China Factory Direct
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| CAS number | 27490-70-6 |
| Product name | CHLORODIMETHYLISOBUTYLSILANE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial GradeSpecialty GradeElectronic Grade |
| Packaging | 25L/drum |
| 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 |
|---|---|---|
| Chemical | Organosilicon intermediate for synthesizing silicone oil, silicone rubber, and related materials | Combined with other organosilicon compounds via hydrosilylation or condensation reactions |
| Electronics | Surface treatment agent in semiconductor manufacturing to enhance material hydrophobicity | Used as a modifier in vapor-phase deposition or liquid-phase coating processes |
| Pharmaceuticals | Protecting group or intermediate in drug synthesis | Employed as a silylation reagent in organic synthesis |
| Materials Science | Preparation of hydrophobic coatings or nanocomposites | Functional thin films formed via sol-gel processing or chemical vapor deposition (CVD) |
| Textiles | Water-repellent finishing agent for textiles | Applied to fiber surfaces via immersion or spray coating |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detector | Quantifies main component peak area against calibrated standard; separation based on volatility and polarity. |
| Acid Value | Acid-Base Titration with NaOH standard solution | Measures free HCl content by neutralizing acidic species using phenolphthalein endpoint detection. |
| Moisture Content | Karl Fischer Coulometric Titration | Electrochemically determines water via iodine generation proportional to water content in sample. |
| Residue on Ignition | Gravimetric Analysis (Weight Loss on Heating) | Measures non-volatile impurities by weight difference before and after high-temperature ashing. |
| Chloride Ion Content | Potentiometric Titration with AgNO3 | Detects Cl- ions by silver nitrate titration using silver indicator electrode for endpoint detection. |
| Heavy Metals (Pb, Cd, Hg, Cr) | ICP-OES | Simultaneously quantifies trace metals after acid digestion by measuring element-specific emission intensities. |
| Iron Content | AAS (Flame Atomic Absorption Spectroscopy) | Measures Fe absorption at 248.3 nm after sample dilution and matrix matching. |
| Density at 20 C | Digital Density Meter | Determines mass per unit volume using oscillating U-tube principle with temperature control. |
| Refractive Index at 20 C | Abbe Refractometer | Measures light bending angle at air-sample interface to infer molecular density and purity. |
| Color (APHA) | Visual Comparison or Spectrophotometric Measurement | Compares sample color intensity to platinum-cobalt standard scale using 455 nm absorbance. |
| Non-Volatile Residue | Gravimetric Evaporation | Quantifies residue after controlled evaporation of fixed sample volume under inert atmosphere. |
| Trace Alkylsilanes (e.g., DMS, MIBS) | Gas Chromatography-Mass Spectrometry (GC-MS) | Identifies and quantifies structurally related silane impurities via retention time and mass spectral matching. |
| Test Item | Specification |
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| Appearance | Clear, colourless liquid |
| Purity | >=98.5% (GC) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.0% |
| Single Impurity | <=0.3% |
| Refractive Index (n20/D) | 1.425–1.435 |
| Relative Density (20°C/25°C) | 0.92–0.94 g/cm³ |
| Odor | Characteristic silane-like odour |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
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.