2-Mercapto-4-hydroxy-5,6-diaminopyrimidine Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 1004-76-8 |
| Product name | 2-Mercapto-4-hydroxy-5,6-diaminopyrimidine |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural 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-Mercapto-4-hydroxy-5,6-diaminopyrimidine
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 2-Mercapto-4-hydroxy-5,6-diaminopyrimidine Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 2-Mercapto-4-hydroxy-5,6-diaminopyrimidine
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Antibacterial drug intermediate for synthesizing sulfonamide drugs (e.g., sulfadiazine derivatives) | Used as a key heterocyclic intermediate in condensation, diazotization, and coupling reactions to construct the sulfonamide drug backbone |
| Agrochemicals | Intermediate for herbicides and fungicides | Applied in synthesizing pyrimidine-ring-containing agrochemical active ingredients, where the amino and thiol groups participate in nucleophilic substitution or oxidative coupling reactions |
| Dyes | Intermediate for reactive dyes and metal-complex dyes | Employed in sulfonation, chlorination, and azo coupling reactions via its thiol and hydroxyl groups to produce dye molecules with excellent color fastness |
Manufacturing Quality Control of 2-Mercapto-4-hydroxy-5,6-diaminopyrimidine
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reverse-phase HPLC with UV detection at 254 nm, calibrated against certified reference standard. |
| Related Substances | HPLC-UV | Separation and quantification of impurities using gradient HPLC-UV; identification based on retention time comparison with reference standards. |
| Moisture Content | Karl Fischer Titration | Electrochemical titration with iodine reagent to determine water content based on stoichiometric reaction with water. |
| Residue on Ignition | Gravimetric Analysis | Heating sample at 700-800 C to constant weight; residue mass expressed as percentage of original sample. |
| Heavy Metals (as Pb) | AAS (Flame or Graphite Furnace) | Atomic absorption spectroscopy after acid digestion; measures absorbance of ground-state atoms in flame or graphite furnace. |
| Chloride Impurity | Ion Chromatography | Separation of chloride anions on anion-exchange column with conductivity detection; quantified against sodium chloride standard. |
| Sulfate Impurity | Turbidimetric Method | Reaction with barium chloride under acidic conditions to form BaSO4 precipitate; turbidity measured spectrophotometrically. |
| pH of Aqueous Solution | Potentiometric pH Measurement | Measurement of hydrogen ion activity using calibrated glass electrode and pH meter in a 1% w/v aqueous suspension. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition observed visually or automatically as temperature is ramped; reported as onset and clear point. |
| Loss on Drying | Thermogravimetric Analysis (TGA) | Weight loss measured upon heating under controlled nitrogen atmosphere from 25 C to 150 C at 10 C/min. |
| Organic Volatile Impurities | GC-FID | Separation by gas chromatography followed by flame ionization detection; quantified using internal standard calibration. |
| Particle Size Distribution | Laser Diffraction | Analysis of light scattering pattern from dispersed particles in liquid medium to calculate size distribution by Mie theory. |
Technical Specifications of 2-Mercapto-4-hydroxy-5,6-diaminopyrimidine
| Test Item | Specification |
|---|---|
| Appearance | Yellow solid |
| Purity | >=98.5% (HPLC) |
| Water Content (KF) | <=0.5% |
| Melting Point | 248-252°C |
| Total Impurities | <=1.5% |
| Single Impurity | <=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-Mercapto-4-hydroxy-5,6-diaminopyrimidine
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 2-Mercapto-4-hydroxy-5,6-diaminopyrimidine
Safety Information of 2-Mercapto-4-hydroxy-5,6-diaminopyrimidine
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of 2-Mercapto-4-hydroxy-5,6-diaminopyrimidine
Industrial 2-Mercapto-4-hydroxy-5,6-diaminopyrimidine 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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