China Factory Direct
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| CAS number | 17605-27-5 |
| Product name | 5-Methoxy-1,3,4-thiadiazol-2(3H)-one |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeIndustrial 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 | Intermediate for synthesizing antibacterial agents | Used to introduce specific functional groups via substitution reactions |
| Agrochemicals | Raw material for preparing high-efficiency insecticides | Applied in coupling reactions to construct target molecular frameworks |
| Dyes & Pigments | Monomer for synthesizing reactive dyes | Reacted with aromatic amines via condensation reactions |
| Materials Science | Modifier for functional polymers | Incorporated into polymer backbones or side chains to enhance performance |
| Test Item | Common Testing Methods | Method Overview |
|---|---|---|
| Identification Test | Infrared Spectroscopy (IR) | Determines the infrared absorption spectrum of the sample and compares it with standard spectra to confirm the presence of characteristic functional groups in 5-methoxy-1,3,4-thiadiazole-2-one (such as C=O, C–O–CH₃, and the thiadiazole ring). |
| Proton Nuclear Magnetic Resonance (¹H NMR) | Utilizes ¹H NMR to measure chemical shifts and coupling constants of hydrogen atoms, verifying characteristic signals of the methoxy group (–OCH₃) and protons on the thiadiazole ring in the molecular structure. | |
| Content Determination | High-Performance Liquid Chromatography (HPLC) | Uses a reversed-phase C18 column with a mobile phase of methanol-water or acetonitrile-water, and UV detection (typically at 220–260 nm) for quantitative analysis of the main component. This method offers high sensitivity and good reproducibility. |
| Related Substances (Impurity) Testing | High-Performance Liquid Chromatography (HPLC) | Similar to the content determination conditions; employs gradient or isocratic elution to separate the main peak from potential impurity peaks (e.g., synthetic intermediates, degradation products). Impurity levels are calculated using area normalization or the reference standard method with correction factors. |
| Drying Loss | Thermogravimetric Analysis (TGA) or Constant Temperature Drying at Atmospheric Pressure | Dries the sample at a specified temperature (e.g., 105°C) until constant weight is achieved, measuring the percentage of mass loss to assess moisture and volatile substance content. |
| Residual Ash | High-Temperature Incineration Method | The sample is charred first, then incinerated at 700–800°C in a high-temperature furnace. The residual inorganic matter is weighed to control total inorganic impurities. |
| Residual Solvents | Gas Chromatography (GC) | Uses headspace injection or direct injection with a Flame Ionization Detector (FID), following pharmacopoeial methods to detect residual organic solvents (e.g., methanol, dichloromethane, DMF) from the synthesis process. |
| Melting Point | Capillary Melting Point Determination | Measures the temperature range from initial melting to complete melting using a melting point apparatus to assess purity and crystalline form consistency. |
| Test Item | Specification |
|---|---|
| Appearance | White to off-white crystalline powder |
| Purity | >=98.5% |
| Melting Point | 182–186°C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Residue on Ignition | <=0.1% |
| Heavy Metals | <=10 ppm |
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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.