3-Bromo-4-methylpyridine Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 3430-22-6 |
| Product name | 3-Bromo-4-methylpyridine |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial Grade |
| Packaging | 25L/drum200L/drum1000L/IBC |
| 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 3-Bromo-4-methylpyridine
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 3-Bromo-4-methylpyridine Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 3-Bromo-4-methylpyridine
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Intermediate for antitumor drugs | Used in the synthesis of small-molecule targeted therapeutics, such as kinase inhibitors |
| Pharmaceuticals | Intermediate for cardiovascular drugs | Involved in constructing the pyridine core structure of drug molecules |
| Agrochemicals | Intermediate for insecticides | Used in synthesizing novel pyridine-based insecticidal active ingredients |
| Chemicals | Organic synthesis building block | Serves as a reagent in Suzuki coupling reactions for carbon–carbon bond formation |
| Chemicals | Raw material for fine chemicals | Used in synthesizing functional materials and ligands |
Manufacturing Quality Control of 3-Bromo-4-methylpyridine
| Test Item | Commonly Used Testing Methods | Method Overview |
|---|---|---|
| Identification Test | Infrared Spectrophotometry (IR) | Determines the infrared absorption spectrum of the sample and compares it with reference spectra to confirm the characteristic functional groups and molecular structure of 4-methyl-3-bromopyridine. |
| Identification Test | Proton Nuclear Magnetic Resonance (¹H NMR) | Uses nuclear magnetic resonance technology to analyze the chemical shifts and coupling constants of hydrogen atoms in the compound, verifying its molecular structure. |
| Assay | High-Performance Liquid Chromatography (HPLC) | Employs a reversed-phase chromatographic column and an appropriate mobile phase (e.g., methanol/water or acetonitrile/water system) to separate the target compound. Quantitative determination of the main component is performed using a UV detector (typically around 254 nm). |
| Assay | Gas Chromatography (GC) | Suitable for volatile samples. The target compound is separated using a capillary column, and the main peak area is measured using an FID or ECD detector to calculate the content (thermal stability must be ensured). |
| Related Substances (Impurity Check) | High-Performance Liquid Chromatography (HPLC) | Uses gradient or isocratic elution to separate and detect possible process impurities and degradation products. Typically, impurity levels are controlled using the area normalization method or the main component self-reference method with correction factors. |
| Residual Solvents | Gas Chromatography (GC) | Based on ICH Q3C guidelines, residual organic solvents (e.g., toluene, dichloromethane, ethanol) from the manufacturing process are detected using headspace or direct injection methods. |
| Water Content | Karl Fischer Titration | Quantitatively determines the water content in the sample using the iodine-sulfur dioxide reaction. Suitable for organic compounds sensitive to moisture. |
| Melting Point | Capillary Melting Point Method | The sample is placed in a melting point capillary tube and heated to observe the temperature range from initial melting to complete melting, serving as an auxiliary indicator for purity and identity. |
| Appearance and Characteristics | Visual Inspection | Observe the physical properties such as color, state (e.g., white to off-white crystalline powder), and odor to ensure they meet the specified standards. |
| Heavy Metals | Atomic Absorption Spectroscopy (AAS) or Inductively Coupled Plasma Mass Spectrometry (ICP-MS) | After sample digestion, residual heavy metal elements such as lead, arsenic, cadmium, and mercury are measured to ensure compliance with pharmacopoeia or regulatory limits. |
Technical Specifications of 3-Bromo-4-methylpyridine
| Test Item | Specification |
|---|---|
| Appearance | Colorless to light yellow liquid |
| Purity | ≥99.0% |
| Single impurity | ≤0.5% |
| Total impurities | ≤1.0% |
| Water | ≤0.5% |
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 3-Bromo-4-methylpyridine
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 3-Bromo-4-methylpyridine
Packaging of 3-Bromo-4-methylpyridine
Industrial 3-Bromo-4-methylpyridine 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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