China Factory Direct
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| CAS number | 2916-76-9 |
| Product name | METHYL (TRIMETHYLSILYL)ACETATE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeReagent 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 |
|---|---|---|
| Pharmaceuticals | Organic synthesis intermediate | Used in the synthesis of silicon-containing drug molecules; serves as a protecting group or silylation reagent in esterification and condensation reactions |
| Agrochemicals | Reagent intermediate | Applied as a silylating agent to construct silicon-containing agrochemical molecular structures, enhancing lipophilicity and biological activity |
| Polymers & Materials | Monomer modifier | Introduces trimethylsilyl groups during polymerization to adjust polymer hydrophobicity and thermal stability |
| Analytical Chemistry | Derivatization reagent | Used for silylation derivatization of polar compounds prior to gas chromatography or mass spectrometry analysis to improve volatility and detection sensitivity |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detector | Separation and quantification based on retention time and peak area against calibrated standards. |
| Water Content | Karl Fischer Titration | Coulometric or volumetric titration using iodine generation to quantify water via stoichiometric reaction. |
| Acid Value | Acid-Base Titration with NaOH standard solution | Neutralization of acidic impurities using standardized sodium hydroxide and phenolphthalein endpoint detection. |
| Residue on Ignition | Gravimetric Analysis (Weight Loss on Ignition) | Measurement of non-volatile residue after high-temperature ashing at 700-800 C. |
| Color (APHA) | Visual Comparison or Spectrophotometric Measurement | Comparison of sample color intensity against platinum-cobalt standard solutions in the visible range. |
| Density at 20 C | Digital Density Meter or Pycnometer | Determination of mass per unit volume using oscillating U-tube principle or calibrated glass pycnometer. |
| Refractive Index at 20 C | Refractometry | Measurement of light bending angle at air-sample interface using calibrated refractometer. |
| Chloride Content | Ion Chromatography (IC) | Separation and conductivity detection of chloride anions after ion exchange chromatography. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantification of metal elements by measuring absorption of specific wavelength light by ground-state atoms in flame. |
| Residual Solvents | Gas Chromatography (GC) with Headspace Sampling | Volatile organic impurities separated and detected via headspace GC-FID or GC-MS. |
| Peroxide Value | Iodometric Titration | Oxidation of iodide to iodine by peroxides, followed by titration with standardized sodium thiosulfate. |
| Non-Volatile Residue | Evaporation and Gravimetry | Evaporation of specified sample volume to dryness at 105 C, followed by weighing of residual solids. |
| Test Item | Specification |
|---|---|
| Appearance | Colorless liquid |
| Purity | >=98.5% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Identification (NMR) | Consistent with structure |
| Refractive Index (n20/D) | 1.395–1.405 |
| Relative Density (20°C/25°C) | 0.875–0.885 g/cm³ |
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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.