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HS Code |
668306 |
| Chemical Name | Butyltriphenylphosphonium Chloride |
| Cas Number | 1330-87-8 |
| Molecular Formula | C22H24ClP |
| Molecular Weight | 354.85 g/mol |
| Appearance | White to off-white crystalline powder |
| Melting Point | 163-167°C |
| Solubility | Soluble in water and polar organic solvents |
| Density | 1.15 g/cm³ (approximate) |
| Purity | Typically ≥98% |
| Boiling Point | Decomposes before boiling |
| Storage Conditions | Store in a cool, dry place, tightly closed |
| Synonyms | Triphenylbutylphosphonium chloride |
| Ec Number | 215-591-3 |
| Ph 1 Solution | 5-7 |
| Odor | Odorless |
As an accredited Butyltriphenylphosphonium Chloride factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The 100g Butyltriphenylphosphonium Chloride comes in a sealed amber glass bottle with a tamper-evident cap and clear labeling. |
| Shipping | Butyltriphenylphosphonium chloride is typically shipped in tightly sealed containers, protected from moisture and light. It should be packed in accordance with local, national, and international regulations for chemical substances. The container must be clearly labeled, and shipping should comply with safety guidelines for non-hazardous solids to prevent leaks or contamination. |
| Storage | Butyltriphenylphosphonium chloride should be stored in a tightly sealed container, away from moisture and incompatible substances. Keep it in a cool, dry, well-ventilated area, ideally at room temperature. Protect it from direct sunlight and sources of ignition. Ensure proper labeling and store separately from strong oxidizers, acids, and bases to prevent hazardous reactions. Always follow standard laboratory safety protocols. |
Applications of Butyltriphenylphosphonium Chloride in Industrial ManufacturingButyltriphenylphosphonium chloride is widely used as a phase-transfer catalyst and process auxiliary in several high-value industrial sectors. Our factory-grade product supports demanding synthesis requirements across specialty polymers, fine chemicals, and pharmaceutical intermediates. Key downstream application tracks are outlined below with reference to regulatory, formulation, production, and end-use specifics. 1. Epoxy Resin Curing Systems for Advanced CompositesThis material functions as a highly efficient phase-transfer catalyst in the production of cured epoxy systems used for aerospace, automotive, and wind energy composite parts. It accelerates the crosslinking reaction between epoxy monomers and anhydride or amine curing agents, enabling controlled gel times, low-temperature cures, and consistent mechanical properties. Specialized formulations rely on its catalytic activity to maintain quality across high-throughput mixing and molding operations. Industry compliance standards
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2. Phase-Transfer Catalysis in Quaternary Ammonium Salt SynthesisIndustries utilize this phosphonium salt to boost yield and selectivity in the synthesis of specialty quaternary ammonium compounds, particularly for water treatment, surfactants, and textile auxiliaries. The catalyst facilitates effective transfer of inorganic anions into organic reaction phases, achieving higher throughput and lower waste during batch and continuous processes. Industry compliance standards
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3. Organic Synthesis for Active Pharmaceutical Ingredients (APIs)Pharmaceutical manufacturers select this catalyst for sensitive transformations where strong nucleophilicity and controlled phase transfer are critical—such as in Wittig reactions and heterocycle formation. It enables precise atom economy and minimizes by-product contamination. Typical routes include the preparation of intermediates for cardiovascular, anti-inflammatory, and central nervous system drugs. Each process involves strict batch tracking and documented GMP validation. Industry compliance standards
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4. Polysiloxane and Silicone Elastomer ProductionSilicone and polysiloxane manufacturers use this material as a catalyst for controlled anionic or cationic ring-opening polymerizations, targeting repeatable molecular weight distribution and optimal crosslink density. The catalyst supports continuous and batch manufacturing of heat-resistant, chemically inert silicone parts for sectors where regulated thermal and electrical performance matter. Utilization is carefully monitored to comply with sector-specific purity and processing requirements. Industry compliance standards
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5. Catalyst for Polycarbonate and Polyether SynthesisProducers of engineering plastics and performance polymers utilize this compound as a phase-transfer catalyst during polycarbonate and polyether synthesis, especially in the production of bisphenol and diaryl carbonate-based polymers. The precisely controlled catalytic behavior enhances molecular weight uniformity and allows for efficient chain growth in high-throughput reactors. This is critical to meet demanding tensile, impact, and transparency requirements in end-use products, particularly for optical and demanding mechanical applications. Industry compliance standards
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6. Construction Chemical Synthesis: Quaternary Compounds for Concrete AdditivesWithin the construction chemical sector, this phosphonium salt serves as a phase-transfer catalyst for synthesizing select quaternary ammonium and phosphonium compounds used in high-performance water reducers, air-entraining agents, and surface treatments for concrete. The resulting additives increase flowability, set control, and long-term durability of ready-mix and precast elements, supporting regulated construction workflows and export-grade building projects. Industry compliance standards
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Working on the production floor for over a decade, I’ve come to appreciate what separates reliable chemical products from commodities that just fill a market need. Butyltriphenylphosphonium Chloride, with the chemical formula C21H24ClP, is a standout material we manufacture for a range of demanding industrial uses. A staple in phase-transfer catalysis and an integral partner in alkylation and Wittig-type reactions, our product finds its way into organic synthesis labs and large-scale production settings alike. We stick to a model and reputation based on results and dependable performance batch after batch.
Butyltriphenylphosphonium Chloride looks simple on paper, but every practical chemist knows the difference between a basic commodity and one manufactured with care, using sharply monitored processes and tightly held purification standards. Our product offers a consistent white to off-white powder, with high purity levels and a stable shelf life, because experience taught us impurities and moisture can throw off reaction yields or, worse, cause expensive setbacks in downstream processes. Each batch rolls out with a focus on moisture control, precise molar ratio, and granular clarity to reduce caking or dusting during handling. This comes not from a textbook, but from daily know-how and direct feedback from our partners.
Over years of discussions with synthesis teams, one theme always comes up: reliability during reactions. Butyltriphenylphosphonium Chloride often serves as a phase-transfer catalyst, pushing the limits of biphasic reactions in organic and aqueous phases. We see this catalyst speeding up reactions that would otherwise crawl along, especially in nucleophilic substitution setups. Chemists often talk about stubborn reaction bottlenecks—so we keep our process robust to ensure the product withstands the worst of batch-to-batch variability. That effort keeps hundreds of reactors turning and schedules on track, a critical factor for any operation managing costly feedstocks and tight deadlines.
I won’t recite a staff sheet of specs, as everyone in the industry knows the usual chorus of purity, melting point, and particle size grades. Instead, I’ll share where our standards emerge from—the intersection of chemical theory and day-to-day realities in blending, metering, or storage. We target purity above 99% for Butyltriphenylphosphonium Chloride. Refinement isn’t about showing off; it’s about keeping downstream product color, clarity, and safety on point, reducing process troubleshooting, and keeping plant audits straightforward and honest. Our moisture control, routinely checked before shipment, ensures every drum or bag enters your process without setting off a chain reaction of drying demands, inconsistent results, or equipment blockages.
A lot of manufacturers move quickly to draw a line between their offering and others like Tetrabutylphosphonium Chloride or Methyltriphenylphosphonium Bromide, two cousins popular in similar reactions. From daily conversations with process engineers, I’ve learned the real distinctions emerge out on the plant floor, not on paper. Butyltriphenylphosphonium Chloride delivers a unique blend of solubility, reactivity, and temperature stability. In several journeyed stories from our clients, switching to our product eliminated yield deficits when other options clumped, cooked off, or failed on solubility. Its butyl chain brings just the right balance—enough hydrophobic character for organic extractions, but without the tendency to create unwelcome secondary reactions.
Some manufacturers shy away from detailed application support, but we run our own in-house labs and have direct insight from technical teams handling custom syntheses or pilot runs. We know Butyltriphenylphosphonium Chloride helps streamline reaction steps in complex pharmaceutical intermediates, electronic materials syntheses, and fine chemical production. Stories from the electronics industry, for example, show that this compound’s profile lets it operate smoothly during sensitive coupling reactions, avoiding color or spot formation in the resulting film. In pharmaceutical development, it helps labs avoid repetitive purification cycles, driving forward timelines on costlier R&D projects. Practical feedback like this shapes every batch.
Nothing sours a day’s work faster than downtime due to poor handling or inconsistent product. From the start, we engineered our packaging and shipment formats to make Butyltriphenylphosphonium Chloride easy to move, transfer, and store. We always recommend using the material in well-ventilated spaces with appropriate personal protective equipment—that advice isn’t just legalese, it grows out of seeing production teams battle dust clouds or drum failures in real time. Routine analysis during packaging limits risk and lets production teams focus on synthesis, not cleanups or do-overs. Safe handling matters as much as high purity, and build quality into those logistical details, not just into the product itself.
Never underestimate the impact of traceable, transparent supply on an industrial operation. We track every batch of Butyltriphenylphosphonium Chloride from raw material intake through to shipment. If an issue ever arises, finding its source doesn’t become an expensive guessing game. We keep a close relationship with our raw material suppliers, putting diligence over price-offs, and verify each input before it feeds into our reactor lines. That vigilance pays forward as fewer disruptions and headaches for process chemists and plant managers trying to keep a thousand moving parts running true. Time after time, uninterrupted supply chains win stronger customer loyalty than empty guarantees.
Long-term partnerships with pharmaceutical companies, electronics manufacturers, and specialty chemical producers show the real story of Butyltriphenylphosphonium Chloride in action. Lab reports and repeated customer feedback highlight high yields, consistent product grade, and trouble-free scaling from synth to pilot plant. Many have shared how shifting to our product allowed tighter process control, smoother phase separations, and reduced waste streams—practical benefits you only find out after repeated use under pressure. We also gained quick recognition for our ability to support tweaks to the product grade, whether for particle size or special low-halide requirements, building stronger connections and dependable supply settings.
Regulatory expectations ramped up steadily in recent years. We built our production to meet not just regional requirements but also tighter customer demands on low-impurity, low-halide content and documentation. Our plants run dedicated waste management lines, and we routinely analyze our effluents to minimize environmental impact. Full documentation accompanies every lot—not as a checkbox, but to simplify audits and backtrack any rare nonconformity. We stay in touch with regulatory updates and invest in plant modifications to ease the burden for R&D and EHS teams who already juggle enough complexity as it is. The difference shines through at every site visit or audit, not just in a compliance folder.
It becomes clear after years in chemical manufacturing that the day-to-day reliability of raw materials can make the difference between a project’s success and mounting downtime costs. Technicians share stories about how a consistent shipment of Butyltriphenylphosphonium Chloride meant fewer line stoppages from unexpected solubility problems or clumping. Engineers tell us how well-controlled particle size helped avoid feed blockages in automated dispenser systems. These “small” details aren’t visible in an invoice or spec sheet, but their value shows up every shift. That’s where our commitment comes from.
We’ve watched other suppliers offer generic grades with little insight, letting packaging deteriorate or skipping key paperwork on shipment. We go out of our way to verify each unit of Butyltriphenylphosphonium Chloride—from pilot scale to thousand-kilo lots—clears all in-line testing and is packed in moisture-resistant, tamper-evident containers. Our technical team stays available for troubleshooting questions or guidance on reaction setup, and often relays practical recommendations between customers in different industries to solve shared pain points. That culture grew over time and runs deeper than any certificate of analysis ever could.
Quality in specialty chemicals doesn’t stand still. We learn as much from a failed pilot run or a patch of discolored product as from any major success. Every time we get detailed lab reports, or field a technician’s call about an unusual side reaction, we bring it back into our process review. Sometimes a small adjustment—tweaking recrystallization temperature, refining a drying step—pushes the final quality up a notch and solves a repeated issue out at customer sites. Our production team meets weekly to scan these reports, looking for ways to convert each story into better product and smoother service. The lessons never stop.
We see research groups and industry R&D arms constantly widening the applications of Butyltriphenylphosphonium Chloride. Some emerging directions include ionic liquid synthesis, green chemistry crossover approaches, and specialized catalysis for energy storage materials. Our process stays flexible enough to tweak grades for new frontiers without losing the proven backbone of quality control. We welcome direct collaboration—early-stage feedback, odd purification requests, or joint explorations on challenging synthesis steps. These partnerships channel practical knowledge from shop floor to lab bench, growing the knowledge base for everyone involved.
Butyltriphenylphosphonium Chloride is more than just another specialty salt. After years at the production helm, we’ve learned the industry doesn’t reward the lowest bidder or the flashiest brochure. It rewards those who keep production simple, reliable, and personal—delivering not just an ingredient, but the backbone for dozens of high-value syntheses, scale-ups, and R&D wins across continents. Every kilo carries the weight of years of practice, feedback, and revision—with dedication shaping every step from raw input to final drum. That long-view commitment shows up not only in industry benchmarks but also in the calls that start with, “We need to try something different—can you help?” The answer, built on real experience, is always yes.