4-((4-Ethyl-2,6-difluorphenyl)-ethinyl)-4′-propylbiphenyl Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 221526-72-3 |
| Product name | 4-((4-Ethyl-2,6-difluorphenyl)-ethinyl)-4′-propylbiphenyl |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeReagent GradeIndustrial 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) |
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Documents We Provide for 4-((4-Ethyl-2,6-difluorphenyl)-ethinyl)-4′-propylbiphenyl
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 4-((4-Ethyl-2,6-difluorphenyl)-ethinyl)-4′-propylbiphenyl Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 4-((4-Ethyl-2,6-difluorphenyl)-ethinyl)-4′-propylbiphenyl
| Industry | Application | Process Description |
|---|---|---|
| Pharmaceuticals | Drug synthesis intermediate | Used as an intermediate in synthesizing active pharmaceutical ingredients (APIs) for treating metabolic or hormone-related disorders |
| Materials Science | Liquid crystal materials | Applied in the preparation of high-performance liquid crystal display (LCD) materials, offering excellent thermal stability and optical properties |
| Fine Chemicals | Organic synthesis reagent | Employed as a structural building block or catalyst in organic synthesis to construct complex molecules |
| Pesticides | Pesticide formulation synthesis | Used as a precursor to pesticide active ingredients to enhance formulation stability and target selectivity |
| Analytical Chemistry | Reference standard or control substance | Applied as a certified reference material in chromatographic and mass spectrometric analyses to ensure measurement accuracy |
Manufacturing Quality Control of 4-((4-Ethyl-2,6-difluorphenyl)-ethinyl)-4′-propylbiphenyl
| 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. |
| Identity | FTIR Spectroscopy | Confirmation of molecular structure by matching characteristic absorption bands (e.g., C=O, aromatic C-H, cyclohexyl C-H) to reference spectrum. |
| Melting Point | Capillary Melting Point Apparatus | Determination of temperature range at which solid transitions to liquid, verifying crystalline integrity and absence of significant impurities. |
| Residual Solvents | GC-FID | Separation and quantification of volatile organic solvents (e.g., toluene, ethyl acetate) using flame ionization detection against calibrated standards. |
| Water Content | Karl Fischer Titration | Coulometric or volumetric titration with iodine-based reagent to measure trace water content based on stoichiometric reaction with water. |
| Heavy Metals | ICP-OES | Multi-element quantification of toxic metals (Pb, Cd, Hg, As) after acid digestion, using atomic emission from plasma-excited atoms. |
| Chloride Impurity | Ion Chromatography | Separation and conductivity detection of chloride ions in aqueous extract, compared to sodium chloride calibration curve. |
| Sulfated Ash | Gravimetric Analysis | Incineration at 600-700 C followed by sulfuric acid treatment and weighing of non-volatile residue to assess inorganic impurities. |
| Related Substances | HPLC-DAD | Detection and semi-quantification of structurally similar impurities (e.g., isomers, ester precursors) using diode array detection across 200-400 nm. |
| Particle Size Distribution | Laser Diffraction | Measurement of size distribution in dry or dispersed state via angular scattering pattern analysis of laser beam passing through sample. |
| Bulk Density | Tap Density Tester | Determination of mass per unit volume after standardized mechanical tapping of powder in a graduated cylinder. |
| Microbial Limits | Membrane Filtration + Culture | Enumeration of aerobic mesophilic microorganisms by filtration, membrane transfer to agar media, and colony counting after incubation. |
Technical Specifications of 4-((4-Ethyl-2,6-difluorphenyl)-ethinyl)-4′-propylbiphenyl
| Test Item | Specification |
|---|---|
| Appearance | White to off-white crystalline powder |
| Purity | >=98.5% |
| Melting Point | 162-166°C |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Acid Value (mg KOH/g) | 220-235 mg KOH/g |
| Residue on Ignition | <=0.1% |
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-((4-Ethyl-2,6-difluorphenyl)-ethinyl)-4′-propylbiphenyl
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
Packaging of 4-((4-Ethyl-2,6-difluorphenyl)-ethinyl)-4′-propylbiphenyl
Industrial 4-((4-Ethyl-2,6-difluorphenyl)-ethinyl)-4′-propylbiphenyl 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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