China Factory Direct
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| CAS number | 1005771-03-8 |
| Product name | 2-(3-(9,9-dimethyl-9H-fluoren-2-yl)phenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial 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) |
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 Optoelectronic Materials | Synthetic intermediate for hole-transport layer (HTL) or emissive layer dopants in OLED devices | Used in Suzuki coupling to construct conjugated polymer or small-molecule emissive material backbones |
| Pharmaceutical R&D | Reagent for introducing fluorenyl structural units into novel targeted drug molecules | Applied in palladium-catalyzed coupling with aryl halides to build fluorenyl-containing bioactive molecules |
| High-Performance Polymers | Functionalized monomer for fluorene-based conjugated polymers (e.g., PFO derivatives) | Employed as a boronate ester monomer in Stille or Suzuki cross-coupling polymerization to tune polymer energy levels and solubility |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantifies main compound concentration using UV absorption at specific wavelength relative to reference standard. |
| Related Substances | HPLC-UV | Detects and quantifies structurally similar impurities by retention time and peak area comparison. |
| Residual Solvents | GC-FID | Measures volatile organic solvents (e.g., THF, toluene) via flame ionization detection after gas chromatographic separation. |
| Heavy Metals | ICP-OES | Determines total elemental metal content (e.g., Pd, Ni, Fe) by plasma excitation and optical emission intensity. |
| Water Content | Karl Fischer Titration | Quantifies water via stoichiometric reaction between iodine, sulfur dioxide, and water in anhydrous methanol medium. |
| Residue on Ignition | Gravimetric Analysis | Measures non-volatile inorganic residue after high-temperature ashing and weighing. |
| Melting Point | Capillary Melting Point Apparatus | Determines temperature range at which solid transitions to liquid based on thermal behavior observation. |
| Appearance | Visual Inspection | Assesses physical state, color, and presence of visible particulates or foreign matter under controlled lighting. |
| Chloride Content | Ion Chromatography | Separates and quantifies chloride ions using conductivity detection after anion exchange chromatography. |
| Boron Content | ICP-OES | Quantifies total boron by measuring characteristic emission intensity after acid digestion and plasma atomization. |
| Test Item | Specification |
|---|---|
| Appearance | White to orange crystalline powder |
| Purity | >=98.5% (GC-MS) |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 210–215 °C |
| Identification (NMR) | Consistent with structure |
| Heavy Metals | <=10 ppm |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
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.