China Factory Direct
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| CAS number | 171887-03-9 |
| Product name | N-(2-Amino-4,6-dichloro-5-pyrimidinyl)formamide |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical 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) |
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 |
|---|---|---|
| Pesticides | Herbicide intermediate for synthesizing pyrimidinyl hydrolytic enzyme inhibitors (e.g., bispyribac-sodium, pyribenzoxim) | Used to prepare the target herbicidal active ingredient via condensation, cyclization, and related steps with aryloxybenzoic acid derivatives |
| Pharmaceuticals | Antimicrobial drug intermediate for constructing pyrimidine-ring-containing dihydrofolate reductase (DHFR) inhibitor structural units | Participates in multistep coupling reactions (e.g., Suzuki coupling, amination) to introduce substituents and optimize pharmacological activity |
| Test Item | Common Testing Method | Method Overview |
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| Identification Test | Infrared Spectroscopy (IR) | Determine the infrared absorption spectrum of the sample and compare it with standard spectra to confirm characteristic functional group peaks (such as amide, amino, or chlorinated pyrimidine rings), used for compound structure confirmation. |
| Identification Test | Proton Nuclear Magnetic Resonance (¹H NMR) | Analyze the chemical shifts, coupling constants, and integral areas of hydrogen atoms using nuclear magnetic resonance techniques to verify the structural features of the target compound. Suitable for high-purity samples. |
| Appearance | Visual Inspection | Observe the color, physical state (e.g., white or off-white crystalline powder) and presence of visible foreign matter under natural light or standard light source. |
| Content Determination | High-Performance Liquid Chromatography (HPLC) | Use a reversed-phase C18 column with an appropriate ratio of water-organic solvent (e.g., methanol or acetonitrile) as the mobile phase, with UV detection (usually at around 254 nm). Quantify the main component using external or internal standard methods. |
| Related Substances (Impurities) | High-Performance Liquid Chromatography (HPLC) | Separate and detect possible process impurities or degradation products using gradient or isocratic elution programs. Calculate the content of each impurity using area normalization or correction factor methods to ensure compliance with limits. |
| Dry Loss | Thermogravimetric Analysis (TGA) or Constant-Temperature Drying Method | Dry the sample at a specified temperature (e.g., 105°C) until constant weight is achieved, and determine the percentage of mass loss to evaluate the content of moisture and volatile substances. |
| Residue on Ignition | Incineration Method | Carbonize the sample and incinerate it in a muffle furnace at 700–800°C until constant weight is reached, measuring the residual inorganic content (ash) to control inorganic impurities. |
| Residual Solvents | Gas Chromatography (GC) | Use headspace or direct injection methods with capillary columns for separation and flame ionization detection (FID) to quantitatively analyze organic solvents possibly remaining from the production process (e.g., methanol, dichloromethane, DMF, etc.). |
| pH Value (if applicable) | pH Meter Measurement | Determine the acidity or alkalinity by preparing a solution or suspension of the sample at a certain concentration and measuring it with a calibrated pH meter to assess its stability and applicability. |
| Melting Point | Capillary Melting Point Method | Determine the temperature range from initial melting to complete melting using a melting point apparatus or Thiele tube method, serving as an important physical parameter for purity and identity identification. |
| Test Item | Specification |
|---|---|
| Appearance | White to light yellow crystalline powder |
| Purity | >=98.0% (HPLC) |
| Water Content (KF) | <=0.5% |
| Melting Point | 248-252°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
| Residue on Ignition | <=0.1% |
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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.