9- Phenyl-2-(4,4,5,5-tetraMethyl- 1,3,2-dioxaborolan-2-yl)-9H-carbazole Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 1246669-45-3 |
| Product name | 9- Phenyl-2-(4,4,5,5-tetraMethyl- 1,3,2-dioxaborolan-2-yl)-9H-carbazole |
| 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) |
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Documents We Provide for 1246669-45-3
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 1246669-45-3 Supplier from China
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Industrial Applications of 1246669-45-3
| Industry | Application | Process |
|---|---|---|
| Organic Electronic Materials | Organic small-molecule monomer for OLED emissive or hole-transport layers; used to synthesize carbazole-based conjugated polymers or small molecules | Suzuki cross-coupling with aryl halides (e.g., aryl bromides, aryl chlorides) under palladium catalysis (e.g., Pd(PPh₃)₄, Pd(dppf)Cl₂) to form C–C bonds |
| Pharmaceutical Intermediates | Intermediate for synthesizing bioactive carbazole derivatives (e.g., kinase inhibitors, antitumor candidates) | Suzuki–Miyaura coupling to construct aryl–aryl bonds, followed by functional group transformations—such as hydrolysis, amination, and cyclization—to prepare target drug molecules |
| Functional Materials R&D | Structural building block for thermally activated delayed fluorescence (TADF) emitters and host materials | Suzuki coupling with electron-deficient aryl halides bearing cyano, triazine, or sulfonyl groups to construct D–A-type molecules, enabling tuning of HOMO/LUMO energy levels and excited-state properties |
Manufacturing Quality Control of 1246669-45-3
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantifies main component using reversed-phase HPLC with UV detection at 254 nm, comparing peak area to a certified reference standard. |
| Related Substances | HPLC-UV | Detects and quantifies impurities (e.g., residual starting materials, by-products) via gradient HPLC with UV detection. |
| Residual Solvents | GC-FID | Measures volatile organic solvents (e.g., THF, toluene, methanol) using gas chromatography with flame ionization detection. |
| Water Content | Karl Fischer Titration | Determines trace water by coulometric or volumetric titration based on the iodine-sulfur dioxide reaction in pyridine-free reagent. |
| Heavy Metals | ICP-MS | Quantifies elemental impurities (e.g., Pd, Ni, Fe) after acid digestion using inductively coupled plasma mass spectrometry. |
| Residual Palladium | ICP-OES | Measures palladium content from catalyst residues using inductively coupled plasma optical emission spectroscopy. |
| Chloride Content | Ion Chromatography | Separates and quantifies chloride ions using suppressed conductivity detection after aqueous extraction. |
| Melting Point | Capillary Melting Point Apparatus | Determines temperature range at which solid transitions to liquid, indicating crystallinity and purity. |
| Appearance | Visual Inspection | Assesses physical state, color, and presence of foreign particles under controlled white light against defined standards. |
| Loss on Drying | Gravimetric Analysis | Measures weight loss after drying under vacuum at specified temperature/time to determine volatile content. |
| Specific Optical Rotation | Polarimetry | Measures rotation of plane-polarized light to confirm chiral integrity and absence of racemization. |
| Residual Boron | ICP-OES | Quantifies total boron content (including unreacted boronic species) after microwave-assisted acid digestion. |
Technical Specifications of 1246669-45-3
| Test Item | Specification |
|---|---|
| Appearance | White to off-white crystalline solid |
| Purity | >=98.0% (GC-MS) |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 145–149°C |
| Identification (NMR) | Conforms to reference standard |
| Residue on Ignition | <=0.1% |
| Heavy Metals | <=10 ppm |
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 1246669-45-3
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 1246669-45-3
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Industrial 1246669-45-3 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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