China Factory Direct
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| CAS number | 35435-21-3 |
| Product name | Triethoxy(2,4,4-trimethylpentyl)silane |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeElectronic 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) |
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 |
|---|---|---|
| Construction Materials | Silane Coupling Agents | Applied directly or reacted with other compounds to form coatings |
| Polymers | Modifiers | Blended into polymers for modification |
| Electronic Materials | Surface Treatment Agents | Used to treat semiconductor surfaces to enhance adhesion and corrosion resistance |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) | Quantitative separation and detection of analyte using capillary column and FID detector, calibrated with reference standard. |
| Moisture Content | Karl Fischer Titration | Volumetric or coulometric titration based on iodine consumption in reaction with water in anhydrous methanol-pyridine medium. |
| Acid Value | Acid-Base Titration | Neutralization of acidic impurities with standardized KOH solution using phenolphthalein indicator or potentiometric endpoint detection. |
| Density at 20 C | Pycnometry | Measurement of mass per unit volume using a calibrated glass pycnometer under controlled temperature conditions. |
| Refractive Index at 20 C | Refractometry | Determination of light bending angle through sample using Abbe refractometer calibrated with distilled water. |
| Color (APHA) | Visual Comparison or Spectrophotometry | Assessment of yellowness by matching sample color to APHA platinum-cobalt standard solutions or measuring absorbance at 430 nm. |
| Residue on Evaporation | Gravimetric Analysis | Evaporation of known sample mass to dryness under controlled temperature, followed by weighing of non-volatile residue. |
| Chloride Content | Ion Chromatography (IC) | Separation and quantification of chloride ions using anion-exchange column and conductivity detection. |
| Heavy Metals (as Pb) | Flame Atomic Absorption Spectroscopy (FAAS) | Atomization of acid-digested sample in air-acetylene flame and measurement of absorbance at characteristic wavelength for lead. |
| Iron Content | Inductively Coupled Plasma Optical Emission Spectrometry (ICP-OES) | Atomization and excitation of digested sample in argon plasma; detection of Fe emission lines at specific wavelengths. |
| Hydrolyzable Ethoxy Groups | Hydrolysis-Gas Chromatography | Acid-catalyzed hydrolysis to release ethanol, followed by GC-FID quantification against ethanol calibration curve. |
| Volatile Impurities | Headspace Gas Chromatography (HS-GC) | Equilibration of sample in sealed vial, followed by injection of headspace vapor into GC-FID for semi-volatile impurity profiling. |
| Test Item | Specification |
|---|---|
| Appearance | Colorless to light yellow, clear liquid |
| Purity | >=98.0% (GC) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.415–1.425 |
| Relative Density (20°C/25°C) | 0.835–0.845 g/cm³ |
| Odor | Characteristic silane-like odor |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() |
| Signal Word | Warning |
| 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.