China Factory Direct
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| CAS number | 89-91-8 |
| Product name | Methyl dimethoxyacetate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial 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 | Synthesis raw material for vitamin B1 (thiamine) | Serves as an intermediate in thiamine structure construction |
| Pharmaceuticals | Synthesis of other pharmaceuticals and active pharmaceutical ingredients (APIs) | Used to construct specific molecular frameworks |
| Agrochemicals | Synthesis of fungicides, insecticides, and plant growth regulators | Acts as an organic synthesis intermediate for introducing functional groups |
| Chemical Industry | Organic synthesis intermediate | Applied in carbonylation or other condensation reactions |
| Chemical Industry | Manufacture of specialty and fine chemicals | Used as a modifier or building block |
| Detection Item | Common Analytical Method | Method Overview |
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| Assay (Purity) | Gas Chromatography (GC) with FID | Quantitative separation and detection based on volatility and retention time using flame ionization detection. |
| Water Content | Karl Fischer Titration | Electrochemical titration measuring water via iodine-sulfur dioxide reaction in anhydrous methanol-based medium. |
| Acidity (as Acetic Acid) | Acid-Base Titration with NaOH | Neutralization of acidic impurities using standardized sodium hydroxide solution and phenolphthalein indicator. |
| Color (APHA) | Visual Comparison or Spectrophotometry | Comparison of sample color against platinum-cobalt standard solutions or measurement of absorbance at 455 nm. |
| Density at 20 degC | Digital Density Meter | Measurement of mass per unit volume using oscillating U-tube principle calibrated with air and water. |
| Refractive Index at 20 degC | Refractometry | Determination of light bending angle at air-sample interface using calibrated Abbe refractometer. |
| Residue on Evaporation | Gravimetric Analysis | Evaporation of known sample mass to dryness followed by weighing of non-volatile residue. |
| Chloride Content | Ion Chromatography (IC) | Separation and quantification of chloride ions using anion-exchange column and conductivity detection. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Atomization of sample followed by absorption measurement of specific wavelength light by ground-state metal atoms. |
| Non-Volatile Matter | Gravimetric Analysis | Evaporation of sample under controlled conditions and determination of residual mass after drying. |
| Aldehyde Impurities | GC with Electron Capture Detector (ECD) or Derivatization-GC | Derivatization with DNPH followed by GC separation and detection of hydrazone derivatives. |
| Ethyl Acetate (Common Solvent Impurity) | Gas Chromatography (GC) with FID | Separation and quantification using capillary column and flame ionization detection with internal standard calibration. |
| Test Item | Specification |
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| Appearance | Colorless to almost colorless clear liquid |
| Purity | >=98.0% (GC) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.392–1.396 |
| Relative Density (20°C/25°C) | 1.045–1.055 g/cm³ |
| Acid Value (mg KOH/g) | <=0.5 |
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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.