China Factory Direct
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| CAS number | 1979-96-0 |
| Product name | 4,6-Dichloro-2-Methylsulfanyl-5-nitro-pyriMidine |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial 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) |
Based on current marketvolatility and material availability.
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
| Industry | Application | Process |
|---|---|---|
| Agrochemicals | Intermediate for sulfonylurea fungicides | Serves as a key intermediate in the synthesis of sulfonylurea fungicides via reaction with sulfonamide compounds. |
| Agrochemicals | Intermediate for thiophanate-methyl fungicides | Used to synthesize N-(2,6-dimethylphenyl)-N'-methoxy-N'-methylurea, a precursor to thiophanate-methyl. |
| Agrochemicals | Intermediate for ethirimol fungicides | Serves as a key structural intermediate in the synthesis of ethirimol. |
| Pharmaceuticals | Building block for drug molecules | Enables construction of drug scaffolds through nucleophilic substitution at the reactive chlorine atom on the pyrimidine ring. |
| Fine Chemicals | Synthesis of specialty pyrimidine derivatives | Used to prepare functionalized pyrimidine derivatives via nucleophilic substitution, reduction, or coupling reactions. |
| Detection Item | Common Analytical Method | Method Overview |
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| Assay (Purity) | HPLC-UV | Quantitative determination using reverse-phase HPLC with UV detection at 254 nm, comparing peak area against a certified reference standard. |
| Related Substances | HPLC-DAD | Separation and identification of impurities using HPLC coupled with diode array detection; impurities quantified relative to main peak. |
| Residual Solvents | GC-FID | Headspace GC with flame ionization detection to quantify common solvents (e.g., methanol, acetone, DMF) based on retention time and calibration curves. |
| Water Content | Karl Fischer Titration | Volumetric or coulometric titration using iodine-based reagent to determine water content via stoichiometric reaction. |
| Heavy Metals | ICP-OES | Multi-element detection after acid digestion; metals quantified by atomic emission intensity at characteristic wavelengths. |
| Chloride Content | Potentiometric Titration | Titration with silver nitrate using silver indicator electrode; endpoint detected by potential change due to AgCl precipitation. |
| Sulfur Content | Combustion IC | High-temperature combustion followed by ion chromatographic detection of sulfate ions in absorption solution. |
| Nitro Group Content | Reduction Titration | Zinc dust reduction of nitro group to amino group followed by diazotization and back-titration with sodium nitrite. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition observed visually in capillary tube; onset and clear point recorded per USP <741>. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity as function of angle to determine volume-based particle size distribution. |
| Bulk Density | ASTM D1895 Method A | Mass of material settled under standardized conditions divided by calibrated cylinder volume. |
| Organic Volatile Impurities (OVI) | GC-MS | Identification and quantification of trace volatile organics using gas chromatography coupled with mass spectrometry detection. |
| Test Item | Specification |
|---|---|
| Appearance | White to off-white crystalline powder |
| Purity | >=98.5% |
| Melting Point | 148°C - 152°C |
| Total Impurities | <=1.0% |
| Single Impurity | <=0.3% |
| Water Content (KF) | <=0.5% |
| Residue on Ignition | <=0.1% |
| Heavy Metals | <=10 ppm |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() |
| Signal Word | Warning |
| Safety Data Sheet | |
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.