China Factory Direct
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| CAS number | 20054-45-9 |
| Product name | 2-mercapto-N-methylbenzamide |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeReagent GradeIndustrial 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 | Intermediate for synthesizing antibacterial and antiviral agents | Prepared via condensation of aromatic amines with thiol-containing compounds |
| Agrochemicals | Intermediate for synthesizing fungicides or plant growth regulators | Methylbenzoyl group introduced via acylation |
| Polymers | Precursor for rubber accelerators or crosslinking agents | Free-radical polymerization or vulcanization involving thiol groups |
| Fine Chemicals | Used to synthesize organic catalysts or coordinating reagents | Functional coordination complexes formed via metal ion coordination |
| Analytical Chemistry | Reference standard or analytical reagent for trace analysis | Internal standard or derivatization reagent in chromatographic or mass spectrometric analysis |
| Test Item | Common Testing Methods | Method Overview |
|---|---|---|
| Identification Test | Infrared Spectroscopy (IR) | Determine the infrared absorption spectrum of the sample and compare it with standard reference spectra to confirm the presence of characteristic functional groups (e.g., thiol, amide, phenyl ring) in the molecule, used for structural confirmation. |
| Proton Nuclear Magnetic Resonance (¹H NMR) | Use NMR technology to measure chemical shifts, coupling constants, and integration areas of hydrogen atoms in the sample. Compare with theoretical spectra to verify molecular structure. | |
| Assay | High-Performance Liquid Chromatography (HPLC) | Employ a reversed-phase C18 column with a mobile phase consisting of methanol/acetonitrile-water or buffer solution at appropriate ratios. Detect using a UV detector (typically around 254 nm), and quantify the main component by external or internal standard method. |
| Related Substances (Impurity) Testing | High-Performance Liquid Chromatography (HPLC) | Similar to assay method, but with optimized chromatographic conditions (e.g., gradient elution) to achieve effective separation of the main peak from potential impurities (such as oxidation products, demethylated products, dimers). Impurity levels are calculated using area normalization or correction factor-based principal component self-reference method. |
| Water Content | Karl Fischer Titration | Based on the quantitative reaction of iodine and sulfur dioxide with water in the presence of pyridine/imidazole. Water content is determined by coulometric or volumetric titration, suitable for organic compounds containing trace amounts of moisture. |
| Loss on Drying | Thermogravimetric Analysis (TGA) or Atmospheric Drying Method | Heat the sample at a specified temperature (e.g., 105°C) for a defined period and measure weight loss to evaluate total volatile matter (including water and residual solvents). |
| Residual Solvents | Gas Chromatography (GC) | Using headspace or direct injection, with polar or non-polar capillary columns and FID detection, perform qualitative and quantitative analysis of organic solvents potentially remaining from synthesis or purification processes (e.g., methanol, dichloromethane, ethyl acetate). |
| Melting Point | Capillary Melting Point Method | Pack sample into a melting point capillary tube and observe the temperature range from initial melting to complete melting under controlled heating rate, serving as an auxiliary indicator of purity and identity. |
| Heavy Metals | Thioacetamide Method (Chinese Pharmacopoeia) or Inductively Coupled Plasma Mass Spectrometry (ICP-MS) | The traditional colorimetric method detects total heavy metals via sulfide precipitation; ICP-MS enables precise determination of specific elements such as lead, cadmium, mercury, and arsenic, offering high sensitivity. |
| Test Item | Specification |
|---|---|
| Appearance | Pale-yellow solid |
| Purity | >=98.0% (GC-MS) |
| Melting Point | 128–132°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 | |
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.