1,3-Bis(diphenylphosphino)propane Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 6737-42-4 |
| Product name | 1,3-Bis(diphenylphosphino)propane |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial GradeSpecialty GradeIndustrial Grade |
| Packaging | 25KG/bag500KG/bag1000KG/bag |
| Sample | Test Samples Available (Click to Request Samples) |
| COA | View COA |
| Price | Get Quote |
| Supply Type | Bulk / Contract manufacturing / OEM |
| Shipping | FCL / LCL available |
| Payment Terms | Support FOB \ CIF \ EXW quotations, and accept Letter of Credit (L/C). |
| Manufacturer | Greenrock Chemical(China Factory) |
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Documents We Provide for 1,3-Bis(diphenylphosphino)propane
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 1,3-Bis(diphenylphosphino)propane Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 1,3-Bis(diphenylphosphino)propane
| Industry | Application | Process |
|---|---|---|
| Chemical Synthesis | Ligand for palladium-catalyzed cross-coupling reactions | Acts as a bidentate phosphine ligand in Suzuki, Heck, Stille, and other coupling reactions to enhance catalyst activity and selectivity |
| Pharmaceutical Intermediates Synthesis | Construction of chiral drug molecule scaffolds | Stabilizes metal catalysts in key steps such as asymmetric hydrogenation and carbon–carbon bond formation to improve enantioselectivity |
| Materials Science | Ligand for catalysts in organic light-emitting diode (OLED) material synthesis | Used to prepare transition metal complexes with phosphorus-containing ligands, serving as an auxiliary reagent in the synthesis of OLED emissive layer or electron-transport layer precursors |
| Fine Chemicals | Ligand for nickel/palladium-catalyzed C–N and C–O bond coupling reactions | Enhances catalyst stability and conversion efficiency in Ullmann-type and Buchwald–Hartwig-type amination/etherification reactions |
Manufacturing Quality Control of 1,3-Bis(diphenylphosphino)propane
| Test Item | Common Testing Method | Method Overview |
|---|---|---|
| Appearance | Visual Inspection | Observe the sample's color, physical state (e.g., white to off-white crystalline powder), and check for caking or presence of impurities. |
| Melting Point | Capillary Melting Point Method | Determine the melting temperature range using a melting point apparatus; compare with literature values (approximately 205–208 °C) to assess purity and consistency. |
| Purity (Assay) | High-Performance Liquid Chromatography (HPLC) | Use reversed-phase or normal-phase HPLC systems to identify components by retention time and quantify the main component via peak area normalization or external standard method. |
| Nuclear Magnetic Resonance Spectroscopy (¹H NMR and ³¹P NMR) | ¹H NMR analyzes the organic framework structure, while ³¹P NMR is sensitive to the phosphorus environment, enabling structural confirmation and impurity assessment. | |
| Moisture Content | Karl Fischer Titration | Accurately measure moisture content in the sample to prevent performance degradation or storage instability due to hygroscopicity. |
| Residual Solvents | Gas Chromatography (GC) | Detect organic solvents possibly remaining from synthesis (e.g., toluene, ethanol, tetrahydrofuran) to ensure compliance with safety standards. |
| Residue on Ignition / Ash Content | Ignition Residue Method | Weigh the inorganic residue after high-temperature incineration to evaluate the level of inorganic impurities. |
| Heavy Metal Content | Atomic Absorption Spectroscopy (AAS) or ICP-MS | Determine levels of metal impurities such as lead, mercury, palladium, and nickel, with particular attention to catalyst residues from the synthesis process. |
| Phosphorus Content | Elemental Analysis (EA) or ICP-OES | Verify the match between measured and theoretical phosphorus content to assist in confirming correct chemical composition. |
Technical Specifications of 1,3-Bis(diphenylphosphino)propane
| Test Item | Specification |
|---|---|
| Appearance | White to light yellow crystalline powder |
| Purity | >=98.0% (GC-MS) |
| Melting Point | 128°C to 132°C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Identification (NMR) | Consistent with structure |
| Residue on Ignition | <=0.1% |
Specifications vary by industry. Reach out to our technical experts for a COA tailored specifically to your application. Email:selse@GRchemical.com
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Download COA of 1,3-Bis(diphenylphosphino)propane
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 1,3-Bis(diphenylphosphino)propane
Safety Information of 1,3-Bis(diphenylphosphino)propane
| Pictograms |   |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of 1,3-Bis(diphenylphosphino)propane
Industrial 1,3-Bis(diphenylphosphino)propane Procurement FAQ
1. How do you ensure product quality consistency?
We rely on a mature China-based manufacturing system and implement strict batch control and quality inspection for every shipment. Our production process complies with ISO 9001 standards, and a COA is provided for each batch to ensure consistent and reliable quality.
2. Do you offer competitive pricing for bulk orders?
Yes, as a China-based manufacturer and bulk supplier, we provide tiered pricing based on order volume. We support FOB and CIF quotations, as well as L/C payment terms for large transactions to meet international trade requirements.
3. Can you support large-volume or long-term supply?
We have stable production capacity and a well-established supply chain, enabling continuous bulk supply. We support ton-level and container-level orders, as well as long-term cooperation projects.
4. What is your typical lead time?
For in-stock products, shipment can be arranged within 1–3 days. For bulk packaging or customized orders, lead time depends on the specific quantity and production schedule.
5. What documents do you provide?
We can provide complete documentation upon request, including COA, SDS, TDS, and other compliance certificates, meeting industrial procurement and export requirements.
6. Can you customize product specifications or packaging?
Yes, we support customization of parameters such as purity, impurities, residual solvents, and heavy metals. We also offer various bulk packaging options, including 25kg bags, drums, and IBC tanks, suitable for industrial applications and transportation.
7. What shipping options do you support?
We support both FCL (Full Container Load) and LCL (Less than Container Load) shipments, and can flexibly arrange logistics solutions based on order size to meet bulk chemical export needs.
8. Do you provide technical or application support?
Yes, we provide basic application guidance and technical support based on industry experience to help customers optimize product usage.
9. How do you handle compliance and export regulations?
We are familiar with international trade and export regulations, ensuring all products comply with relevant requirements. We also provide complete documentation to support smooth customs clearance and global delivery.
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