China Factory Direct
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| CAS number | 2754-27-0 |
| Product name | 2754-27-0 |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical 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 |
|---|---|---|
| Organic Synthesis | Silylation reagent for protecting carboxylic acids, alcohols, phenols, and other functional groups | Reacts with substrates under anhydrous conditions to yield corresponding trimethylsilyl derivatives; typically conducted at room temperature using solvents such as dichloromethane or THF |
| Pharmaceutical Intermediates | Used in synthesizing silicon-containing drug molecules and prodrugs to enhance lipophilicity and membrane permeability | Acts as a silyl protecting group in multistep syntheses; selectively removed later using acid or fluoride sources (e.g., TBAF) |
| Materials Science | Surface modifier to improve dispersion of inorganic nanoparticles (e.g., SiO₂, TiO₂) in organic media | Grafted onto nanoparticle surfaces via condensation with surface silanol groups, forming hydrophobic silane monolayers |
| Analytical Chemistry | Derivatization reagent to enhance volatility and thermal stability in gas chromatography (GC) and gas chromatography–mass spectrometry (GC-MS) analysis | Reacts with carboxylic acids and hydroxyl-containing compounds to form volatile silyl ester derivatives suitable for trace analysis |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detection | Quantifies main component by retention time and peak area comparison against certified reference standard. |
| Water Content | Karl Fischer Titration | Measures water via stoichiometric reaction between water, iodine, sulfur dioxide, and base in methanol medium. |
| Acid Value | Acid-Base Titration with NaOH standard solution | Determines free acid content by neutralizing acidic impurities with standardized sodium hydroxide solution. |
| Residue on Ignition | Gravimetric Analysis (Weight Loss on Ignition) | Measures non-volatile inorganic residue after high-temperature ashing and weighing. |
| Color | Visual Comparison or APHA Color Scale | Evaluates color intensity by comparing sample solution to platinum-cobalt standard solutions. |
| Density | Digital Density Meter | Determines mass per unit volume at specified temperature using oscillating U-tube principle. |
| Refractive Index | Refractometry | Measures bending of light through liquid sample to infer purity and composition. |
| Chloride Content | Ion Chromatography (IC) | Separates and quantifies chloride ions based on ion exchange and conductivity detection. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantifies trace metal contaminants by measuring absorption of specific wavelength light by ground-state atoms. |
| Volatile Impurities | Gas Chromatography-Mass Spectrometry (GC-MS) | Identifies and quantifies low-boiling organic impurities via retention time and mass spectral matching. |
| Residual Solvents | Headspace Gas Chromatography (HS-GC) | Detects and quantifies volatile solvents by analyzing vapor phase above heated sample. |
| pH of Aqueous Solution | pH Meter Measurement | Measures hydrogen ion activity in 1% aqueous solution using calibrated glass electrode. |
| Test Item | Specification |
|---|---|
| Appearance | Colorless to almost colorless clear liquid |
| Purity | >=98.0% (GC) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Identification (NMR) | Consistent with structure |
| Refractive Index (n20/D) | 1.405–1.415 |
| 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 | |
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.