China Factory Direct
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| CAS number | 33097-11-9 |
| Product name | 4,6-DICHLORO-2-METHYLSULFANYL-PYRIMIDINE-5-CARBALDEHYDE |
| 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 |
|---|---|---|
| Agriculture | Key intermediate in the synthesis of herbicides (e.g., pyributicarb) | Constructs the pyrimidine ring core structure via condensation, chlorination, and related reaction steps |
| Pharmaceuticals | Raw material for synthesizing bioactive pyrimidine-based compounds | Builds the pyrimidine ring in drug molecules, enabling subsequent functional group modifications |
| Chemical Research | Intermediate for organic synthesis and medicinal chemistry research | Employed in laboratory-scale custom synthesis to construct novel compound libraries and support biological activity screening |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantification using reversed-phase HPLC with UV detection at ~254 nm, comparing peak area against a certified reference standard. |
| Related Substances (Impurities) | HPLC-UV or UPLC-MS | Separation and detection of structurally related impurities (e.g., hydrolysis products, isomers) via chromatographic resolution and UV or mass-selective detection. |
| Residual Solvents | GC-FID or GC-MS | Headspace GC analysis with flame ionization or mass spectrometric detection to quantify residual solvents (e.g., methanol, acetone, DMF) per ICH Q3C guidelines. |
| Heavy Metals | ICP-MS | Multi-element quantification of toxic metals (e.g., Pb, Cd, Hg, As) after acid digestion, based on atomic mass spectrometry detection. |
| Chloride Content | Potentiometric Titration with AgNO₃ | Direct titration with standardized silver nitrate solution; endpoint detected by silver-ion selective electrode. |
| Sulfur Content (as Methanethiol-derived) | Oxidative Combustion followed by IC | High-temperature combustion converts organic sulfur to sulfate, quantified by ion chromatography with conductivity detection. |
| Water Content | Karl Fischer Titration (Coulometric) | Electrochemical generation of iodine in anhydrous medium; water content determined stoichiometrically via coulometric current integration. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition observed visually or automatically as the temperature range at which solid-to-liquid phase change occurs. |
| Appearance & Color | Visual Inspection / Hazen/APHA Color Scale | Subjective visual assessment under controlled lighting; color compared to platinum-cobalt standard solutions. |
| Residue on Ignition | Gravimetric Analysis | Mass of non-volatile inorganic residue measured after high-temperature ashing (700–800 °C) and cooling in desiccator. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity patterns to determine volumetric particle size distribution in dry or dispersed state. |
| Specific Optical Rotation | Polarimetry | Measurement of rotation angle of plane-polarized light induced by chiral centers (if present in enantiomerically enriched batches). |
| Test Item | Specification |
|---|---|
| Appearance | Yellow solid |
| Purity | >=98.5% (GC-MS) |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 142-146°C |
| Identification (NMR) | Consistent with structure |
| Heavy Metals | <=20 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.