4,5-Dichloro-7H-pyrrolo[2,3-d]pyrimidine Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 115093-90-8 |
| Product name | 4,5-Dichloro-7H-pyrrolo[2,3-d]pyrimidine |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial 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 4,5-Dichloro-7H-pyrrolo[2,3-d]pyrimidine
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 4,5-Dichloro-7H-pyrrolo[2,3-d]pyrimidine Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 4,5-Dichloro-7H-pyrrolo[2,3-d]pyrimidine
| Industry | Application | Process |
|---|---|---|
| Pharmaceutical Synthesis | Intermediate in the synthesis of antiviral drugs | Prepared via organic synthesis methods, including nucleophilic substitution and cyclization |
| Pesticide Development | Intermediate in the synthesis of herbicides or insecticides | Prepared via halogenation and condensation reactions |
| Materials Science | Monomer for functional materials or polymers | Incorporated into polymeric materials via polymerization or crosslinking reactions |
Manufacturing Quality Control of 4,5-Dichloro-7H-pyrrolo[2,3-d]pyrimidine
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantifies main component using reverse-phase HPLC with UV detection at characteristic wavelength. |
| Related Substances | HPLC-UV | Detects and quantifies structurally related impurities by retention time comparison and peak area normalization. |
| Residual Solvents | GC-FID | Separates and quantifies volatile organic solvents using gas chromatography with flame ionization detection. |
| Water Content | Karl Fischer Titration | Measures water via coulometric or volumetric titration based on iodine-sulfur dioxide redox reaction. |
| Heavy Metals | ICP-MS | Determines trace metal contaminants (e.g., Pb, Cd, Hg) by mass spectrometric detection of elemental ions. |
| Chloride Content | Ion Chromatography | Quantifies inorganic chloride ions using anion-exchange column and conductivity detection. |
| Melting Point | Capillary Melting Point Apparatus | Determines temperature range at which solid transitions to liquid, indicating crystallinity and purity. |
| Loss on Drying | Gravimetric Analysis | Measures weight loss after controlled heating to assess volatile content and residual moisture. |
| Appearance | Visual Inspection | Evaluates physical state, color, and presence of foreign particles under standardized lighting conditions. |
| pH of Aqueous Suspension | pH Meter | Measures hydrogen ion activity in a defined suspension to assess acidic/basic impurities. |
| Particle Size Distribution | Laser Diffraction | Analyzes size distribution by measuring angular variation in intensity of scattered laser light. |
| Residue on Ignition | Gravimetric Ashing | Quantifies non-volatile inorganic residue after high-temperature combustion in a muffle furnace. |
Technical Specifications of 4,5-Dichloro-7H-pyrrolo[2,3-d]pyrimidine
| Test Item | Specification |
|---|---|
| Appearance | Gray solid |
| Purity | >=98.0% (LC-MS) |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 215–219 °C |
| Identification (NMR) | Conforms to reference standard |
| 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 4,5-Dichloro-7H-pyrrolo[2,3-d]pyrimidine
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 4,5-Dichloro-7H-pyrrolo[2,3-d]pyrimidine
Safety Information of 4,5-Dichloro-7H-pyrrolo[2,3-d]pyrimidine
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of 4,5-Dichloro-7H-pyrrolo[2,3-d]pyrimidine
Industrial 4,5-Dichloro-7H-pyrrolo[2,3-d]pyrimidine 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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