China Factory Direct
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| CAS number | 35011-47-3 |
| Product name | 2,4,5-Triamino-6-hydroxypyrimidine sulfate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial 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) |
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 |
|---|---|---|
| Pharmaceuticals | Synthesis of antiviral drug intermediates | Used in the synthesis of nucleoside analogues as a pyrimidine compound |
| Dyes | Intermediate for azo dyes and functional dyes | Applied in diazotization and coupling reactions to produce high-performance dyes |
| Fine Chemicals | Organic synthesis intermediate | Employed to construct nitrogen-containing heterocyclic compounds, participating in condensation, substitution, and related reactions |
| Test Item | Common Testing Methods | Method Overview |
|---|---|---|
| Appearance | Visual Inspection | Observe the color, physical state, and presence of visible particulates under natural light or standard illumination. Typically appears as a white to off-white crystalline powder. |
| Identification | Infrared Spectroscopy (IR) | Perform infrared scanning of the sample and reference standard under identical conditions; compare characteristic absorption peaks (e.g., N-H, O-H, C=N) to confirm structural consistency. |
| Proton Nuclear Magnetic Resonance Spectroscopy (¹H-NMR) | Dissolve the sample in D₂O or an appropriate solvent; analyze the proton spectrum to verify structure through chemical shifts, integration areas, and splitting patterns. | |
| Assay | High-Performance Liquid Chromatography (HPLC) | Use a reversed-phase C18 column with a UV detector (typically at 254 nm), employing water-methanol or buffered mobile phases; quantify the main component using the external standard method. |
| Non-aqueous Titration | Titrate amino groups using perchloric acid standard solution in a non-aqueous medium (e.g., glacial acetic acid); suitable for compounds containing multiple basic amino groups. | |
| Water Content | Karl Fischer Titration | Use volumetric or coulometric Karl Fischer apparatus to accurately determine water content in the sample, particularly suitable for hygroscopic substances. |
| Sulfate Content | Ionic Chromatography (IC) or Gravimetric Method | Ion chromatography can separate and quantify sulfate ions; the gravimetric method involves precipitation as barium sulfate followed by weighing to calculate content, used to verify salt formation ratio. |
| Related Substances (Impurities) | High-Performance Liquid Chromatography (HPLC) | Employ gradient or isocratic elution to detect peaks other than the main peak; calculate individual and total impurity levels to assess purity. |
| Heavy Metals | Atomic Absorption Spectroscopy (AAS) or ICP-MS | Digest the sample and measure residual levels of heavy metals such as lead, cadmium, mercury, and arsenic, ensuring compliance with pharmacopoeial or industry limits. |
| Residue on Ignition | Residue on Ignition Method (Sulfated Ash) | Incinerate the sample at high temperature to constant weight to determine the amount of inorganic impurities, reflecting levels of inorganic salts or metal oxides. |
| pH Value | pH Meter Method | Measure the pH of a specified aqueous solution of the sample (e.g., 1% w/v) using a pH meter to determine whether its acidity or alkalinity falls within the specified range. |
| Solubility | Solubility Test | Observe the solubility of the sample in solvents such as water, ethanol, methanol, and acetone, serving as a reference for physical properties. |
| Test Item | Specification |
|---|---|
| Appearance | Pale-yellow solid |
| Purity | >=98.0% (HPLC) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Residue on Ignition | <=0.3% |
| Heavy Metals | <=10 ppm |
| Melting Point | 245–249 °C |
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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.