1-Methyl-1H-pyrazol-5(4H)-one Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 10234-66-9 |
| Product name | 1-Methyl-1H-pyrazol-5(4H)-one |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeIndustrial GradeSpecialty GradeReagent 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-Methyl-1H-pyrazol-5(4H)-one
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 1-Methyl-1H-pyrazol-5(4H)-one Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 1-Methyl-1H-pyrazol-5(4H)-one
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Intermediate for synthesizing anti-inflammatory drugs | Used in cyclization and condensation reactions |
| Pesticides | Preparation of pyrazole-based insecticides | Used in oxidation and substitution reactions |
| Dyes | Precursor for pyrazolone-based azo dyes | Applied in diazotization and coupling reactions |
| Chemical Research | Reagent for laboratory-scale organic synthesis | Employed in multi-step organic transformations |
Manufacturing Quality Control of 1-Methyl-1H-pyrazol-5(4H)-one
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantification by peak area comparison against a certified reference standard using reversed-phase chromatography and UV detection at 210-254 nm. |
| Related Substances | HPLC-UV | Separation and detection of impurities using gradient HPLC with UV detection; identification and quantification relative to main peak. |
| Residual Solvents | GC-FID | Headspace GC with flame ionization detection to quantify common organic solvents based on retention time and peak area calibration. |
| Water Content | Karl Fischer Titration | Volumetric or coulometric titration using iodine generation in pyridine-free reagent to determine water by stoichiometric reaction. |
| Heavy Metals | ICP-OES | Digestion followed by multi-element quantification via atomic emission from plasma-excited atoms. |
| Chloride Impurity | Ion Chromatography | Separation of chloride anions on an anion-exchange column with conductivity detection and external calibration. |
| Sulfated Ash | Gravimetric Analysis | High-temperature incineration to convert inorganic residues to sulfates, followed by weighing of residual ash. |
| Melting Point | Capillary Melting Point Apparatus | Thermal determination of solid-to-liquid transition range using calibrated capillary tube method per USP/EP guidelines. |
| Appearance | Visual Inspection | Assessment of physical state, color, and clarity against standard references under controlled lighting conditions. |
| Specific Optical Rotation | Polarimetry | Measurement of rotation angle of plane-polarized light induced by chiral molecules in solution at specified concentration and wavelength. |
| pH of Aqueous Solution | Potentiometric pH Measurement | Determination using calibrated glass electrode in a saturated aqueous suspension or defined solution. |
| Residue on Ignition | Gravimetric Analysis | Ignition at 700-800 C to volatilize organic matter; residue mass measured after cooling in desiccator. |
Technical Specifications of 1-Methyl-1H-pyrazol-5(4H)-one
| Test Item | Specification |
|---|---|
| Appearance | White to off-white crystalline powder |
| Purity | >=98.5% |
| Melting Point | 128.0–132.0°C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| 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 1-Methyl-1H-pyrazol-5(4H)-one
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 1-Methyl-1H-pyrazol-5(4H)-one
Safety Information of 1-Methyl-1H-pyrazol-5(4H)-one
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of 1-Methyl-1H-pyrazol-5(4H)-one
Industrial 1-Methyl-1H-pyrazol-5(4H)-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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