China Factory Direct
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| CAS number | 18620-03-6 |
| Product name | 4-ISO-PROPYLPHENYLMAGNESIUM BROMIDE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical 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) |
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 |
|---|---|---|
| Organic Synthesis | Used as a Grignard reagent in carbon–carbon bond formation reactions to construct complex organic molecular frameworks | Undergoes addition reactions with electrophilic reagents such as aldehydes, ketones, and esters to yield alcohols or downstream intermediates |
| Pharmaceutical R&D | Serves as a key intermediate in the synthesis of biologically active drug molecules or candidate compounds | Introduces the 4-isopropylphenyl structural unit into multistep synthetic routes, followed by functional group transformations to afford target molecules |
| Materials Science | Used to synthesize functional polymers or liquid crystal monomers containing aryl moieties | Constructs conjugated or rigid molecular architectures via Grignard coupling or transition-metal-catalyzed cross-coupling reactions |
| Agricultural Chemicals | Used to synthesize precursors of pesticides or plant growth regulators with specific substituents | Reacts with alkyl halides or carbonyl compounds to build active molecular frameworks containing the isopropylphenyl group |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Grignard Content) | Acid-Base Titration with Standardized HCl | Quantifies active Grignard species by protonation and back-titration of excess acid. |
| Moisture Content | Karl Fischer Titration | Measures water via iodine-sulfur dioxide redox reaction in anhydrous methanol/pyridine medium. |
| Residual Solvent (THF, Diethyl Ether) | Gas Chromatography (GC-FID) | Separates and quantifies volatile solvents based on retention time and flame ionization response. |
| Heavy Metals (Pb, Cd, Hg, As) | ICP-OES | Multi-element detection by measuring atomic emission intensities after plasma atomization/excitation. |
| Chloride Impurity | Ion Chromatography (IC) | Separates and quantifies chloride anions using ion-exchange column and conductivity detection. |
| Bromide Ion (Br-) | Potentiometric Titration with AgNO3 | Measures bromide via precipitation titration using silver nitrate and silver indicator electrode. |
| Color (APHA) | Visual Comparison or Spectrophotometric Measurement at 455 nm | Evaluates yellowness/browning by comparing to platinum-cobalt standards or absorbance at specified wavelength. |
| Density | Digital Density Meter | Determines mass per unit volume using oscillating U-tube principle at controlled temperature. |
| Viscosity | Rotational Viscometry | Measures resistance to flow under shear stress using calibrated spindle in thermostatted sample. |
| Organic Impurities (Related Substances) | HPLC-UV | Separates and quantifies structural analogs and degradation products using reversed-phase chromatography and UV detection. |
| Residue on Ignition | Gravimetric Analysis | Measures non-volatile inorganic residue after controlled high-temperature ashing and weighing. |
| pH of Aqueous Extract | pH Meter | Determines acidity/basicity of aqueous phase obtained after controlled hydrolysis and phase separation. |
| Test Item | Specification |
|---|---|
| Appearance | Colorless to pale yellow clear solution in tetrahydrofuran |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Identification (NMR) | Conforms to reference standard |
| Odor | Characteristic mild ether-like odor |
| Solubility | Miscible with THF, diethyl ether; insoluble in water |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() |
| Signal Word | Danger |
| 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.