2,4-Dichloro-5-methylpyrimidine Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 1780-31-0 |
| Product name | 2,4-Dichloro-5-methylpyrimidine |
| 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 2,4-Dichloro-5-methylpyrimidine
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 2,4-Dichloro-5-methylpyrimidine Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 2,4-Dichloro-5-methylpyrimidine
| Industry | Application | Process |
|---|---|---|
| Pesticides | Intermediate for synthesizing fungicides and herbicides | Produced via methylation of 2,4-dichloropyrimidine or directed chlorination of chloromethylpyrimidine |
| Pharmaceuticals | Intermediate for synthesizing antiviral and antitumor drugs | Used to construct pyrimidine-based drug scaffolds through nucleophilic substitution with nitrogen-containing heterocycles or amines |
| Dyes & Fine Chemicals | Precursor for functional dyes and optoelectronic materials | Employed as a coupling component in cross-coupling reactions, including Suzuki and Buchwald–Hartwig couplings |
Manufacturing Quality Control of 2,4-Dichloro-5-methylpyrimidine
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination based on peak area comparison against a certified reference standard using reversed-phase chromatography and UV detection at ~254 nm. |
| Related Substances (Impurities) | HPLC-UV or GC-FID | Separation and quantification of structurally related impurities (e.g., mono-chloro analogs, hydrolysis products) via retention time matching and response factor-corrected peak area integration. |
| Residual Solvents | GC-FID with headspace sampling | Volatile organic solvents (e.g., dichloromethane, toluene, methanol) are quantified by gas chromatographic separation and flame ionization detection after thermal equilibration. |
| Water Content | Karl Fischer Titration (Coulometric) | Electrochemical titration where iodine generated in situ reacts stoichiometrically with water; measures trace moisture content in the solid sample. |
| Heavy Metals (as Pb) | ICP-OES | Multi-element quantitative analysis after acid digestion; detection based on element-specific atomic emission intensities in inductively coupled plasma. |
| Chloride Ion (Inorganic chloride) | Ion Chromatography (IC) with conductivity detection | Separation of anions on an ion-exchange column followed by quantitative detection of Cl⁻ via suppressed conductivity measurement. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition detection by observing the temperature range over which the solid phase changes to liquid under controlled heating. |
| Appearance & Color | Visual Inspection against Standard Solutions (e.g., APHA/Hazen) | Subjective assessment of physical state and color intensity compared to platinum-cobalt reference standards under controlled lighting. |
| Residue on Ignition (Sulfated Ash) | Gravimetric Analysis | Mass of non-volatile inorganic residue remaining after high-temperature incineration and sulfuric acid treatment, expressed as % w/w. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity patterns to determine volume-based particle size distribution in a dispersed dry or wet sample. |
| Bulk Density | ASTM D1895 Method A (Tapped Density) | Determination of mass per unit volume for freely flowing powder after mechanical tapping; reported as both bulk and tapped density. |
| pH of Aqueous Suspension | pH Meter Measurement | Measurement of hydrogen ion activity in a standardized suspension (e.g., 1% w/v in water) using calibrated pH electrode. |
| Organophosphorus Impurities (e.g., Phosphorus-containing catalyst residues) | ICP-OES | Quantitative detection of phosphorus after microwave-assisted acid digestion, based on characteristic P ICP emission line (e.g., 213.6 nm). |
Technical Specifications of 2,4-Dichloro-5-methylpyrimidine
| Test Item | Specification |
|---|---|
| Appearance | Off-white crystalline solid |
| Purity | >=98.0% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Melting Point | 78-82°C |
| Water Content (KF) | <=0.5% |
| 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 2,4-Dichloro-5-methylpyrimidine
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 2,4-Dichloro-5-methylpyrimidine
Safety Information of 2,4-Dichloro-5-methylpyrimidine
| Pictograms |  |
| Signal Word | Danger |
| Safety Data Sheet | |
Packaging of 2,4-Dichloro-5-methylpyrimidine
Industrial 2,4-Dichloro-5-methylpyrimidine 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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