China Factory Direct
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| CAS number | 27374-25-0 |
| Product name | (1-ETHOXYCYCLOPROPOXY)TRIMETHYLSILANE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial GradeSpecialty 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 |
|---|---|---|
| Pharmaceutical Intermediates | Key cyclopropanation reagent for synthesizing prostaglandin-class drugs (e.g., misoprostol) | Undergoes [2+1] cycloaddition with aldehydes or ketones at low temperature (–78 °C) to yield cyclopropanol derivatives, which are subsequently deprotected and subjected to functional group transformations to afford the target molecule |
| Organic Synthesis | Stable, user-friendly cyclopropanation precursor for constructing chiral cyclopropane motifs | Participates in metal-catalyzed (e.g., Pd(0) or Rh(II)) cyclopropanation with diazo compounds or alkenes; alternatively serves as a silyl-protected cyclopropanol equivalent in electrophilic or nucleophilic substitution reactions |
| Test Item | Common Testing Method | Method Overview |
|---|---|---|
| Appearance | Visual Inspection | Observe the sample's color, physical state, and clarity (transparent or not) under natural light or standard lighting to determine the presence of impurities or turbidity. |
| Content/Purity | Gas Chromatography (GC) | Using a capillary column (e.g., DB-5MS) and a flame ionization detector (FID), qualitative analysis is performed based on retention time, while quantitative determination of the main component is achieved via peak area normalization or external standard method. |
| Impurity Analysis | Gas Chromatography-Mass Spectrometry (GC-MS) | Combines the separation capability of GC with the structural identification power of MS to detect and identify potential organic impurities such as residual raw materials or degradation products. |
| Moisture Content | Karl Fischer Titration | Measures trace water content based on the quantitative reaction of iodine with sulfur dioxide in a pyridine/methanol system. Suitable for moisture-sensitive compounds like siloxanes. |
| Volatile Solvent Residues | Headspace Gas Chromatography (HS-GC) | Uses headspace sampling to detect residual volatile organic solvents (e.g., ethanol, toluene, n-hexane) remaining from the manufacturing process. |
| Silane Structure Confirmation | Nuclear Magnetic Resonance Spectroscopy (NMR) | Analyzes the chemical environments of hydrogen and carbon atoms using ¹H NMR and ¹³C NMR; combined with ²⁹Si NMR to confirm the presence and connectivity of trimethylsiloxy groups. |
| Refractive Index | Refractometry | Measures refractive index (n20D) at 20°C, used as an auxiliary method to assess purity and batch-to-batch consistency. |
| Density | Pycnometer or Oscillating U-tube Density Meter | Determines mass per unit volume, used for comparison of physical properties and evaluation of inter-batch consistency. |
| Acid Value / Hydrolyzable Chloride | Titration or Ion Chromatography | Detects acidic impurities or by-products that can release chloride ions upon hydrolysis, indicating storage stability or side reactions during synthesis. |
| Thermal Stability | Thermogravimetric Analysis (TGA) or DSC | Monitors changes in sample mass (TGA) or heat flow (DSC) under controlled temperature ramping to evaluate decomposition temperature and thermal behavior. |
| Test Item | Specification |
|---|---|
| Appearance | Colorless Liquid |
| ldentification(NMR) | Conforms to structure |
| Purity | ≥95.0% |
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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.