4-ETHYLTHIOPHENOL Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 4946-13-8 |
| Product name | 4-ETHYLTHIOPHENOL |
| 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 4-ETHYLTHIOPHENOL
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 4-ETHYLTHIOPHENOL Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 4-ETHYLTHIOPHENOL
| Industry | Application | Process |
|---|---|---|
| Pharmaceutical Chemicals | Pharmaceutical Intermediates | Serves as a key structural motif in the synthesis of anti-osteoporosis agents (e.g., raloxifene) and central nervous system drugs, enabling construction of thioether bonds or sulfonyl groups. |
| Agrochemicals | Agrochemical Intermediates | Used in synthesizing sulfur-containing fungicides and herbicides featuring thioether or sulfone moieties; the thiophenol group introduces specific biologically active sites. |
| Organic Synthesis | Protecting Groups and Modification Reagents | Functions as a thiol-based reagent for Michael addition to α,β-unsaturated carbonyl compounds, facilitating functional group protection or modification. |
| Materials Chemistry | Functional Material Monomers | Applied in synthesizing organic optoelectronic materials and specialty polymeric materials; incorporation of sulfur-containing aromatic rings modulates refractive index or luminescent properties. |
| Electronics Industry | Surface Treatment Agents | Employed in preparing self-assembled monolayers (SAMs) on gold, silver, and other metal surfaces, leveraging strong sulfur–metal affinity to form ordered monolayer films. |
| Analytical Chemistry | Detection Reagents | Used as a derivatization reagent in high-performance liquid chromatography (HPLC) or electrochemical analysis for detection or quantification of specific organic compounds. |
Manufacturing Quality Control of 4-ETHYLTHIOPHENOL
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detection | Quantifies 4-ethylbenzenethiol by retention time and peak area comparison against a certified reference standard. |
| Water Content | Karl Fischer Titration | Measures water via coulometric or volumetric titration using iodine-based reagent stoichiometry. |
| Acidity (as H2SO4) | Acid-Base Titration with NaOH | Determines acidic impurities by neutralization with standardized sodium hydroxide solution. |
| Color (APHA) | Visual Comparison or Spectrophotometric Measurement at 455 nm | Evaluates yellowness intensity by matching sample color to APHA platinum-cobalt scale. |
| Residue on Ignition | Gravimetric Analysis | Measures non-volatile inorganic residue after high-temperature ashing and weighing. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantifies total heavy metals by atomizing the sample and measuring absorbance of characteristic wavelengths. |
| Sulfur Content | Combustion followed by UV Fluorescence Detection | Oxidizes sulfur to SO2 and measures emitted UV fluorescence intensity proportional to sulfur concentration. |
| Refractive Index | Refractometry | Determines ratio of light velocity in air vs. sample at specified temperature using calibrated refractometer. |
| Specific Gravity | Digital Density Meter or Pycnometer | Measures mass per unit volume relative to water at standard temperature. |
| Odor Impurities | Gas Chromatography-Mass Spectrometry (GC-MS) | Identifies and semi-quantifies volatile odor-causing impurities via mass spectral library matching. |
| Non-Volatile Residue | Evaporation and Gravimetric Weighing | Determines residue after controlled evaporation of a known sample mass under nitrogen stream. |
| Chloride Content | Ion Chromatography (IC) | Separates and quantifies chloride ions using anion-exchange column and conductivity detection. |
Technical Specifications of 4-ETHYLTHIOPHENOL
| Test Item | Specification |
|---|---|
| Appearance | Colorless liquid |
| Purity | >=98.5% (by GC) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.572–1.576 |
| Relative Density (20°C/25°C) | 1.045–1.055 g/cm³ |
| Odor | Characteristic thiol odor |
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-ETHYLTHIOPHENOL
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 4-ETHYLTHIOPHENOL
Packaging of 4-ETHYLTHIOPHENOL
Industrial 4-ETHYLTHIOPHENOL 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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