PYRAZOLE-4-CARBOXYLIC ACID, 3-AMINO-1-METHYL-, ETHYL ESTER Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 21230-43-3 |
| Product name | PYRAZOLE-4-CARBOXYLIC ACID, 3-AMINO-1-METHYL-, ETHYL ESTER |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial 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 PYRAZOLE-4-CARBOXYLIC ACID, 3-AMINO-1-METHYL-, ETHYL ESTER
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk PYRAZOLE-4-CARBOXYLIC ACID, 3-AMINO-1-METHYL-, ETHYL ESTER Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of PYRAZOLE-4-CARBOXYLIC ACID, 3-AMINO-1-METHYL-, ETHYL ESTER
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Synthesis of antiviral drug intermediates | Used in organic synthesis to construct drug molecule frameworks, with ethyl 3-amino-1-methyl-1H-pyrazole-4-carboxylate as a key intermediate |
| Agrochemicals | Synthesis of herbicide or insecticide intermediates | Applied as a precursor in synthesizing novel active pharmaceutical ingredients for high-efficacy, low-toxicity agrochemicals |
| Polymers & Advanced Materials | Functional monomer | Employed in the preparation of specialty polymers with enhanced thermal and chemical stability |
| Analytical Chemistry | Reference standard or reagent | Utilized as a reference material or reaction reagent in chromatographic and spectroscopic analyses |
Manufacturing Quality Control of PYRAZOLE-4-CARBOXYLIC ACID, 3-AMINO-1-METHYL-, ETHYL ESTER
| 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 against a certified reference standard. |
| Related Substances | HPLC-UV | Separation and quantification of impurities using gradient HPLC-UV; identification based on retention time matching and threshold limits per ICH Q3B. |
| Residual Solvents | GC-FID | Headspace GC with flame ionization detection to quantify low-boiling solvents (e.g., ethanol, ethyl acetate) per ICH Q3C guidelines. |
| Water Content | Karl Fischer Titration | Volumetric or coulometric titration using iodine-based reagent to determine trace water content via stoichiometric reaction. |
| Heavy Metals | ICP-MS | Multi-element quantification of toxic metals (Pb, Cd, Hg, As) after acid digestion, with detection at sub-ppt levels. |
| Chloride Impurity | Ion Chromatography | Separation and conductivity detection of chloride ions in aqueous extract; quantified against NaCl calibration standards. |
| Sulfated Ash | Gravimetric Analysis | Ignition at 700-800 C followed by weighing of inorganic residue after sulfuric acid treatment. |
| Melting Point | Capillary Melting Point Apparatus | Determination of temperature range at which solid transitions to liquid, indicating crystallinity and purity. |
| Specific Optical Rotation | Polarimetry | Measurement of rotation of plane-polarized light in solution to confirm chiral integrity and absence of racemization. |
| Particle Size Distribution | Laser Diffraction | Analysis of dry powder dispersion using Mie scattering theory to determine D10, D50, D90 values. |
| Bulk Density | Tap Density Tester | Measurement of mass per unit volume before and after standardized mechanical tapping to assess flow and handling properties. |
| Microbial Contamination | Membrane Filtration | Enumeration of aerobic microorganisms and absence of specified pathogens (e.g., E. coli, S. aureus) per USP <61> and <62>. |
Technical Specifications of PYRAZOLE-4-CARBOXYLIC ACID, 3-AMINO-1-METHYL-, ETHYL ESTER
| Test Item | Specification |
|---|---|
| Appearance | White to off-white crystalline powder |
| Purity | >=98.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 128°C - 132°C |
| Heavy Metals | <=20 ppm |
| 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 PYRAZOLE-4-CARBOXYLIC ACID, 3-AMINO-1-METHYL-, ETHYL ESTER
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of PYRAZOLE-4-CARBOXYLIC ACID, 3-AMINO-1-METHYL-, ETHYL ESTER
Safety Information of PYRAZOLE-4-CARBOXYLIC ACID, 3-AMINO-1-METHYL-, ETHYL ESTER
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of PYRAZOLE-4-CARBOXYLIC ACID, 3-AMINO-1-METHYL-, ETHYL ESTER
Industrial PYRAZOLE-4-CARBOXYLIC ACID, 3-AMINO-1-METHYL-, ETHYL 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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