or rinse stages to ensure low ionic contamination levels before encapsulation or further processing.

    Industry compliance standards

    • IPC-CH-65B Cleaning Guidelines for Electronics Assemblies
    • RoHS Directive 2011/65/EU for Restricted Substances
    • ISO 9001-certified QC protocols for electronics chemicals

    Typical usage ratio

    • Preparation as pure solvent or 70–95% v/v with co-solvents. Ratio adjusted based on board complexity, type of residues, and solvent recovery targets.

    Downstream process integration

    • Added during ultrasonic or vapor degreasing stage, following initial gross cleaning and before final ion exchange rinse or forced-air drying.

    Final product types

    • Finished populated PCB assemblies
    • Finished microelectronic controls for automotive or industrial automation
    • Defense and aerospace-grade instrumentation modules

    2. Specialty Refrigerant Formulation

    This fluorochlorobutane acts as a blend component for next-generation low-global-warming-potential refrigerants, often replacing legacy chlorofluorocarbons in precision cooling. Industrial users rely on its precise vapor pressure and chemically stable profile for formulating refrigerant mixtures intended for advanced HVAC, high-performance chillers, and environmental test chambers.

    Industry compliance standards

    • ASHRAE Standard 34 (Designation and Classification of Refrigerants)
    • F-Gas Regulation (EU) No 517/2014
    • AHRI Standard 700 (Refrigerant Purity)

    Typical usage ratio

    • Blended at 3–30% by mass within multi-component systems. Precise percentage defined by system pressure targets, thermodynamic modeling, and GWP calculations per application requirements.

    Downstream process integration

    • Charged during bulk refrigerant blending and homogenization step, monitored by batch gas chromatography prior to packaging in pressurized containers.

    Final product types

    • Industrial refrigeration blends for computer data centers
    • Environmental simulation chamber coolants
    • Chiller system refrigerant cartridges

    3. Drying Agent and Water Removal in Pharmaceutical Synthesis

    Heptafluoro-2,3,3-Trichlorobutane is used in specialty pharmaceutical manufacturing as a water scavenger or process solvent, particularly in the final purification of heat- and moisture-sensitive API intermediates. Its non-reactive nature and rapid evaporation profile help reduce residual water content prior to API crystallization, supporting GMP requirements for impurity controls.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice for Active Pharmaceutical Ingredients
    • EU GMP Part II Guidelines
    • USP <467> Residual Solvents Testing

    Typical usage ratio

    • Applied at 2–12% w/w in reaction mixtures or solvent exchange steps. The ratio and exposure time are monitored closely based on product-specific kinetic and thermal profiles.

    Downstream process integration

    • Introduced after primary synthesis, utilized during intermediate washing and filtration steps before vacuum drying or crystallization.

    Final product types

    • Purified API intermediates
    • Moisture-controlled pharmaceutical building blocks

    4. Precision Metal Degreasing in Aerospace Parts Manufacturing

    The compound's strong solvency and inertness make it suitable for post-machining degreasing of alloy or composite aerospace parts. Customers require efficient removal of cutting lubricants, particulate, and process oils without affecting passivated metal surfaces or intricate assemblies. Vapor or immersion cleaning lines use this material to meet stringent downstream contamination specifications before final coating or assembly steps.

    Industry compliance standards

    • SAE AMS 2700 for Cleaning and Passivation
    • NADCAP AC7108 Process Requirements
    • AS9100 Quality Management System for Aerospace

    Typical usage ratio

    • Used neat or diluted up to 80% v/v with stabilizers, according to metal type, lubricant residue load, and automation degree of the cleaning line.

    Downstream process integration

    • Applied after CNC machining and pre-assembly cleaning processes, followed by high-purity nitrogen or vacuum drying.

    Final product types

    • Aircraft hydraulic system components
    • Jet engine compressor blades and housings
    • Aerospace actuator subassemblies

    5. Analytical Laboratory Sample Preparation

    Analytical service providers specify this solvent in trace organic residue extraction and chromatographic sample prep protocols when testing environmental, electronic, or pharmaceutical matrices. Labs benefit from low residue, rapid evaporation, and high extractive power for target analytes without enhancing matrix background in sensitive GC-MS or LC-MS assays.

    Industry compliance standards

    • ISO/IEC 17025 Laboratory Accreditation
    • EPA SW-846 Test Methods for Evaluating Solid Waste
    • USP <643> and <232> for Extractables and Leachables

    Typical usage ratio

    • Used at 0.5–10 mL per extraction, exact volume set based on matrix load, target analyte, and required sensitivity of detection.

    Downstream process integration

    • Utilized in solid-phase extraction protocols or direct dissolution of solid and semi-solid test samples, prior to evaporation or direct instrument injection.

    Final product types

    • Laboratory-prepared analytical extracts
    • Quality-control standard solutions
    • Trace impurity test samples for compliance reporting
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    Certification & Compliance
    More Introduction

    Heptafluoro-2,3,3-Trichlorobutane: Insight from the Chemical Manufacturer’s Floor

    Introduction

    Over the decades, the chemical industry has seen a constant shift toward high-performance, low-impact systems for refrigeration, solvent applications, and specialty cleaning. At our manufacturing plant, Heptafluoro-2,3,3-Trichlorobutane has steadily grown into a mainstay of our advanced fluorochemical portfolio. This compound’s reputation is not built on marketing. It is built on solid chemical properties and the day-to-day feedback we gather from customers who rely on dependable performance as much as regulatory compliance. Working as both chemists and plant operators, we recognize why certain compounds hold their value season after season.

    Why Bring Heptafluoro-2,3,3-Trichlorobutane into Production?

    Our journey with this molecule started before tough global limitations on ozone-depleting substances forced a new chapter in the chemical sector. Chemists in the lab were tasked with finding a blend of properties that would reduce global warming impact and toxicity, yet deliver effective performance. Heptafluoro-2,3,3-Trichlorobutane quickly stood out for its stability, high density, strong dielectric properties, and notably low flammability. Unlike legacy solvents, which scarred both reputations and regulatory ledgers, this material could take on degreasing, precision cleaning, PFPE flushing, and vapor-phase tasks with less environmental scrutiny and more workplace flexibility.

    Understanding the Product: Composition and Key Features

    Every drum of Heptafluoro-2,3,3-Trichlorobutane we produce follows rigorous process control. This means clean baselines for moisture content, precise purity specifications, and balanced physicochemical properties. The compound’s molecular structure — a perfluorinated backbone with targeted chlorine substitution — lies at the heart of its chemical inertia and unusual combination of boiling point and dielectric strength. In manufacturing, that translates to a fluid that phases cleanly, doesn’t foul equipment, and holds up through multi-stage recirculation. Customers in electronics cleaning, aerospace, and chemical synthesis keep coming back because they know the batches are consistent, and out-of-spec product gets rerouted long before reaching their loading dock.

    In the real world, people do not buy chemicals by reading catalogs or comparing SDS sheets. Customers call our technical staff, asking why a cleaner stopped working after a substrate change, or why a vapor degreaser developed residue after months of reliable performance. Heptafluoro-2,3,3-Trichlorobutane gives plant engineers a margin in process reliability that allows for minor day-to-day changes — things beyond what spec sheets measure. That comes from first-hand trials, not paperwork.

    How It Performs in Key Applications

    In the electronics sector, boards and delicate assemblies often need high-purity chemicals for residue-free cleaning and drying. What sets Heptafluoro-2,3,3-Trichlorobutane apart is how well it handles intricate, miniaturized components without promoting corrosion or introducing trace contaminants. Out in the field, field engineers have told us that a switch to this solvent returned yields on conformal-coated assemblies that had fallen after an unreported process switch. In the fine mechanics business, clock and instrument makers appreciate its low evaporation residue, finding less buildup than older generations of trichloroethane and methylchloroform.

    Refrigeration technicians bring up its use as a solvent for compressor cleaning, where non-flammable, fast-drying materials make tight service timelines possible. Even in aerospace, where technicians vet everything through a quality-control gauntlet, Heptafluoro-2,3,3-Trichlorobutane’s track record for leaving nothing behind except clean metal gets the nod from inspectors.

    Model and Specifications: What Matters on the Manufacturing Line

    On our side, specifications draw a hard line between production and failure. Each batch runs through gas chromatography and moisture analyzers. Target purity levels, typically exceeding 99.9 percent, make sure that contaminants don’t take root and interfere downstream. Volatility, non-flammability, and measured dielectric strength receive more than a lab test — we have standardized, instrumented cleaning loops fitted with real-world metal, rubber, polymer, and glass to validate longevity claims from the suppliers of our own raw materials. Yield losses from trace metals, plastics, and common elastomer failures taught us not to take headline numbers at face value.

    Long-term, plant maintenance engineers see less unexpected downtime when the chosen solvent keeps vapor and liquid equipment from fouling up. The days of unplanned line flushes, shutdown maintenance, or ruined filter media cost more than just lost production. Product returns and warranty claims have a bigger impact on our operations than any market pricing swing, so reliability dominates every aspect of our chemical process.

    Heptafluoro-2,3,3-Trichlorobutane versus Other Solvents: Why the Difference Matters

    Many customers ask what sets this compound apart from other fluorinated cleaning agents or traditional halogenated solvents. Older generations — such as n-propyl bromide, trichloroethylene, and perchloroethylene — never offered the low flammability envelope that makes Heptafluoro-2,3,3-Trichlorobutane compatible with modern, high-output, and safety-conscious cleaning systems. Some alternatives, like HFC-4310mee, brought lower ozone impact but kept a GWP figure that regulators found hard to ignore. Fluorinated ethers drifted toward specialty markets, often pricing themselves out of daily plant use, or lacking necessary physical robustness.

    Heptafluoro-2,3,3-Trichlorobutane provides a sweet spot of manageable vapor pressure, high molecular stability, and very low traces of surface residue, which matters for critical cleaning and quick cycle times. In contrast, many HCFC and HFC blends showed creeping losses in dielectric strength between runs, leading to micro-arcing or quality-control failures that would not show up until customer returns arrived. Practical difference is not something that comes out of a brochure — it shows up when a solvent carries through repeated distillation, recapture, and solvent fountain operation without producing the haze, film, or elemental pitting that cost time and money.

    Other specialty fluids can match one or two attributes: fluoroketones have their place, and perfluoropolyethers remain at the high end for lubricity, but combining non-flammable handling, sustained dielectric performance, and rapid drying in the same fluid remains rare. Many engineers discover this not by comparing technical sheets, but by tracing back anomalous cleaning results, shorted circuits, or stopped assembly lines to the solvent’s upstream purity and behavior under repeated recapture.

    Why We Keep Making It — and What That Means for Users

    As actual chemists, we are not limited by what marketing departments choose to print. We watch every factor, from regulatory pressures on greenhouse gases to the granular details of batch quality feedback. Heptafluoro-2,3,3-Trichlorobutane checks boxes that matter both to process managers and inspectors: high flashpoint, no ozone depletion, chemical inertia, and robust solvency. We receive questions about future-proofing investments — equipment can outlast chemical lists and solvent bans, so customers worry about the next round of global warming regulations. Our experience tells us this compound has a shelf-life both on the warehouse floor and in international treaties because of its performance and manageable climate profile.

    From the perspective of a chemical operator walking the lines, every successful tank fill, sealed barrel, and confirmed order means we have delivered a product customers trust for its absolute consistency and safety profile. We have worked with customers who abandoned legacy vapors for fear of regulatory violations, only to rediscover their own throughput and yield metrics improving thanks to a chemical system that remains stable through dozens, sometimes hundreds, of recapture loops. Field feedback from users is clear. Where operators keep daily logs, any unexplained fouling, pump dry-out, or overheating has a way of showing up week after week. Those details rarely miss our attention, because our own support technicians keep the same records.

    Everyday Usage and the Learning Curve

    Customers sometimes call confused by unexpected residue, foaming, or irregular drying. Lab conditions are ideal, but shop floors are not sterile. Introduction of new substrates, rubber composition changes, or even inconsistent cleaning tank agitation can shift outcomes. We helped troubleshoot foaming episodes by tracing down obscure manufacturing changes — including the adoption of new injection mold lubricants in a customer’s supply chain — and by adjusting our dehydration and filtration steps. Some competitors swap batches from third parties, but as direct producers, we have both access and incentive to dig deep into each root cause.

    Soft metals and painted finishes interact with every cleaning solvent differently. In high-end optics servicing, Heptafluoro-2,3,3-Trichlorobutane continues to outperform esters and hydrocarbons by leaving lenses clear even after dozens of cycles. In the printing industry, where blanket rollers get fouled after crushing long print runs, engineers have kept their own manuals — handwritten notes showing which fluids stayed clean the longest. We make a habit of comparing those records with our own R&D team’s accelerated aging tests, seeking both patterns and outliers.

    A surprising lesson we picked up came during a hot summer, where vapor-liquid ratios changed due to high ambient temperature outside the controlled warehouse. Several plants reported unusual haze development, which would have been missed by surface tension readings alone. Our implementation of minor line insulation lowered plant temperature variation, delivering much better process reliability across every cleaning batch. End-of-line solvent monitoring improved, since it let users see trends shift before they affected critical path production.

    Environmental and Safety Profile

    Our manufacturing backend watches environmental impact as closely as operational data. As regulations converged toward restricting persistent, bioaccumulative, and toxic substances, we documented the fate of every compound leaving our tanks. We source raw materials from validated streams to contain embedded emissions, maintain closed-systems wherever possible, and scrub fugitive emissions using both proven and experimental capture technologies.

    Heptafluoro-2,3,3-Trichlorobutane does not carry the same toxicological baggage as some other high-performers, and its atmospheric lifetime falls into a more responsible range for global warming mitigation compared to some mainstream F-gases. Recent reporting requirements and advent of lifecycle analysis tools mean we now track every solvent roundtrip — from incoming raw material, to finished batch, customer use, and spent solvent return — giving us credible, audit-ready insight into overall environmental footprint. We have shifted from marketing compliance to management by data, letting comparative performance and regulatory standing speak for themselves.

    Safety still trumps all in the chemical sector. Our plant safety records benefit from the low flammability and managed volatility of this compound, reducing plant-wide fire risk and insurance loads. Technicians working with live systems have clearer procedures for handling, recovery, and recapture than older, less stable compounds. Across several customer installations, we documented reductions in end-of-line solvent complaints after switching to Heptafluoro-2,3,3-Trichlorobutane, something that reflects real shifts in worker safety outcomes.

    Continuous Improvement Built on Field Data

    With stricter regulations, competitive pricing, and rapidly evolving standards, a chemical only holds its market if real-world data matches the sheet values. Our regulators sit down with us more often than ten years ago; audits are tougher, and industrial consumers expect total transparency about manufacturing practices. By maintaining control over our production — from synthesis to logistics — we answer not only to environmental agencies but to engineers who keep the world’s factories running. Any batch failing quality gets intercepted, analyzed, and rerun before it ever leaves the property.

    Lab testing gives confidence, but the hard lessons come from field calls at two in the morning, or customer line audits flagging unexpected changes. Sometimes, even with the right molecule, issues pop up due to changes in upstream supply, local humidity, or even subtle shifts in carrier gases. In one instance, a customer found rising rejection rates tracing back to a vendor who quietly changed packaging liners; contact with the compound dragged trace elution of unexpected plasticizers into finished goods. Because we both produce and distribute directly, we picked up the signal quickly and adjusted, minimizing real-world loss.

    Some issues take months to appear. Plant operators tell us about dormant leaks, changes in cleaning system spray pressure, or erratic waste solvent handling causing the same drum to foul some runs but not all. Tracking every return, curbside pickup, and field complaint helps us rewrite internal guidelines and update user advisories. It is process, not documentation, that keeps standards high.

    The Future: Regulations, Sustainability, and Staying Ahead

    No chemical compound lives outside the world’s shifting standards. This year, a new round of pressure from international agreements brought renewed scrutiny to all halogenated organics, especially those flagged as PBTs or subject to phasedown lists. Our investment in monitoring, benchmarking, and timely product reformulation positions us to adapt and support users facing production or quality audit queries.

    We continuously monitor for early warning signs from regulators, customers, or environmental groups, using detailed in-house analytics to refine synthesis, purification, and packaging. Meeting demand means more than just chemical molecule counts. It includes staying on top of supply disruptions, shifting customer needs, and new process integration in high-tech markets. Heptafluoro-2,3,3-Trichlorobutane gives both our customers and ourselves a breathing space in a business where tomorrow’s standards can arrive with little warning.

    Direct control over every aspect of production, from raw material sourcing to purification and delivery, allows fast response to problems and insight-backed improvements. Our approach draws its strength from hands-on chemistry and honest field feedback — an ongoing dialogue between our knowledge base and the factories doing the real work.

    Closing Thoughts

    Heptafluoro-2,3,3-Trichlorobutane’s rise in our portfolio is the kind of evolution only a manufacturing-driven company sees from the inside. Customers value it less for what a spreadsheet says, and more for the tough, sometimes messy, work that goes into keeping global lines running. For us, the product is more than a SKU: it is a reflection of chemical know-how, operator diligence, feedback cycles looping through every complaint and improvement, and the hard-earned confidence that comes when end-users say the solvent just works. Our job stays the same — keep every batch on spec, every drum reliable, and every customer informed. That is how solutions keep improving, and why chemicals like this deserve their place on the loading dock, not just in the catalog.