Potassium dibenzyl phosphate (KDBP, CAS: 78543-37-0) is an organophosphate compound with the molecular formula C₁₄H₁₄KO₄P and a molecular weight of 316.33 g/mol. It appears as a white to off‑white, free‑flowing crystalline powder with a melting point of approximately 207°C, and is fully soluble in water. The compound consists of a dibenzyl phosphate anion paired with a potassium cation, providing a stable, easy‑to‑handle source of the dibenzyl phosphate group. Its production typically involves the reaction of benzyl chloride with potassium phosphate in the presence of a catalyst, or alternatively via the reaction of benzyl alcohol with phosphorus oxychloride and potassium hydroxide.
As a versatile anionic nucleophile and phosphorylating agent, potassium dibenzyl phosphate serves as a key building block in synthetic chemistry for introducing the dibenzyl phosphonate moiety into target molecules. Its primary research value lies in its application as a reagent for the synthesis of complex phosphonates, phosphates, and their derivatives. The potassium cation enhances solubility in various polar organic solvents compared to other counterions. The benzyl groups offer a useful protective strategy, as they can be readily removed via hydrogenolysis to reveal the parent phosphoric acid. Beyond organic synthesis, KDBP finds applications as a flame retardant additive in polymers, a plasticizer in the plastics industry, a lubricant additive for automotive and machinery applications, and a pharmaceutical intermediate. Market demand is closely linked to the growth of pharmaceutical R&D, polymer science, and specialty chemical manufacturing. Based on its chemical characteristics and industrial chain position, this article systematically analyzes international market dynamics of potassium dibenzyl phosphate, focusing on core application scenarios, competitive landscape, regional differences, regulatory trends, and future outlook, providing strategic references for industry participants.
Core Application Fields and Demand
Market demand for potassium dibenzyl phosphate is concentrated in four major sectors: pharmaceutical synthesis and drug discovery (≈30-35% of global consumption), polymer additives and flame retardants (≈25-30%), organic synthesis and phosphorylating reagents (≈20-25%), and lubricant and industrial additives (≈10-15%).
In the pharmaceutical synthesis and drug discovery sector, potassium dibenzyl phosphate is widely utilized in pharmaceutical synthesis, prodrug development, and catalytic reactions due to its solubility and stability. It serves as a valuable phosphorylating agent for introducing phosphate ester groups into drug candidates, particularly in the synthesis of nucleotide analogues for antiviral and anticancer therapies. The compound has been shown to exhibit biological activity against various diseases, including cancer, inflammation, and neurodegenerative disorders, with demonstrated inhibition of acetylcholinesterase (implicated in Alzheimer’s disease) and cyclooxygenase‑2 (involved in inflammation). It is also explored as a lead compound for developing new anticancer drugs and as an antimicrobial agent. The global pharmaceutical intermediates market, valued at approximately USD 45-47 billion in 2025, continues to sustain demand for versatile phosphorylating reagents.
In the polymer additives and flame retardants sector, KDBP is utilized as a flame retardant in polymer formulations, where its ability to reduce flammability makes it valuable in manufacturing materials that require enhanced fire resistance. Studies on the use of KDBP in polyurethane foam have demonstrated significant improvements in fire resistance, with incorporation reducing peak heat release rates by 30%. In the plastics industry, KDBP also serves as a plasticizer, improving the flexibility and durability of plastic products, particularly in polyvinyl chloride (PVC) applications where it enhances flexibility without compromising mechanical strength. These applications are crucial for materials used in construction, automotive, and consumer goods.
In the organic synthesis and phosphorylating reagents sector, potassium dibenzyl phosphate functions as a versatile organophosphorus reagent that can participate in a variety of organic synthesis reactions, constructing complex organic molecular structures containing phosphorus atoms. It is used as a reactive intermediate for preparing phosphoric acid derivatives, esters, and other organophosphate compounds, and is valuable in multi‑step syntheses for drug intermediates and functionalized phosphate salts. Researchers utilize this compound to create novel bioactive molecules, study metabolic pathways, and design advanced polymeric materials.
In the lubricant and industrial additives sector, KDBP functions as a lubricant additive, enhancing the performance of lubricants used in machinery and automotive applications. Its presence can reduce friction and wear, extending the lifespan of mechanical components. It is also used as a stabilizer in PVC products and is investigated for use in agricultural formulations, acting as a surfactant or emulsifier to enhance the effectiveness of pesticides and herbicides.
Major Market Participants
The global supply system for potassium dibenzyl phosphate follows a pattern of specialized fine chemical manufacturers, with production concentrated in China, Europe, and North America. The compound is generally supplied as a white to off‑white crystalline powder with purity ranging from 96% to ≥99% (verified by HPLC analysis). Major international suppliers include Parchem (offering 96% min assay), BenchChem (offering research‑grade material with 99%+ purity), CymitQuimica (offering 95% purity), EvitaChem, Alfa Chemistry, and BOC Sciences. Chinese manufacturers dominate global supply, with key producers including specialized chemical companies in Hubei, Hefei, and other industrial provinces.
Shanghai XinChem Co., Ltd. (XinChem) has established a reliable, quality‑controlled supply chain for high‑purity Potassium Dibenzyl Phosphate (CAS 78543‑37‑0). Our product is manufactured under strict quality management, achieving consistent purity with low impurity profiles, fully complying with global pharmaceutical, polymer, and chemical standards. It is available in research grade (for laboratory and R&D applications), industrial grade (for polymer and lubricant formulations), and high‑purity grade (for pharmaceutical and advanced material synthesis).
Regional Market Dynamics
Global demand for potassium dibenzyl phosphate shows regional differentiation: “Asia‑Pacific dominates production, North America and Europe lead in high‑purity pharmaceutical and specialty applications, and Latin America and Middle East & Africa are emerging growth regions.”
Asia‑Pacific, particularly China and India, is the world‘s largest producer and fastest‑growing region for organophosphorus intermediates. Chinese manufacturers, including XinChem, offer competitive pricing at scales ranging from research quantities to industrial batches, serving both domestic demand for pharmaceutical and polymer intermediates and exports to global markets. The region‘s expanding polymer and specialty chemical industries further drive demand for flame retardant additives and plasticizers.
North America (United States and Canada) and Europe (Germany, United Kingdom, Netherlands, Switzerland) together account for the largest share of high‑purity pharmaceutical and specialty consumption (≥99%), driven by the highest concentration of pharmaceutical R&D, advanced polymer research, and specialty chemical innovation. Customer requirements in these regions are stringent: purity ≥98%, full traceability, compliance with REACH and TSCA regulations, and comprehensive impurity documentation.
Japan and South Korea demand ultra‑high‑purity grades for advanced pharmaceutical development and high‑performance polymer applications.
Regulatory and Environmental Considerations
Potassium dibenzyl phosphate (CAS 78543‑37‑0) is subject to regulatory oversight in major economies, particularly when intended for pharmaceutical, polymer, and industrial applications. The compound has a European Community (EC) number of 616‑628‑9. The product is not yet EINECS nor TSCA registered in some jurisdictions, requiring buyers to verify regulatory status before commercial use.
Recommended storage conditions: store in a tightly sealed container in a cool, dry, well‑ventilated area, protected from moisture and incompatible materials. The compound is stable under recommended storage conditions and has a thermal decomposition onset temperature of approximately 142°C. Personal protective equipment (PPE) — including chemical‑resistant gloves, safety glasses, and respiratory protection — is recommended during handling. The synthesis of potassium dibenzyl phosphate produces hydrochloric acid as a by‑product, requiring appropriate safety measures and waste disposal in accordance with environmental regulations.
Future Outlook
The market outlook for potassium dibenzyl phosphate is tied to four core drivers: (1) sustained growth in global pharmaceutical R&D, particularly in prodrug development and phosphate mimetics for enzyme mechanism studies; (2) increasing demand for halogen‑free flame retardant additives in polymer formulations, driven by tightening fire safety regulations in construction, automotive, and electronics; (3) expansion of the specialty polymer and plasticizer markets, where KDBP offers improved flexibility and durability without compromising mechanical strength; and (4) growing adoption of organophosphorus reagents in advanced material synthesis and catalytic applications.
The global potassium dibenzyl phosphate market is the subject of comprehensive industry research, with reports covering market drivers, challenges, supply/demand dynamics, and detailed market predictions. Challenges include: competition from alternative phosphorylating agents and flame retardant systems, raw material price volatility, and potential regulatory restrictions on organophosphate compounds. Enterprises should focus on securing high‑purity (≥99%) production capabilities, maintaining rigorous impurity documentation for global regulatory filings, ensuring compliance with REACH and TSCA requirements, and building long‑term supply partnerships with pharmaceutical manufacturers, polymer formulators, and specialty chemical companies.
Shanghai XinChem Co., Ltd. (XinChem)
As a world‑leading supplier of organophosphorus compounds, pharmaceutical intermediates, and specialty chemicals, Shanghai XinChem Co., Ltd. (XinChem) has always focused on the innovative needs of the pharmaceutical, polymer, and chemical industries. Relying on core advantages in organic synthesis, quality control, and global logistics, we provide high‑quality Potassium Dibenzyl Phosphate (CAS 78543‑37‑0) to global customers. Our product is manufactured under strict quality management, achieving consistent specifications for pharmaceutical, industrial, and research grades. Fully compliant with international quality standards, it is an ideal phosphorylating agent, flame retardant additive, and chemical intermediate for pharmaceutical synthesis, polymer formulations, and advanced material applications.
1. Technical Advantages
High Purity & Consistency: Our potassium dibenzyl phosphate achieves purity levels of ≥96‑99% (verified by HPLC analysis), supplied as a white to off‑white free‑flowing crystalline powder, molecular weight 316.33 g/mol, melting point ~207°C.
Low Impurity Profile: Strict control of mono‑benzyl phosphate (≤0.3%), benzyl alcohol (≤0.5%), loss on drying (≤0.5%), water (≤2.0%), and toluene (≤0.5%) ensures high performance for pharmaceutical, polymer, and industrial applications.
Multiple Grades Available: We offer research grade (for laboratory and R&D applications), industrial grade (for polymer, flame retardant, and lubricant formulations), and high‑purity grade (for pharmaceutical and advanced material synthesis).
Batch‑to‑Batch Uniformity: Rigorous analytical testing (HPLC, melting point, loss on drying, pH, water content) guarantees consistent quality and reproducible performance across all production lots.
2. Product Advantages
Versatile Organophosphorus Platform: Directly used in pharmaceutical synthesis (prodrug development, nucleotide analogues, enzyme inhibitors), polymer formulations (flame retardants, plasticizers for PVC and polyurethane), organic synthesis (phosphorylating agent for complex organophosphate compounds), and industrial applications (lubricant additives, stabilizers for PVC products).
Proven Phosphorylating Capability: Functions as a versatile anionic nucleophile for introducing dibenzyl phosphonate moieties into target molecules; benzyl groups can be removed via hydrogenolysis to reveal parent phosphoric acid.
Good Solubility: Potassium cation enhances solubility in various polar organic solvents compared to other counterions; fully soluble in water.
Flexible Packaging: 25g, 100g, 500g, 1kg (R&D); 5kg, 10kg, 25kg fiber drums (industrial); full custom packaging available.
Reliable Supply Chain: Annual capacity in the multi‑ton range, with dedicated warehousing (cool, dry, light‑protected, sealed containers) and just‑in‑time delivery capabilities.
3. Application Fields
- Pharmaceutical Synthesis: Prodrug development, nucleotide analogues, enzyme inhibitors (acetylcholinesterase, cyclooxygenase‑2), anticancer drug candidates, antimicrobial agents, and phosphorylated bioactive molecules.
- Polymer Additives: Flame retardant for polyurethane foam, PVC, and other polymers; plasticizer improving flexibility and durability; stabilizer for PVC products.
- Organic Synthesis: Phosphorylating agent for phosphoric acid derivatives, esters, and organophosphate compounds; building block for complex organophosphorus molecules.
- Industrial Applications: Lubricant additive for automotive and machinery applications (reduces friction and wear), surfactant/emulsifier for agricultural formulations.
- Materials Science: Modifier for advanced polymeric materials; surface property modification; ligand construction for catalysis.
4. Service Support
Our technical team provides phosphorylating agent application guidance, impurity profiling, formulation recommendations, and regulatory documentation (Certificate of Analysis, Technical Data Sheet, Safety Data Sheet, REACH compliance, TSCA certification). We offer custom packaging and just‑in‑time delivery.
5. Why Choose XinChem
- Professionalism: 20+ years in the organophosphorus, pharmaceutical intermediate, and specialty chemical industries.
- Flexibility: Tailored to customer purity specifications, grade requirements, packaging sizes, and regulatory documentation needs.
- Cost‑effectiveness: High quality at competitive industrial pricing.
Contact us now to start cooperation!
Website: www.xinchem.com
Email: sales1@xinchem.com
WhatsApp: +86 18049800532
Post time: Jul-22-2026