Dimethyl difluoromalonate Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 379-95-3 |
| Product name | Dimethyl difluoromalonate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeIndustrial 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) |
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Documents We Provide for Dimethyl difluoromalonate
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Dimethyl difluoromalonate Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Dimethyl difluoromalonate
| Industry | Application | Process |
|---|---|---|
| Pharmaceutical Industry | Synthesis of antiviral drugs | Used as an intermediate in synthesis reactions to prepare specific antiviral compounds |
| Pesticide Industry | Herbicide production | Applied as a key raw material in synthesis to enhance the selectivity and biological activity of the final product |
| Materials Science | Specialty polymer preparation | Employed as a monomer or modifier in polymer synthesis to improve material properties such as thermal resistance and mechanical strength |
| Organic Synthesis | Reaction reagent | Utilized as a versatile organic synthesis building block for constructing complex molecular structures |
| Dye Industry | Dye intermediate | Chemically converted into dye precursors exhibiting specific color characteristics |
Manufacturing Quality Control of Dimethyl difluoromalonate
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detector | 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 a methanol-based solvent system; endpoint detected amperometrically. |
| Acid Value | Acid-Base Titration with NaOH | Neutralization of acidic impurities using standardized sodium hydroxide solution; endpoint detected by potentiometric or phenolphthalein indicator. |
| Residue on Ignition | Gravimetric Analysis | Heating sample at 700-800 C to volatilize organic matter, then weighing inorganic residue after cooling in desiccator. |
| Heavy Metals | ICP-OES | Multi-element detection via atomic emission from plasma-excited atoms; quantification using calibration curves for Pb, Cd, Hg, As, Cr. |
| Chloride Impurity | Ion Chromatography (IC) | Separation of anions on ion-exchange column followed by conductivity detection; quantified against chloride standard. |
| Related Substances | GC-MS | Separation by gas chromatography coupled with mass spectrometric identification and semi-quantitative analysis of structural analogs and degradation products. |
| Density | Digital Density Meter | Measurement of oscillating U-tube frequency shift correlated to sample density at controlled temperature (20 C). |
| Refractive Index | Refractometry | Determination of light bending angle at air-sample interface using calibrated prism; correlates to molecular composition and purity. |
| Color (APHA) | Visual Comparison or Spectrophotometric APHA | Comparison of sample color in 10 cm cell against platinum-cobalt standards or calculation from absorbance at 430 nm. |
| Boiling Point Range | Distillation Apparatus (ASTM D1078) | Measurement of initial and final boiling points under reduced pressure (e.g., 20 mmHg) using calibrated thermometer and controlled heating rate. |
| Residual Solvents | Headspace GC-FID | Volatile organic solvents extracted into headspace vial, injected into GC, separated on polar column, and quantified by FID response. |
Technical Specifications of Dimethyl difluoromalonate
| Test Item | Specification |
|---|---|
| Appearance | Colorless 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) | 1.385–1.395 |
| Relative Density (20°C/25°C) | 1.22–1.24 g/cm³ |
Specifications vary by industry. Reach out to our technical experts for a COA tailored specifically to your application. Email:selse@GRchemical.com
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Download COA of Dimethyl difluoromalonate
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of Dimethyl difluoromalonate
Packaging of Dimethyl difluoromalonate
Industrial Dimethyl difluoromalonate Procurement FAQ
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.
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