China Factory Direct
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| CAS number | 5980-97-2 |
| Product name | 2,4,6-Trimethylphenylboronic acid |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeElectronic 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) |
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 |
|---|---|---|
| Pharmaceuticals | Intermediate for synthesizing drug molecules, used to construct aryl–aryl bonds | Participates in Suzuki–Miyaura cross-coupling reactions with aryl halides under palladium catalysis to generate target drug molecules |
| Pesticides | Aromatic ring building block for synthesizing novel fungicides or insecticides | Acts as a boronate ester precursor in coupling reactions to construct active ingredients containing methyl-substituted phenyl rings |
| Organic Luminescent Materials | Building block for emissive or charge-transport layers in organic light-emitting diodes (OLEDs) | Introduced into conjugated polymer or small-molecule backbones via coupling reactions to tune energy levels and luminescent properties |
| Polymers | Functional monomer for synthesizing polymers with specific topologies | Participates in polymerization or cross-linking reactions through dynamic covalent bond formation involving the boronic acid group |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination based on peak area comparison with a certified reference standard using reversed-phase chromatography and UV detection at ~254 nm. |
| Residual Solvents | GC-FID | Separation and quantification of volatile organic solvents (e.g., THF, toluene, methanol) using capillary gas chromatography with flame ionization detection. |
| Heavy Metals (Pb, Cd, Hg, As) | ICP-MS | Multi-element trace metal quantification via inductively coupled plasma mass spectrometry after acid digestion and matrix-matched calibration. |
| Water Content | Karl Fischer Titration (Coulometric) | Electrochemical titration measuring water content based on the stoichiometric reaction of iodine with water in anhydrous pyridine/methanol medium. |
| Residue on Ignition (Sulfated Ash) | Gravimetric Analysis | Determination of inorganic residue after high-temperature incineration (~750 °C) followed by sulfuric acid treatment and precise weighing. |
| Chloride Impurity | Ion Chromatography (IC) | Separation and quantification of chloride ions using suppressed conductivity detection after aqueous extraction and filtration. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition measurement via controlled heating of a capillary-packed sample, indicating crystallinity and identity based on sharpness and temperature range. |
| Appearance & Color | Visual Inspection / Hazen (APHA) Scale | Subjective assessment of physical state (crystalline solid) and quantitative color evaluation against platinum-cobalt standards. |
| Related Substances (Impurity Profile) | HPLC-UV with PDA | Identification and quantification of structurally related impurities (e.g., 2,4-dimethylbenzeneboronic acid, trialkyl borates) using gradient HPLC and photodiode array detection. |
| Boron Content | Acid-Base Back Titration (with Mannitol) | Complexation of borate with mannitol in alkaline medium followed by titration with standardized HCl to determine total boron stoichiometrically. |
| Particle Size Distribution | Laser Diffraction | Analysis of dry powder dispersion using Mie scattering theory to derive volumetric particle size distribution (D10, D50, D90). |
| Test Item | Specification |
|---|---|
| Appearance | Off-white crystalline solid |
| Purity | >=98.0% (by LC-MS) |
| Melting Point | 124–128°C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
| Residue on Ignition | <=0.1% |
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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.