Ethyl pyrazole-4-carboxylate Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 37622-90-5 |
| Product name | Ethyl pyrazole-4-carboxylate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty 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) |
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Documents We Provide for Ethyl pyrazole-4-carboxylate
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Ethyl pyrazole-4-carboxylate Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Ethyl pyrazole-4-carboxylate
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Key intermediate for synthesizing anti-inflammatory agents, antihistamines, and kinase inhibitors; used to construct the pyrazole ring structure | Condensation cyclization with hydrazine derivatives, or multi-step synthesis—including hydrolysis and amidation—to prepare active pharmaceutical ingredients (APIs) |
| Agrochemicals | Heterocyclic scaffold precursor for novel insecticides and fungicides, e.g., pyrazole derivatives targeting insect GABA receptors | Alkylation, condensation, or addition reactions with haloalkanes, aldehydes, or isocyanates to construct functionalized pyrazole agrochemical molecules |
| Materials Science | Building block for ligands or electron-transport materials in organic light-emitting diodes (OLEDs) and fluorescent probes | Metal-catalyzed reactions—including Suzuki coupling and Ullmann condensation—to introduce conjugated groups and tune optoelectronic properties |
Manufacturing Quality Control of Ethyl pyrazole-4-carboxylate
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantifies main component by UV absorption at specific wavelength using reverse-phase chromatography with external standard calibration. |
| Related Substances | HPLC-UV | Detects and quantifies impurities and degradation products via gradient HPLC separation and UV detection. |
| Residual Solvents | GC-FID | Measures volatile organic solvents (e.g., ethanol, ethyl acetate) using gas chromatography with flame ionization detection. |
| Water Content | Karl Fischer Titration | Determines trace water by coulometric or volumetric titration based on iodine-sulfur dioxide redox reaction. |
| Heavy Metals | ICP-OES | Quantifies metals (e.g., Pb, Cd, Ni, Fe) after acid digestion using inductively coupled plasma optical emission spectroscopy. |
| Chloride Impurity | Ion Chromatography | Separates and quantifies chloride ions using anion-exchange column and conductivity detection. |
| Sulfated Ash | Gravimetric Analysis | Measures inorganic residue after combustion with sulfuric acid treatment and high-temperature incineration. |
| Melting Point | Capillary Melting Point Apparatus | Determines temperature range at which solid transitions to liquid using calibrated capillary tube method. |
| Appearance | Visual Inspection | Assesses physical state, color, and clarity of sample against established reference standards under controlled lighting. |
| Acid Value | Acid-Base Titration | Measures free carboxylic acid content by titration with standardized NaOH solution using phenolphthalein indicator. |
| Specific Optical Rotation | Polarimetry | Quantifies chiral purity by measuring rotation of plane-polarized light in solution at specified concentration and path length. |
| Residue on Ignition | Gravimetric Analysis | Determines non-volatile inorganic residue after ignition at 700-800 C without sulfuric acid pretreatment. |
Technical Specifications of Ethyl pyrazole-4-carboxylate
| Test Item | Specification |
|---|---|
| Appearance | White crystalline solid |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Melting Point | 72-76°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
| Residue on Ignition | <=0.1% |
| Odor | Characteristic ester-like odor |
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 Ethyl pyrazole-4-carboxylate
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of Ethyl pyrazole-4-carboxylate
Packaging of Ethyl pyrazole-4-carboxylate
Industrial Ethyl pyrazole-4-carboxylate 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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