China Factory Direct
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| CAS number | 6342-56-9 |
| Product name | Methylglyoxal 1,1-dimethyl acetal |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical GradeMaterial GradeSpecialty 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 |
|---|---|---|
| Chemical Synthesis | Organic synthesis intermediate | Used to prepare heterocyclic compounds and functionalized ketone derivatives; employed in condensation, reduction, and other reactions |
| Pharmaceuticals | Raw material for drug synthesis | Serves as a precursor for molecular scaffold construction; applied in the development of anti-infective and anti-inflammatory drugs |
| Agrochemicals | Intermediate for agrochemicals | Used to synthesize biologically active insecticidal and fungicidal components |
| Materials Science | Precursor for functional materials | Integrated into polymer monomer or optoelectronic material synthesis processes |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detection | Quantitative determination based on peak area comparison against a certified reference standard using a calibrated column and carrier gas. |
| Water Content | Karl Fischer Titration | Electrochemical titration where iodine reacts stoichiometrically with water in anhydrous methanol/pyridine medium; endpoint detected amperometrically. |
| Acidity (as Acetic Acid) | Acid-Base Titration with NaOH | Neutralization of acidic impurities using standardized sodium hydroxide solution and phenolphthalein indicator or potentiometric endpoint. |
| Color | Visual Comparison to APHA Scale | Comparison of sample color in a 100-mm cell against platinum-cobalt standard solutions under controlled lighting conditions. |
| Density at 20 C | Digital Density Meter | Measurement of mass per unit volume using oscillating U-tube principle with temperature-controlled sample cell. |
| Refractive Index at 20 C | Refractometry | Determination of light bending angle at air-sample interface using calibrated prism and monochromatic sodium D-line source. |
| Residue on Evaporation | Gravimetric Analysis | Evaporation of a measured sample under controlled heat and vacuum, followed by weighing of non-volatile residue. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantification of metal ions after acid digestion and chelation, based on absorption of element-specific hollow cathode lamp radiation. |
| Chloride Content | Potentiometric Titration with AgNO3 | Precipitation of chloride as AgCl with silver nitrate, monitored by silver ion-selective electrode for endpoint detection. |
| Aldehyde Impurities (e.g., Propionaldehyde) | Gas Chromatography (GC) with FID | Separation and quantification of volatile aldehyde impurities using polar capillary column and flame ionization detection. |
| Methanol Content | Gas Chromatography (GC) with FID | Separation and quantification of residual methanol using headspace or direct injection GC with appropriate column and detector. |
| Non-Volatile Residue | Gravimetric Analysis | Evaporation of specified sample volume to dryness at 105 C, followed by cooling and precise weighing of residue. |
| Test Item | Specification |
|---|---|
| Appearance | Yellow liquid |
| Purity | >=98.0% (GC-MS) |
| 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) | 0.905–0.915 g/cm³ |
| Odor | Characteristic ketone odor |
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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.