1-Eth-1-ynyl-4-propylbenzene Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 62452-73-7 |
| Product name | 1-Eth-1-ynyl-4-propylbenzene |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial Grade |
| Packaging | 25L/drum200L/drum1000L/IBC |
| 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 1-Eth-1-ynyl-4-propylbenzene
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 1-Eth-1-ynyl-4-propylbenzene Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 1-Eth-1-ynyl-4-propylbenzene
| Industry | Application | Process |
|---|---|---|
| Liquid Crystal Materials | Synthesis of liquid crystal monomers and intermediates | Introduced as a key terminal group into liquid crystal molecular structures to prepare acetylene-bridged liquid crystal compounds, thereby tuning birefringence, dielectric anisotropy, and viscosity. |
| Organic Synthesis | Construction of conjugated systems | Employed in cross-coupling processes—such as the Sonogashira coupling—to construct extended conjugated aromatic systems or oligomers, leveraging the reactivity of the phenylethynyl group. |
| Electronic Chemicals | Preparation of functional organic optoelectronic materials | Used in the molecular design and synthesis of organic semiconductor or electroluminescent (OLED) materials, serving as a building block for electron-transport or emissive layers. |
| Research Reagents | Chemical structure modification | Applied at laboratory scale as an alkyne derivative for mechanistic studies of click chemistry or metal-catalyzed coupling reactions. |
Manufacturing Quality Control of 1-Eth-1-ynyl-4-propylbenzene
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detection | Quantitative determination based on peak area comparison against a certified reference standard under validated chromatographic conditions. |
| Residual Solvents | Gas Chromatography (GC) with Headspace sampling | Volatile impurities are partitioned into headspace and quantified using calibrated external standards. |
| Water Content | Karl Fischer Titration (Coulometric mode) | Electrochemical titration where iodine generated in situ reacts stoichiometrically with water; endpoint detected amperometrically. |
| Heavy Metals (as Pb) | Inductively Coupled Plasma Optical Emission Spectrometry (ICP-OES) | Elements atomized and excited in argon plasma; emission intensity at characteristic wavelengths correlates with concentration. |
| Chloride Impurity | Ion Chromatography (IC) with conductivity detection | Anions separated on an ion-exchange column and quantified by measuring electrical conductivity of the eluent. |
| Acidity (as HCl) | Acid-Base Titration with NaOH and potentiometric endpoint | Free acidic impurities neutralized with standardized sodium hydroxide; equivalence point determined by pH electrode. |
| Non-Volatile Residue | Gravimetric Analysis (Evaporation and Weighing) | Sample evaporated to dryness under controlled conditions; residue mass determined by precision weighing. |
| Color | APHA Color Scale (Visual or Instrumental) | Comparison of sample solution color against platinum-cobalt standard solutions using visual assessment or spectrophotometric measurement at 455 nm. |
| Density | Digital Density Meter (Oscillating U-tube principle) | Sample density derived from resonant frequency shift of a vibrating U-shaped tube filled with the liquid. |
| Refractive Index | Refractometry (Abbe-type instrument) | Measurement of light refraction angle at air-sample interface to determine refractive index at specified temperature. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition observed as solid-to-liquid phase change using calibrated capillary tube method per USP <741>. |
| Organic Impurities (related substances) | High-Performance Liquid Chromatography (HPLC) with UV detection | Separation on reversed-phase column; impurities detected and quantified by UV absorbance relative to main peak response. |
Technical Specifications of 1-Eth-1-ynyl-4-propylbenzene
| Test Item | Specification |
|---|---|
| Appearance | Yellow liquid |
| Purity | >=98.0% (GC-MS) |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Identification (NMR) | Consistent with structure |
| Refractive Index (n20/D) | 1.545–1.555 |
| Relative Density (20°C/25°C) | 0.96–0.98 g/cm³ |
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 1-Eth-1-ynyl-4-propylbenzene
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 1-Eth-1-ynyl-4-propylbenzene
Packaging of 1-Eth-1-ynyl-4-propylbenzene
Industrial 1-Eth-1-ynyl-4-propylbenzene 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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