4-Methylphenylsulfonylurea Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 1694-06-0 |
| Product name | 4-Methylphenylsulfonylurea |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeReagent 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 4-Methylphenylsulfonylurea
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 4-Methylphenylsulfonylurea Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 4-Methylphenylsulfonylurea
| Industry | Application | Process |
|---|---|---|
| Pesticides | Insecticide intermediate | Synthesized via reaction of p-toluenesulfonyl chloride with urea |
| Pharmaceuticals | Pharmaceutical intermediate | Used in the synthesis of certain antidiabetic drugs |
| Chemical reagents | Intermediate for synthesizing other organic compounds | Combined with other compounds via nucleophilic substitution |
Manufacturing Quality Control of 4-Methylphenylsulfonylurea
| Detection Item | Common Testing Methods | Method Overview |
|---|---|---|
| Content Determination | High-Performance Liquid Chromatography (HPLC) | Uses reversed-phase chromatographic columns with UV detection (e.g., 230–254 nm) to quantitatively analyze the main component. The method is sensitive, accurate, and exhibits good reproducibility. |
| Related Substances / Impurity Testing | HPLC - Area Normalization Method or External Standard Method | Separates the main peak from impurity peaks using gradient elution; calculates relative percentage content of impurities to assess product purity and process stability. |
| Loss on Drying | Drying Method (Constant Weight at 105°C) | Sample is dried at 105°C until constant weight is achieved. The mass loss is used to calculate moisture and volatile substance content, meeting pharmacopoeial general requirements. |
| Residual Ash | High-Temperature Incineration Method (700–800°C) | After high-temperature combustion, the remaining inorganic matter is weighed to evaluate levels of inorganic impurities or catalyst residues. |
| Heavy Metals | Thioacetamide Method or ICP-MS | Quantifies harmful metal elements such as lead, arsenic, mercury, and cadmium using colorimetric methods (per Chinese Pharmacopoeia general rules) or Inductively Coupled Plasma Mass Spectrometry (ICP-MS). |
| Residual Solvents | Headspace Gas Chromatography (HS-GC) | Utilizes headspace injection technique in gas chromatography to detect organic solvents (e.g., methanol, ethyl acetate, DMF) potentially left over from synthesis processes. |
| Melting Point Determination | Capillary Melting Point Method | Measures the temperature range from initial melting to complete melting, serving as an indicator of substance purity and crystal form consistency, a key physical constant for quality control. |
| pH Value (if applicable in solution) | pH Meter Measurement | Sample is dissolved into a specified concentration aqueous solution, and pH is measured using a calibrated pH meter to ensure compliance with formulation or storage requirements. |
| Appearance | Visual Inspection | Observes color, crystal form, odor, lumping, and other physical characteristics as preliminary indicators for quality assessment. |
Technical Specifications of 4-Methylphenylsulfonylurea
| Test Item | Specification |
|---|---|
| Appearance | White crystalline solid |
| Purity | >=98.5% (by HPLC) |
| Melting Point | 148-152°C |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=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 4-Methylphenylsulfonylurea
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 4-Methylphenylsulfonylurea
Packaging of 4-Methylphenylsulfonylurea
Industrial 4-Methylphenylsulfonylurea 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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