China Factory Direct
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| CAS number | 32873-56-6 |
| Product name | 2-Acetylamino-5-mercapto-1,3,4-thiadiazole |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical GradeIndustrial GradeSpecialty Grade |
| Packaging | 25KG/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 | Antiviral drug intermediate | Used as a raw material for synthesizing antiviral active compounds, enabling construction of biologically active 1,3,4-thiadiazole ring systems |
| Pharmaceuticals | Anticancer drug development | Applied in the design and synthesis of compounds with potential anticancer activity, leveraging its thiol and acetamido functional groups for structural modification |
| Pesticides | Fungicide intermediate | Employed in the synthesis of sulfur-containing heterocyclic fungicides to enhance inhibitory activity against specific pathogens |
| Fine chemicals | Organic synthesis intermediate | Utilized for constructing functional molecules containing the 1,3,4-thiadiazole scaffold, enabling derivatization via thiol coupling or acetamido protection/deprotection reactions |
| Test Item | Common Testing Method | Method Description |
|---|---|---|
| Appearance | Visual Inspection | Observe the color, state, and presence of visible impurities in the sample. Usually a white or off-white crystalline powder. |
| Identification | Infrared Spectroscopy (FT-IR) | Compare the sample spectrum with a standard one to confirm the presence of characteristic functional groups (e.g., —NH, C=O, S—H, thiadiazole ring). |
| Purity/Content Determination | High-Performance Liquid Chromatography (HPLC) | Use a reverse-phase C18 column and a UV detector (typically at 260–280 nm), qualitative by retention time and quantitative by peak area. |
| Related Substances (Impurities) | High-Performance Liquid Chromatography (HPLC) | Check for residual intermediates or degradation products from the synthesis process, such as 5-amino-1,3,4-thiadiazole, acetic acid, etc. |
| Melting Point | Melting Point Determination (Capillary Method) | Determine the melting temperature of the compound to assess its purity and consistency. The melting point is generally around 220–230°C. |
| Moisture | Karl Fischer Titration | Accurately measure the water content in the sample to control drying and avoid affecting stability or subsequent reactivity. |
| Residual Solvents | Gas Chromatography (GC) | Detect residual organic solvents used in the production process (e.g., ethanol, acetone, DMF) to ensure compliance with pharmacopoeia limits. |
| Sulfur Content | Elemental Analysis or Redox Titration | Verify the sulfur content in the molecule matches the theoretical value, assisting in structural confirmation. |
| Heavy Metals | Atomic Absorption Spectroscopy (AAS) or ICP-MS | Detect toxic heavy metal impurities such as lead, cadmium, mercury, etc., to ensure compliance with pharmaceutical or chemical safety standards. |
| Ignition Residue | Sulfuric Acid Ash Method | Weigh the residue after high-temperature incineration of the sample to evaluate the total amount of inorganic impurities. |
| Test Item | Specification |
|---|---|
| Appearance | Yellow-green solid |
| Purity | >=98.0% (by LC-MS) |
| Melting Point | 215–219 °C |
| Water Content (KF) | <=0.5% |
| 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 | Danger |
| 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.