2-Methyl-3-thiosemicarbazide Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 6938-68-7 |
| Product name | 2-Methyl-3-thiosemicarbazide |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeReagent 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-Methyl-3-thiosemicarbazide
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 2-Methyl-3-thiosemicarbazide Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 2-Methyl-3-thiosemicarbazide
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Synthesis of intermediates for antibacterial, antiviral, or antitumor agents | Used as a precursor to sulfur- and nitrogen-containing heterocycles in condensation or cyclization reactions |
| Agrochemicals | Synthesis of active ingredients for insecticides or fungicides | Reacted with aldehydes, ketones, or haloalkanes to construct thiazole or triazole scaffolds |
| Organic Synthesis | Key reagent for constructing sulfur- and nitrogen-containing heterocyclic compounds | Introduces the methylaminosulfamoyl group via nucleophilic addition, cyclization, or condensation reactions |
| Analytical Chemistry | Chelating agent or colorimetric reagent for metal ions | Forms complexes with transition metals for spectrophotometric detection |
Manufacturing Quality Control of 2-Methyl-3-thiosemicarbazide
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reverse-phase HPLC with UV detection at 210-230 nm, comparing peak area against a certified reference standard. |
| Water Content | Karl Fischer Titration | Electrochemical titration based on the reaction of iodine with water in a methanol-based solvent system. |
| Residue on Ignition | Gravimetric Analysis | Measurement of non-volatile inorganic residue after controlled high-temperature ashing at 550-600 C. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantification of total heavy metals after acid digestion, using air-acetylene flame AAS with lead-specific hollow cathode lamp. |
| Chloride Impurity | Ion Chromatography (IC) | Separation and quantification of chloride anions using suppressed conductivity detection after anion-exchange column separation. |
| Sulfate Impurity | Barium Sulfate Gravimetry | Precipitation of sulfate as BaSO4 under acidic conditions, followed by filtration, drying, and weighing. |
| Related Substances | HPLC-DAD | Identification and quantification of structurally related impurities using HPLC with diode array detection and comparison to reference standards. |
| Melting Point | Capillary Melting Point Apparatus | Determination of temperature range at which solid transitions to liquid, using calibrated capillary apparatus per USP <741>. |
| pH of Aqueous Solution | Potentiometric pH Measurement | Measurement of hydrogen ion activity in a 1% w/v aqueous solution using calibrated glass electrode pH meter. |
| Specific Optical Rotation | Polarimetry | Measurement of rotation of plane-polarized light at 20 C using sodium D-line (589 nm) in a 1 dm cell. |
| Loss on Drying | Thermogravimetric Analysis (TGA) | Weight loss measurement upon heating at 105 C for 2 hours under forced-air conditions, expressed as percentage. |
| Residual Solvents | Gas Chromatography (GC-FID) | Quantification of volatile organic solvents (e.g., methanol, acetone) using headspace GC with flame ionization detection. |
Technical Specifications of 2-Methyl-3-thiosemicarbazide
| Test Item | Specification |
|---|---|
| Appearance | Pale-yellow solid |
| Purity | >=98.5% (HPLC) |
| Melting Point | 178-182°C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.3% |
| Heavy Metals | <=10 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-Methyl-3-thiosemicarbazide
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 2-Methyl-3-thiosemicarbazide
Packaging of 2-Methyl-3-thiosemicarbazide
Industrial 2-Methyl-3-thiosemicarbazide 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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