1.1'-Binaphthyl-2.2'-diphemyl phosphine Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 98327-87-8 |
| Product name | 1.1'-Binaphthyl-2.2'-diphemyl phosphine |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeReagent 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 1.1'-Binaphthyl-2.2'-diphemyl phosphine
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 1.1'-Binaphthyl-2.2'-diphemyl phosphine Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 1.1'-Binaphthyl-2.2'-diphemyl phosphine
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Synthesis of chiral drug intermediates | Chiral ligand for asymmetric hydrogenation catalysts, applied in the synthesis of antibiotics, antiviral agents, and cardiovascular drugs |
| Fine Chemicals | Synthesis of chiral compounds | Chiral ligand in asymmetric catalytic reactions, including asymmetric C–C bond formation and asymmetric reduction |
| Materials Science | Preparation of chiral functional materials | Used to synthesize optically active polymers or liquid crystalline materials |
| Agricultural Chemicals | Synthesis of chiral pesticides | Catalyzes the synthesis of high-efficacy, low-toxicity pesticides with defined stereochemistry |
| Academic Research | Study of chiral catalytic mechanisms | Model ligand for mechanistic investigation and optimization of transition metal-catalyzed asymmetric reactions |
Manufacturing Quality Control of 1.1'-Binaphthyl-2.2'-diphemyl phosphine
| Test Item | Common Testing Methods | Method Overview |
|---|---|---|
| Appearance | Visual Inspection | Observe the color, physical state, and presence of visible impurities. High-purity BINAP typically appears as a white to off-white crystalline powder. |
| Purity (Main Component Content) | High-Performance Liquid Chromatography (HPLC) | Utilize reversed-phase or normal-phase HPLC systems for qualitative identification via retention time and quantitative determination of BINAP content using peak area normalization or external standard methods. Commonly used to assess organic purity. |
| Chiral Purity | Chiral High-Performance Liquid Chromatography (Chiral HPLC) | Employ chiral stationary phase columns to separate (R)- and (S)-BINAP enantiomers and evaluate enantiomeric excess (ee value) to ensure chiral purity. |
| Solvent Residue | Gas Chromatography (GC) | Quantitatively analyze residual organic solvents (e.g., toluene, ethanol, THF) used during synthesis, in accordance with ICH guidelines. |
| Water Content | Karl Fischer Titration | Accurately determine the water content in the sample to prevent hydrolysis or adverse effects on subsequent catalytic reactions. |
| Melting Point | Melting Point Apparatus | Measure the melting point range of BINAP to preliminarily assess purity and crystalline form consistency (literature melting point: approximately 230–235°C). |
| Heavy Metal Residue | Atomic Absorption Spectroscopy (AAS) or ICP-MS | Detect residual heavy metals such as lead, palladium, and nickel to ensure compliance with safety standards for pharmaceuticals or fine chemicals. |
| Phosphorus Content | Elemental Analysis or ICP-OES | Determine phosphorus content via elemental analysis or Inductively Coupled Plasma Optical Emission Spectroscopy (ICP-OES) to verify molecular composition. |
| Structure Confirmation | Nuclear Magnetic Resonance Spectroscopy (NMR) | Confirm BINAP structure using ¹H NMR and ³¹P NMR; characteristic peak matching verifies structural correctness. |
| Infrared Spectroscopy | Fourier Transform Infrared Spectroscopy (FT-IR) | Verify molecular structure through characteristic functional group absorption peaks (e.g., P-Ph, aromatic rings). |
Technical Specifications of 1.1'-Binaphthyl-2.2'-diphemyl phosphine
| Test Item | Specification |
|---|---|
| Appearance | White to off-white crystalline solid |
| Purity | >=98.0% (HPLC) |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 248–252°C |
| Optical Rotation | +35° to +41° (c=1, CHCl3) |
| Identification (NMR) | Conforms to reference spectrum |
| Identification (IR) | Conforms to reference spectrum |
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 1.1'-Binaphthyl-2.2'-diphemyl phosphine
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 1.1'-Binaphthyl-2.2'-diphemyl phosphine
Safety Information of 1.1'-Binaphthyl-2.2'-diphemyl phosphine
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of 1.1'-Binaphthyl-2.2'-diphemyl phosphine
Industrial 1.1'-Binaphthyl-2.2'-diphemyl phosphine 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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