China Factory Direct
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| CAS number | 37888-03-2 |
| Product name | TRANS-3-CHLORO-BETA-NITROSTYRENE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical 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) |
Based on current marketvolatility and material availability.
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
| Industry | Application | Process |
|---|---|---|
| Chemical Research | Organic synthesis intermediate | Used in the synthesis of chlorinated aromatic compounds; serves as a nitroethylene derivative in cycloaddition and reduction reactions |
| Pharmaceuticals | Drug development intermediate | Employed in laboratory-scale construction of biologically active molecular scaffolds; incorporated into synthetic routes for antitumor and anti-inflammatory agents |
| Pesticides | Agrochemical intermediate | Serves as a precursor for novel insecticides or herbicides; enables introduction of the 3-chlorophenyl and nitroethylene structural motifs |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantifies main component using reversed-phase HPLC with UV detection at 254 nm, based on peak area comparison against reference standard. |
| Related Substances | HPLC-DAD | Identifies and quantifies impurities by retention time and UV spectral matching using diode-array detection. |
| Residual Solvents | GC-FID | Measures volatile organic solvents (e.g., toluene, methanol) via gas chromatography with flame ionization detection. |
| Moisture Content | Karl Fischer Titration | Determines water content by coulometric or volumetric titration using iodine generated electrochemically in pyridine-methanol medium. |
| Chloride Content | Ion Chromatography (IC) | Quantifies inorganic chloride ions using suppressed conductivity detection after anion exchange separation. |
| Heavy Metals | ICP-OES | Measures total elemental impurities (Pb, Cd, Hg, As, etc.) by plasma excitation and atomic emission spectroscopy. |
| Melting Point | Capillary Melting Point Apparatus | Determines temperature range at which solid transitions to liquid, indicating crystallinity and purity. |
| Appearance | Visual Inspection | Assesses physical state, color, and presence of foreign particles under controlled white light and specified viewing conditions. |
| Acid Value | Acid-Base Titration | Quantifies acidic impurities by titration with standardized sodium hydroxide solution using phenolphthalein indicator. |
| Loss on Drying | Gravimetric Analysis | Measures volatile matter loss by weighing sample before and after drying at specified temperature and time. |
| Specific Optical Rotation | Polarimetry | Detects chiral impurities or enantiomeric excess by measuring rotation of plane-polarized light in solution. |
| Particle Size Distribution | Laser Diffraction | Determines size distribution of solid particles in suspension using angular scattering pattern analysis of laser beam. |
| Test Item | Specification |
|---|---|
| Appearance | Off-white to light yellow crystalline powder |
| Purity | >=98.5% |
| Melting Point | 112.0–116.0 °C |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Residue on Ignition | <=0.1% |
| Heavy Metals | <=10 ppm |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() |
| Signal Word | Warning |
| Safety Data Sheet | |
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.