2-NITRO 5-BROMO-BENZALDEHYDE Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 20357-20-4 |
| Product name | 2-NITRO 5-BROMO-BENZALDEHYDE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural 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-NITRO 5-BROMO-BENZALDEHYDE
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 2-NITRO 5-BROMO-BENZALDEHYDE Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 2-NITRO 5-BROMO-BENZALDEHYDE
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Synthesis of antimicrobial agents, anti-inflammatory drugs, and various pharmaceutical intermediates | Used as a key intermediate to construct complex drug molecular frameworks via reduction, coupling, and substitution reactions |
| Pesticides | Intermediate for synthesizing novel insecticides and fungicides | Modified via nitro group reduction and bromination, then employed in heterocyclic compound synthesis |
| Dyes | Synthesis of nitrogen-containing heterocyclic dyes and fluorescent labels | Applied as an aromatic aldehyde component in condensation reactions to form conjugated-structure dyes |
| Organic Synthesis | Preparation of functionalized benzaldehyde derivatives and ligands | Used in Stille and Suzuki coupling reactions, or as a precursor for metal ligands |
Manufacturing Quality Control of 2-NITRO 5-BROMO-BENZALDEHYDE
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantification by peak area comparison against a certified reference standard using reversed-phase chromatography and UV detection at 254 nm. |
| Related Substances | HPLC-UV | Separation and quantification of impurities (e.g., isomers, nitro-reduction products, bromination by-products) relative to main peak using gradient elution. |
| Residual Solvents | GC-FID | Headspace gas chromatography with flame ionization detection to quantify common solvents (e.g., dichloromethane, toluene, methanol) based on retention time and calibration curves. |
| Moisture Content | Karl Fischer Titration | Volumetric or coulometric titration using iodine generation in pyridine-free reagent; water reacts stoichiometrically with iodine and sulfur dioxide in methanol medium. |
| Heavy Metals (as Pb) | ICP-OES | Multi-element determination after acid digestion; metals emit element-specific wavelengths upon plasma excitation. |
| Chloride Impurity | Ion Chromatography | Separation of chloride anions on anion-exchange column with suppressed conductivity detection; quantified via external calibration. |
| Sulfated Ash | Gravimetric Analysis | Sample incineration at 600-700 C followed by sulfuric acid treatment and final ash weighing; measures inorganic residue. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition observed visually or automatically as solid-to-liquid phase change; correlates with crystallinity and purity. |
| Appearance | Visual Inspection | Assessment of physical state, color, and presence of particulates or discoloration under controlled white light against established reference standards. |
| Loss on Drying | Thermogravimetric Analysis (TGA) | Weight loss measured upon heating to 105 C under nitrogen; reflects volatile content including residual solvents and water. |
| pH of Aqueous Suspension | pH Meter | Measurement of pH in a defined suspension (e.g., 1% w/v in water) using calibrated electrode; indicates acidic/basic impurities or hydrolysis products. |
| Specific Optical Rotation | Polarimetry | Measurement of rotation angle of plane-polarized light passing through solution; confirms chiral purity (though compound is achiral, detects chiral contaminants). |
Technical Specifications of 2-NITRO 5-BROMO-BENZALDEHYDE
| Test Item | Specification |
|---|---|
| Appearance | Pale-yellow solid |
| Purity | >=98.0% (GC-MS) |
| Melting Point | 75–79 °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 2-NITRO 5-BROMO-BENZALDEHYDE
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 2-NITRO 5-BROMO-BENZALDEHYDE
Packaging of 2-NITRO 5-BROMO-BENZALDEHYDE
Industrial 2-NITRO 5-BROMO-BENZALDEHYDE 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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