4,6-Dichloropyrimidine Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 1193-21-1 |
| Product name | 4,6-Dichloropyrimidine |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeIndustrial GradeSpecialty 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 4,6-Dichloropyrimidine
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 4,6-Dichloropyrimidine Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 4,6-Dichloropyrimidine
| Industry | Application | Process |
|---|---|---|
| Pesticides | Synthesis of herbicides and fungicides | Acts as a chloro substituent on the pyrimidine ring in nucleophilic substitution reactions to construct the core structure of active pesticide molecules |
| Pharmaceuticals | Synthesis of antiviral and anticancer drug intermediates | Introduces nitrogen-, oxygen-, or sulfur-containing functional groups via substitution reactions to prepare biologically active pyrimidine-based drug intermediates |
| Dyes | Synthesis of organic pigments and functional dyes | Acts as a heterocyclic building block in coupling reactions for the preparation of high-performance dyes |
| Fine Chemicals | Intermediate for specialty chemical synthesis | Used to prepare other functionalized pyrimidine derivatives, such as ligands and catalyst additives |
Manufacturing Quality Control of 4,6-Dichloropyrimidine
| Detection Item | Common Testing Method | Method Overview |
|---|---|---|
| Appearance | Visual Inspection | Place an appropriate amount of sample on a white background and visually inspect its color, physical form (e.g., whether it appears as a white or off-white crystalline powder), and the presence of any visible impurities. |
| Melting Point | Capillary Melting Point Determination | Use a melting point apparatus or Thiele tube method. Pack the sample into a capillary tube, heat at a standard rate, and record the temperature range from initial melting to complete melting to assess purity. |
| Content Determination | High-Performance Liquid Chromatography (HPLC) | Utilize a reversed-phase C18 column with a mobile phase of methanol-water or acetonitrile-water, and detect using a UV detector (typically at around 254 nm). Quantify the main component content using the external standard method. |
| Related Substances (Impurities) | High-Performance Liquid Chromatography (HPLC) | Similar conditions to content determination, but with optimized separation parameters to effectively resolve and quantify potential impurities (such as monochlorinated derivatives, dimers, degradation products, etc.). Typically use area normalization or the main component self-control method with correction factors. |
| Water Content | Karl Fischer Titration | Employ Karl Fischer reagent to quantitatively react with water in the sample. Determine moisture content via coulometric or volumetric methods, suitable for moisture-sensitive organic compounds. |
| Residual Solvents | Gas Chromatography (GC) | Use headspace injection or direct injection, with a DB-624 or similar polar capillary column and FID detector to measure residual organic solvents (e.g., toluene, dichloromethane, ethanol) that may remain from manufacturing processes. |
| Residue on Ignition | Gravimetric Method | Ignite the sample at high temperature until constant weight is achieved, then weigh the residual inorganic matter to control total inorganic impurity levels. |
| pH Value (if applicable) | pH Meter Method | Dissolve the sample in a specified concentration of aqueous solution (or suitable solvent system), and measure the acidity or alkalinity using a calibrated pH meter to evaluate the presence of acidic/basic impurities. |
Technical Specifications of 4,6-Dichloropyrimidine
| Test Item | Specification |
|---|---|
| Appearance | Pale-yellow crystalline solid |
| Purity | >=98.5% (GC-MS) |
| Melting Point | 64–67°C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.3% |
| 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 4,6-Dichloropyrimidine
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 4,6-Dichloropyrimidine
Packaging of 4,6-Dichloropyrimidine
Industrial 4,6-Dichloropyrimidine 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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