DIMETHYLOCTADECYLSILANE Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 32395-58-7 |
| Product name | DIMETHYLOCTADECYLSILANE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial GradeSpecialty GradeElectronic GradeReagent 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 DIMETHYLOCTADECYLSILANE
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk DIMETHYLOCTADECYLSILANE Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of DIMETHYLOCTADECYLSILANE
| Industry | Application | Process |
|---|---|---|
| Organic Synthesis | Organosilicon Intermediates | Used as a starting material for synthesizing other organosilicon compounds; participates in Grignard or lithiation reactions to prepare functionalized silanes |
| Semiconductor Manufacturing | Silicon Source Precursor | Applied in chemical vapor deposition (CVD) processes to produce silicon-containing thin-film materials |
| Pharmaceutical & Fine Chemicals | Protecting Group Reagent | Employed as a protecting group for hydroxyl or carboxyl functionalities in complex molecule synthesis to enhance reaction selectivity |
| Materials Science | Surface Modifier | Used for silanization of nanomaterials or inorganic fillers to improve hydrophobicity and dispersion stability |
| Analytical Chemistry | Derivatization Reagent | Applied in gas chromatography for silylation derivatization of polar compounds to increase volatility |
Manufacturing Quality Control of DIMETHYLOCTADECYLSILANE
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detector | Quantitative determination based on peak area comparison against certified reference standard under optimized chromatographic conditions. |
| Water Content | Karl Fischer Titration | Electrochemical titration measuring water via iodine-sulfur dioxide reaction in methanol-based solvent system. |
| Acid Number | Acid-Base Titration with NaOH | Neutralization of acidic impurities using standardized sodium hydroxide solution and potentiometric or phenolphthalein endpoint detection. |
| Residue on Evaporation | Gravimetric Analysis | Weighing non-volatile residue after controlled evaporation of a known sample mass under specified temperature and nitrogen purge. |
| Chloride Content | Ion Chromatography (IC) | Separation and quantification of chloride ions using anion-exchange column and conductivity detection. |
| Heavy Metals (Pb, Cd, Hg, As) | Inductively Coupled Plasma Optical Emission Spectrometry (ICP-OES) | Multi-element detection based on characteristic atomic emission lines after high-temperature plasma atomization. |
| Refractive Index | Refractometry | Measurement of light bending angle at air-sample interface using calibrated digital refractometer at 20 C. |
| Density | Oscillating U-tube Densitometry | Determination from resonant frequency shift of a vibrating U-shaped tube filled with sample at controlled temperature. |
| Boiling Point Range | Distillation (ASTM D1078) | Measurement of initial and final boiling points using micro-distillation apparatus under atmospheric pressure. |
| Color (APHA) | Visual Comparison or Spectrophotometric Measurement | Comparison of sample color to platinum-cobalt standard solutions or absorbance measurement at 455 nm. |
| Non-Volatile Matter | Gravimetric Analysis | Weighing residue after evaporation of a specified volume under vacuum and drying to constant weight. |
| Organic Impurities (e.g., silanols, dimers) | Gas Chromatography-Mass Spectrometry (GC-MS) | Separation by GC followed by identification and semi-quantification using electron ionization mass spectra and retention indices. |
Technical Specifications of DIMETHYLOCTADECYLSILANE
| Test Item | Specification |
|---|---|
| Appearance | White viscous solid |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Identification (NMR) | Consistent with structure |
| Refractive Index (n20/D) | 1.395–1.405 |
| Relative Density (20°C/25°C) | 0.72–0.74 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 DIMETHYLOCTADECYLSILANE
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of DIMETHYLOCTADECYLSILANE
Packaging of DIMETHYLOCTADECYLSILANE
Industrial DIMETHYLOCTADECYLSILANE 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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