5-bromo-1-methyl-1,2,4-triazole Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 16681-72-4 |
| Product name | 5-bromo-1-methyl-1,2,4-triazole |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial 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) |
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Documents We Provide for 5-bromo-1-methyl-1,2,4-triazole
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 5-bromo-1-methyl-1,2,4-triazole Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 5-bromo-1-methyl-1,2,4-triazole
| Industry | Application | Process |
|---|---|---|
| Pesticides | Insecticide intermediate | Used in the synthesis of novel neonicotinoid insecticides; serves as a key heterocyclic fragment in coupling reactions to construct the active molecular scaffold |
| Pharmaceuticals | Drug synthesis intermediate | Applied in structural modification of oncology and antiviral drug candidates; functional groups are introduced via N-methylation and subsequent transformation of the bromine atom |
| Materials Science | Organic optoelectronic material precursor | Integrated into conjugated systems via Suzuki or Heck coupling reactions to produce thiazole-based luminescent materials or electron-transport layer components |
Manufacturing Quality Control of 5-bromo-1-methyl-1,2,4-triazole
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reverse-phase HPLC with UV detection at ~220–254 nm, comparing peak area against a certified reference standard. |
| Related Substances (Impurities) | HPLC-UV or UPLC-MS | Separation and identification/quantification of structurally related impurities (e.g., unreacted precursors, isomers, dehalogenated by-products) using gradient elution and UV or mass-selective detection. |
| Residual Solvents | GC-FID or GC-MS | Headspace gas chromatography with flame ionization detection to quantify volatile organic solvents (e.g., methanol, dichloromethane, toluene) based on retention time and calibration curves. |
| Water Content | Karl Fischer Titration (Coulometric) | Electrochemical titration where iodine generated in situ reacts stoichiometrically with water; measures trace moisture content in solid samples. |
| Heavy Metals (as Pb) | ICP-OES | Multi-element quantification after acid digestion; detection based on element-specific atomic emission intensities following plasma excitation. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition measurement via controlled heating; identifies purity-dependent sharpness and deviation from literature value (reported: 68–72 °C). |
| Chloride Impurity | Ion Chromatography (IC) or Potentiometric Titration | Anion separation and quantification (IC) or argentometric titration with AgNO₃ endpoint detection for chloride ion originating from incomplete bromination or hydrolysis. |
| Residue on Ignition | Gravimetric Analysis (Weight Loss on Ignition) | Measurement of non-volatile inorganic residue after high-temperature ashing (500–600 °C) and subsequent weighing. |
| Specific Optical Rotation | [α]D | Polarimetric measurement of chiral rotation at sodium D-line (589 nm); confirms absence of racemization or chiral contamination (compound is achiral, so near-zero expected). |
Technical Specifications of 5-bromo-1-methyl-1,2,4-triazole
| Test Item | Specification |
|---|---|
| Appearance | White to off-white crystalline solid |
| Purity | >=98.0% (GC-MS) |
| Melting Point | 72–76 °C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Identification (NMR) | Conforms to reference spectrum |
| Identification (IR) | Conforms to reference spectrum |
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 5-bromo-1-methyl-1,2,4-triazole
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 5-bromo-1-methyl-1,2,4-triazole
Safety Information of 5-bromo-1-methyl-1,2,4-triazole
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of 5-bromo-1-methyl-1,2,4-triazole
Industrial 5-bromo-1-methyl-1,2,4-triazole 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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