1-Ethyl-1H-pyrazole-4-boronic acid, pinacol ester Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 847818-70-6 |
| Product name | 1-Ethyl-1H-pyrazole-4-boronic acid, pinacol ester |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeReagent GradeIndustrial 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 1-Ethyl-1H-pyrazole-4-boronic acid, pinacol ester
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 1-Ethyl-1H-pyrazole-4-boronic acid, pinacol ester Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 1-Ethyl-1H-pyrazole-4-boronic acid, pinacol ester
| Industry | Application | Process Description |
|---|---|---|
| Pharmaceuticals | Pharmaceutical intermediates | Used in the synthesis of antitumor, antiviral, and kinase inhibitor drug molecules |
| Agrochemicals | Agrochemical intermediates | Serve as structural building blocks for novel pesticide active ingredients |
| Materials Science | Synthesis of organic optoelectronic materials | Function as modular building blocks for functional groups in OLED or semiconductor materials |
| Research & Development | Coupling reagents | Participate as boronate ester reagents in Suzuki coupling reactions for the synthesis of complex organic molecules |
| Chemical Synthesis | Heterocyclic compound construction | Used to construct pyrazole derivatives and other nitrogen-containing heterocyclic compounds |
Manufacturing Quality Control of 1-Ethyl-1H-pyrazole-4-boronic acid, pinacol ester
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantification via UV absorption at characteristic wavelength using external standard calibration. |
| Related Substances | HPLC-UV | Separation and detection of impurities relative to main peak using gradient elution and UV detection. |
| Residual Solvents | GC-FID | Identification and quantification of volatile organic solvents based on retention time and flame ionization response. |
| Water Content | Karl Fischer Titration | Electrochemical titration measuring water via iodine-sulfur dioxide reaction in anhydrous methanol medium. |
| Heavy Metals | ICP-MS | Multi-element detection of trace metals by mass spectrometry after acid digestion and nebulization. |
| Residue on Ignition | Gravimetric Analysis | Determination of inorganic ash content by high-temperature incineration followed by weight measurement. |
| Chloride Impurity | Ion Chromatography | Separation and conductivity-based quantification of chloride ions in aqueous extract. |
| Appearance | Visual Inspection | Assessment of physical state, color, and clarity against specified reference standards under controlled lighting. |
| Melting Point | Capillary Melting Point Apparatus | Determination of temperature range at which solid transitions to liquid using calibrated capillary method. |
| Specific Optical Rotation | Polarimetry | Measurement of rotation angle of plane-polarized light induced by chiral centers in solution. |
| Particle Size Distribution | Laser Diffraction | Analysis of size distribution based on angular scattering pattern of laser beam passing through dispersed sample. |
| pH of Aqueous Suspension | pH Meter | Measurement of hydrogen ion activity in a standardized suspension using calibrated glass electrode. |
Technical Specifications of 1-Ethyl-1H-pyrazole-4-boronic acid, pinacol ester
| Test Item | Specification |
|---|---|
| Appearance | White solid |
| Purity | >=98.0% (GC-MS) |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 78–82°C |
| Identification (NMR) | Consistent with structure |
| Residue on Ignition | <=0.1% |
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 1-Ethyl-1H-pyrazole-4-boronic acid, pinacol ester
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 1-Ethyl-1H-pyrazole-4-boronic acid, pinacol ester
Safety Information of 1-Ethyl-1H-pyrazole-4-boronic acid, pinacol ester
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of 1-Ethyl-1H-pyrazole-4-boronic acid, pinacol ester
Industrial 1-Ethyl-1H-pyrazole-4-boronic acid, pinacol ester 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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