4-BROMO-2-METHOXYBENZALDEHYDE Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 43192-33-2 |
| Product name | 4-BROMO-2-METHOXYBENZALDEHYDE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical GradeMaterial 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 4-BROMO-2-METHOXYBENZALDEHYDE
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 4-BROMO-2-METHOXYBENZALDEHYDE Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 4-BROMO-2-METHOXYBENZALDEHYDE
| Industry | Application | Process |
|---|---|---|
| Pharmaceutical Intermediates | Used in the synthesis of antitumor, anti-inflammatory, or antimicrobial drug molecules | Employed as an aromatic aldehyde in condensation, reduction, or coupling reactions to construct complex molecular frameworks |
| Agrochemical Intermediates | Synthesis of brominated benzene-ring-containing active ingredients for insecticides or herbicides | Functional group introduction via Grignard reactions, Wittig reactions, or nucleophilic substitution |
| Organic Synthesis Reagents | Used as a functionalized aromatic aldehyde for constructing polysubstituted benzene derivatives | Participates in Knoevenagel condensations, Perkin reactions, or metal-catalyzed cross-coupling reactions (e.g., Suzuki, Heck) |
| Materials Science | Preparation of functional monomers containing methoxy and bromo substituents | Polymerization via the aldehyde group or bromo-atom-initiated controlled radical polymerization (e.g., ATRP) |
Manufacturing Quality Control of 4-BROMO-2-METHOXYBENZALDEHYDE
| Test Item | Common Testing Method | Method Overview |
|---|---|---|
| Appearance | Visual Inspection | Observe the color, state (e.g., whether it is white to pale yellow crystalline or powder), and presence of impurities with the naked eye to preliminarily determine if the physical appearance meets the standard. |
| Melting Point | Capillary Melting Point Determination | Load the sample into a capillary tube and place it in a melting point apparatus. Heat at a constant rate and record the initial and final melting temperatures. Compare with the standard value (typically about 63–67 °C) to evaluate purity. |
| Content (Active Ingredient) | High-Performance Liquid Chromatography (HPLC) | Use a reverse-phase C18 column with methanol-water or acetonitrile-water as the mobile phase. Detect using a UV detector (e.g., 254 nm). Quantify 2-methoxy-4-bromobenzaldehyde content by external standard method or area normalization method; generally requires ≥98.0%. |
| Related Substances (Impurities) | High-Performance Liquid Chromatography (HPLC) | Same or optimized chromatographic conditions as for the main component determination are used to separate and quantify possible organic impurities (such as unreacted raw materials, by-products, degradation products, etc.), controlling individual and total impurity limits. |
| Moisture | Karl Fischer Titration | Determine moisture content by quantitative reaction between Karl Fischer reagent and water in the sample, using potentiometric titration or coulometric method; typically requires ≤0.5%. |
| Residual Solvents | Gas Chromatography (GC) | Use headspace injection or direct injection with FID detector to qualitatively and quantitatively analyze residual organic solvents (e.g., toluene, dichloromethane, ethanol) from the production process, complying with ICH Q3C limit requirements. |
| Ignition Residue/ Ash Content | Gravimetric Method | Incinerate the sample at high temperature until constant weight is achieved, then weigh the remaining inorganic material to assess inorganic impurity content; typically requires ≤0.1%. |
| Heavy Metals | Atomic Absorption Spectroscopy (AAS) or ICP-MS | After digestion of the sample, use atomic absorption spectroscopy or inductively coupled plasma mass spectrometry to determine heavy metal elements such as lead, cadmium, mercury, and arsenic, meeting pharmacopoeia or regulatory limits (e.g., ≤20 ppm). |
Technical Specifications of 4-BROMO-2-METHOXYBENZALDEHYDE
| Test Item | Specification |
|---|---|
| Appearance | White to light brown solid |
| Purity | >=98.0% (GC-MS) |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 58–62°C |
| Identification (NMR) | Consistent with structure |
| Identification (IR) | Consistent with structure |
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 4-BROMO-2-METHOXYBENZALDEHYDE
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 4-BROMO-2-METHOXYBENZALDEHYDE
Safety Information of 4-BROMO-2-METHOXYBENZALDEHYDE
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of 4-BROMO-2-METHOXYBENZALDEHYDE
Industrial 4-BROMO-2-METHOXYBENZALDEHYDE 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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