China Factory Direct
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| CAS number | 69190-62-1 |
| Product name | 2-BUTYL-4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLANE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial GradeSpecialty GradeIndustrial Grade |
| Packaging | 25L/drum |
| 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) |
Based on current marketvolatility and material availability.
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
| Industry | Application | Process |
|---|---|---|
| Organic Synthesis | Serves as a borane reagent precursor for Suzuki-Miyaura cross-coupling reactions | Under inert atmosphere, undergoes cross-coupling with aryl or alkenyl halides to construct C–C bonds |
| Pharmaceutical R&D | Used in synthesizing boron-containing heterocyclic candidate drug molecules | Introduces borane groups via boronate transmetalation, followed by oxidation or coupling to yield target molecules |
| Materials Science | Functions as a functionalized borane monomer for polymer material modification | Copolymerized or grafted with unsaturated monomers to enhance thermal stability or optoelectronic properties |
| Catalytic Chemistry | Acts as a boron source ligand in transition metal-catalyzed reactions | Forms active complexes with metals such as palladium and nickel to facilitate cross-coupling or hydrogenation reactions |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detection | Quantifies main component by retention time and peak area against calibrated standard. |
| Residual Solvents | Headspace Gas Chromatography (HS-GC) | Volatiles are equilibrated in headspace vial and quantified by GC-FID or GC-MS. |
| Water Content | Karl Fischer Titration (Coulometric) | Electrochemical titration where iodine reacts stoichiometrically with water. |
| Residual Boron Impurities | ICP-OES | Elemental boron is quantified after acid digestion using plasma-excited atomic emission. |
| Heavy Metals (Pb, Cd, Hg, As) | ICP-MS | Multi-element trace metal analysis after microwave-assisted acid digestion. |
| Chloride Content | Ion Chromatography (IC) | Chloride ions separated on anion-exchange column and detected by conductivity. |
| Acid Value | Potentiometric Titration with NaOH | Free acidic impurities neutralized by standardized NaOH; endpoint detected by pH electrode. |
| Residue on Ignition | Gravimetric Analysis | Non-volatile inorganic residue determined by weight after high-temperature ashing. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition observed visually or via automated optical detection during controlled heating. |
| Optical Rotation | Polarimetry | Measures specific rotation of chiral compound in solution using plane-polarized light. |
| Particle Size Distribution | Laser Diffraction | Size distribution derived from angular scattering pattern of dispersed particles in liquid medium. |
| Organic Volatile Impurities (by GC-MS) | Gas Chromatography-Mass Spectrometry | Identification and semi-quantification of unknown volatile organic impurities using spectral libraries. |
| Test Item | Specification |
|---|---|
| Appearance | Colorless liquid |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Identification (NMR) | Consistent with structure |
| Odor | Characteristic mild odor |
| Refractive Index (n20/D) | 1.420–1.430 |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() |
| Signal Word | Warning |
| Safety Data Sheet | |
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.