1,2-Diphosphinoethane Bulk Price 2026: Market Analysis and Technical Specifications
- 2026 market analysis indicates stable supply chains for high-purity ligands.
- Technical specs require ≥97% purity and argon storage for stability.
- Direct procurement from verified manufacturers ensures COA accuracy.
The global demand for specialized organophosphorus ligands continues to evolve, driven by advancements in catalysis and pharmaceutical intermediate synthesis. As we approach 2026, understanding the bulk price dynamics for CAS 5518-62-7 is critical for procurement managers and process chemists. This compound, often referred to in industrial contexts as 1,2-Diphosphinoethane, serves as a foundational bidentate ligand in transition metal chemistry. Sourcing from a reliable global manufacturer ensures consistency in reaction yields and minimizes downstream purification costs.
At NINGBO INNO PHARMCHEM CO.,LTD., we recognize that price is only one component of total cost of ownership. Factors such as industrial purity, packaging integrity, and documentation compliance play equally significant roles in maintaining production efficiency. This analysis details the technical parameters and commercial forecasts necessary for strategic sourcing in the coming fiscal years.
Technical Specifications and Quality Standards
For large-scale applications, adhering to strict physical and chemical specifications is non-negotiable. The following table outlines the standard industry parameters for this material, based on current high-grade manufacturing capabilities.
| Parameter | Specification | Testing Method |
|---|---|---|
| Chemical Name | 1,2-Bis(diphenylphosphino)ethane | NMR / MS |
| CAS Number | 5518-62-7 | Registry |
| Molecular Formula | (C6H5)2PCH2CH2P(C6H5)2 | Calculation |
| Formula Weight | 398.42 g/mol | Mass Spec |
| Purity | ≥97% | HPLC / GC |
| Melting Point | 138°C to 143°C | DSC / Capillary |
| Sensitivity | Air Sensitive | Observation |
| Storage Condition | Ambient temperatures; Store under Argon | Stability Study |
Maintaining these specifications requires a robust manufacturing process that controls oxidation and moisture ingress. Deviations in melting point or purity can significantly impact catalytic turnover numbers in sensitive organometallic reactions.
Synthesis Route and Industrial Purity
The commercial production of this ligand typically involves the reaction of diphenylphosphine with 1,2-dichloroethane under basic conditions. Optimizing this synthesis route is essential for achieving the high yields required for cost-effective bulk production. Impurities such as unreacted phosphines or oxidized phosphine oxides must be minimized to meet the ≥97% industrial purity standard.
Advanced manufacturers utilize inert atmosphere processing throughout the synthesis and crystallization stages. This prevents the formation of phosphine oxides, which can act as catalyst poisons in downstream applications. Quality control protocols include rigorous testing via HPLC and NMR spectroscopy. Every batch shipped should be accompanied by a comprehensive COA (Certificate of Analysis) detailing lot-specific purity levels and residual solvent data.
Applications in Catalysis and Pharma
This compound is a bidendate ligand extensively used in coordination chemistry to prepare metal complexes. Its primary utility lies in enhancing reaction rates and selectivity in organic synthesis. Key application areas include:
- Catalysis: Effective in transition metal catalysis, particularly for allylic alkylation and decarboxylation of allylic esters.
- Organometallic Chemistry: Crucial for preparing complexes used in new material development.
- Pharmaceutical Development: Aids in drug discovery by facilitating complex chemical reactions for therapeutic agents.
- Polymer Science: Employed in synthesizing advanced polymers with tailored properties.
Researchers also utilize this chemical in environmental remediation studies and 1,3-diene synthesis. The versatility of the molecule makes it a staple in R&D laboratories and pilot plants alike.
2026 Bulk Price Forecast and Procurement Strategy
Looking toward 2026, the bulk price for CAS 5518-62-7 is expected to remain stable, contingent upon raw material availability and energy costs associated with synthesis. However, premium pricing may apply to grades offering guaranteed low metal content or specific particle size distributions. Buyers should anticipate potential fluctuations based on global supply chain logistics.
When sourcing high-purity 1,2-Diphosphinoethane, buyers should prioritize suppliers who can demonstrate consistent batch-to-b reproducibility. Direct engagement with the manufacturer allows for customization of packaging sizes, ranging from laboratory scales to multi-ton industrial shipments. This direct relationship also facilitates better negotiation on long-term contracts, locking in favorable rates before market shifts occur.
Safety and Handling Protocols
Safe handling is paramount due to the chemical's sensitivity and hazard profile. The substance is classified with hazard statements H315, H319, H335, and H500. It causes skin and serious eye irritation and may cause respiratory irritation. Furthermore, it is very toxic to aquatic life. Precautionary statements include wearing protective gloves, eye protection, and ensuring adequate ventilation. Storage under argon is recommended to maintain stability and prevent degradation.
Partnering with NINGBO INNO PHARMCHEM CO.,LTD.
For enterprises seeking a dependable supply chain partner, NINGBO INNO PHARMCHEM CO.,LTD. stands out as a premier provider of high-quality pharmaceutical intermediates. Our commitment to technical excellence ensures that every product meets stringent international standards. We offer transparent documentation, including Safety Data Sheets (SDS) and Certificates of Origin (COO), to streamline customs and regulatory compliance.
By choosing a verified partner, you mitigate the risks associated with substandard materials that can compromise entire production runs. Our team is equipped to discuss technical requirements, scale-up capabilities, and competitive pricing structures tailored to your 2026 procurement goals. Contact us today to secure your supply of critical ligands and maintain your competitive edge in the global market.