1-(3-CHLOROPHENYL)-3-METHYL-4,5-DIHYDRO-1H-PYRAZOL-5-ONE Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 90-31-3 |
| Product name | 1-(3-CHLOROPHENYL)-3-METHYL-4,5-DIHYDRO-1H-PYRAZOL-5-ONE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeIndustrial 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 1-(3-CHLOROPHENYL)-3-METHYL-4,5-DIHYDRO-1H-PYRAZOL-5-ONE
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 1-(3-CHLOROPHENYL)-3-METHYL-4,5-DIHYDRO-1H-PYRAZOL-5-ONE Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 1-(3-CHLOROPHENYL)-3-METHYL-4,5-DIHYDRO-1H-PYRAZOL-5-ONE
| Industry | Application | Process |
|---|---|---|
| Pharmaceutical Industry | Intermediate | Used as a synthetic intermediate in the production of certain drug molecules, including anti-inflammatory and anticancer agents. |
| Pesticide Industry | Intermediate | Used in the synthesis of active ingredients in pesticides. |
| Chemical Industry | Synthetic Raw Material | Serves as a key raw material in organic synthesis, participating in the synthesis of various compounds. |
Manufacturing Quality Control of 1-(3-CHLOROPHENYL)-3-METHYL-4,5-DIHYDRO-1H-PYRAZOL-5-ONE
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantification using reverse-phase HPLC with UV detection at 254 nm, comparing peak area to a certified reference standard. |
| Related Substances | HPLC-DAD | Separation and identification of impurities by HPLC coupled with diode-array detection, using gradient elution and spectral comparison. |
| Residual Solvents | GC-FID | Headspace GC with flame ionization detection to quantify volatile organic solvents based on retention time and peak area calibration. |
| Water Content | Karl Fischer Titration | Electrochemical titration using iodine generated in situ to determine water content via stoichiometric reaction with Karl Fischer reagent. |
| Heavy Metals | ICP-OES | Multi-element quantification of Pb, Cd, Hg, As, and Cr after acid digestion, using plasma excitation and atomic emission spectroscopy. |
| Chloride Content | Potentiometric Titration | Titration with silver nitrate using a silver indicator electrode; endpoint detected by potential change due to AgCl precipitation. |
| Melting Point | Capillary Melting Point Apparatus | Thermal determination of solid-to-liquid transition range using calibrated capillary tube method per USP <741>. |
| Loss on Drying | Gravimetric Analysis | Mass loss measured after drying under controlled temperature and vacuum, indicating volatile and moisture content. |
| Residue on Ignition | Sulfated Ash Gravimetry | Weight of inorganic residue after high-temperature ignition following sulfuric acid treatment, per USP <281>. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity to calculate volume-based particle size distribution in dispersed powder samples. |
| Bulk Density | ASTM D1895 Method A | Measurement of mass per unit volume for freely settled powder in a standardized cylinder. |
| pH of Aqueous Suspension | pH Meter Measurement | Determination of hydrogen ion activity in a defined suspension (e.g., 10% w/v in water) using calibrated pH electrode. |
Technical Specifications of 1-(3-CHLOROPHENYL)-3-METHYL-4,5-DIHYDRO-1H-PYRAZOL-5-ONE
| Test Item | Specification |
|---|---|
| Appearance | White to off-white crystalline powder |
| Purity | >=98.5% |
| Melting Point | 142–146°C |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Residue on Ignition | <=0.1% |
| Heavy Metals | <=20 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 1-(3-CHLOROPHENYL)-3-METHYL-4,5-DIHYDRO-1H-PYRAZOL-5-ONE
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
Packaging of 1-(3-CHLOROPHENYL)-3-METHYL-4,5-DIHYDRO-1H-PYRAZOL-5-ONE
Industrial 1-(3-CHLOROPHENYL)-3-METHYL-4,5-DIHYDRO-1H-PYRAZOL-5-ONE 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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