4-trans-Ethylcyclohexylbromobenzene Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 91538-82-8 |
| Product name | 4-trans-Ethylcyclohexylbromobenzene |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Electronic GradeMaterial 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 4-trans-Ethylcyclohexylbromobenzene
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 4-trans-Ethylcyclohexylbromobenzene Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 4-trans-Ethylcyclohexylbromobenzene
| Industry | Application | Process |
|---|---|---|
| Liquid Crystal Materials | Used as a liquid crystal monomer for synthesizing nematic or smectic liquid crystal mixtures | Rigid phenyl rings and flexible cyclohexane units are incorporated via molecular design; the bromo functional group participates in coupling reactions to construct the liquid crystal core scaffold |
| Organic Synthesis Intermediates | Used to build functional molecules containing biphenyl or stilbene structures | Bromo substituents enable transition-metal-catalyzed cross-coupling reactions, such as Suzuki and Heck couplings |
| Optoelectronic Materials Development | Used in preparing display materials with tailored dielectric anisotropy and optical properties | Co-formulated with other monomers in liquid crystal mixtures to optimize phase-transition temperatures and birefringence |
Manufacturing Quality Control of 4-trans-Ethylcyclohexylbromobenzene
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reverse-phase HPLC with UV detection at 254 nm, comparing peak area to a certified reference standard. |
| Related Substances | HPLC-DAD | Separation and identification of impurities using HPLC coupled with diode array detection, with peak purity assessment and relative response factor correction. |
| Residual Solvents | GC-FID | Headspace gas chromatography with flame ionization detection to quantify volatile organic solvents based on calibrated external standards. |
| Water Content | Karl Fischer Titration | Volumetric or coulometric titration using iodine-based reagent to determine trace water via stoichiometric reaction. |
| Heavy Metals | ICP-MS | Inductively coupled plasma mass spectrometry for simultaneous quantification of elemental impurities (e.g., Pb, Cd, Hg, As) at sub-pptr levels. |
| Chloride Impurity | Ion Chromatography | Separation and quantification of chloride ions using anion-exchange column with suppressed conductivity detection. |
| Residue on Ignition | Gravimetric Analysis | Weighing residue after controlled high-temperature ashing to determine inorganic non-volatile impurities. |
| Melting Point | Capillary Melting Point Apparatus | Determination of solid-to-liquid transition temperature range using calibrated capillary tube method per USP <741>. |
| Optical Rotation | Polarimetry | Measurement of specific rotation using sodium D-line light to assess chiral purity and absence of racemization. |
| Appearance | Visual Inspection | Comparison of sample solution (in specified solvent) against water or clear standard under controlled lighting per Ph. Eur. 2.2.1. |
| pH of Aqueous Suspension | pH Meter | Measurement of pH in a defined suspension (e.g., 1% w/v in water) using calibrated pH electrode. |
| Particle Size Distribution | Laser Diffraction | Analysis of dry or wet dispersed sample using laser scattering principle to determine D10, D50, D90 values. |
Technical Specifications of 4-trans-Ethylcyclohexylbromobenzene
| Test Item | Specification |
|---|---|
| Appearance | Colorless solid |
| Purity | >=98.0% (GC-MS) |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 78–82°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-trans-Ethylcyclohexylbromobenzene
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 4-trans-Ethylcyclohexylbromobenzene
Safety Information of 4-trans-Ethylcyclohexylbromobenzene
| Pictograms |  |
| Signal Word | Danger |
| Safety Data Sheet | |
Packaging of 4-trans-Ethylcyclohexylbromobenzene
Industrial 4-trans-Ethylcyclohexylbromobenzene 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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