Bis[(-)pinanediolato]diboron Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 230299-05-5 |
| Product name | Bis[(-)pinanediolato]diboron |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeIndustrial GradeSpecialty Grade |
| Packaging | 25KG/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 Bis[(-)pinanediolato]diboron
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Bis[(-)pinanediolato]diboron Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Bis[(-)pinanediolato]diboron
| Industry | Application | Process |
|---|---|---|
| Organic Synthesis | Chiral reducing agent for asymmetric synthesis of chiral alcohols | Used as a chiral inducer in catalytic hydrogenation or transfer hydrogenation reactions to achieve high enantioselectivity |
| Pharmaceutical Intermediates | Key intermediate for synthesizing chiral drug molecules, such as β-blockers or antimicrobial agents | Stereospecific reduction of boronate esters to construct chiral centers |
| Fine Chemicals | Preparation of chiral ligands or catalyst precursors | Assembled with other metals or organic molecules to form asymmetric catalytic systems |
Manufacturing Quality Control of Bis[(-)pinanediolato]diboron
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reverse-phase HPLC with UV detection at 210 nm, calibrated against certified reference standard. |
| Chiral Purity | Chiral HPLC | Enantiomeric excess assessment using chiral stationary phase and UV detection, comparing retention times of enantiomers. |
| Residual Solvents | GC-FID | Identification and quantification of common solvents (e.g., THF, toluene) via headspace GC with flame ionization detection. |
| Water Content | Karl Fischer Titration | Volumetric or coulometric titration measuring water by reaction with iodine in pyridine-methanol buffer. |
| Heavy Metals | ICP-MS | Multi-element trace metal quantification (e.g., Pb, Cd, Ni, Fe) after acid digestion and isotopic detection. |
| Chloride Impurity | Ion Chromatography | Separation and quantification of chloride anions using suppressed conductivity detection. |
| Sulfate Impurity | Ion Chromatography | Separation and quantification of sulfate anions using suppressed conductivity detection. |
| Acid Value | Acid-Base Titration | Neutralization of acidic impurities with standardized NaOH solution using phenolphthalein indicator. |
| Appearance | Visual Inspection | Assessment of physical state, color, and clarity against established reference standards under controlled lighting. |
| Melting Point | Capillary Melting Point Apparatus | Determination of temperature range over which solid transitions to liquid, using calibrated digital apparatus. |
| Residue on Ignition | Gravimetric Analysis | Measurement of non-volatile inorganic residue after high-temperature ashing and weighing. |
| Particle Size Distribution | Laser Diffraction | Analysis of dry powder particle size distribution based on light scattering intensity patterns. |
Technical Specifications of Bis[(-)pinanediolato]diboron
| Test Item | Specification |
|---|---|
| Appearance | White solid |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Melting Point | 112–116°C |
| Optical Rotation | -15.0 to -19.0° (c=1, in CHCl3) |
| Identification (NMR) | Consistent with structure |
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 Bis[(-)pinanediolato]diboron
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of Bis[(-)pinanediolato]diboron
Packaging of Bis[(-)pinanediolato]diboron
Industrial Bis[(-)pinanediolato]diboron 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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