dimethyl isopropylidenemalonate Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 22035-53-6 |
| Product name | dimethyl isopropylidenemalonate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeIndustrial GradeSpecialty Grade |
| Packaging | 25L/drum |
| 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 isopropylidenemalonate
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk dimethyl isopropylidenemalonate Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of dimethyl isopropylidenemalonate
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Organic synthesis intermediate for antiviral agents, antibiotics, and other active pharmaceutical ingredients (APIs) | Used in carbon–carbon bond-forming reactions such as Knoevenagel condensation and Michael addition to construct heterocyclic or functionalized molecular scaffolds |
| Agrochemicals | Intermediate for synthesizing herbicides, fungicides, and other agrochemicals | Applied in nucleophilic substitution or condensation reactions to introduce specific functional groups that enhance biological activity |
| Fine Chemicals | Building block for synthesizing fragrances, dyes, and functional materials | Employed as an active methylene component in multicomponent or cyclization reactions to construct heterocycles or conjugated systems |
Manufacturing Quality Control of dimethyl isopropylidenemalonate
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detector | Quantifies main component by separation and flame ionization detection relative to internal/external standard. |
| Water Content | Karl Fischer Titration (Coulometric mode) | Electrochemical titration measuring water via iodine generation and stoichiometric reaction with water. |
| Residual Solvents (e.g., methanol, dichloromethane) | Gas Chromatography (GC) with Headspace sampling | Separates and quantifies volatile solvents using headspace equilibration and GC-FID or GC-MS detection. |
| Acid Value | Acid-Base Titration (NaOH in methanol/water) | Measures free acidic impurities by titration with standardized sodium hydroxide solution using phenolphthalein or potentiometric endpoint. |
| Color (APHA) | Visual Comparison or Spectrophotometric Measurement (430 nm) | Compares sample color intensity against platinum-cobalt standards or measures absorbance at 430 nm in dilute solution. |
| Heavy Metals (as Pb) | Inductively Coupled Plasma–Optical Emission Spectrometry (ICP-OES) | Quantifies trace metal elements after acid digestion by plasma-excited atomic emission at characteristic wavelengths. |
| Residue on Ignition | Gravimetric Analysis (Sulfated Ash method) | Measures non-volatile inorganic residue after high-temperature ignition following sulfuric acid treatment. |
| Chloride Impurity | Ion Chromatography (IC) with Conductivity Detection | Separates and quantifies chloride ions based on ion exchange retention and conductivity measurement. |
| Specific Optical Rotation | [α]D | Measures rotation of plane-polarized light at 589 nm to confirm chiral integrity and absence of racemization (if applicable per specification). |
Technical Specifications of dimethyl isopropylidenemalonate
| Test Item | Specification |
|---|---|
| Appearance | Colorless to pale yellow liquid |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.435 - 1.445 |
| Relative Density (20°C/25°C) | 1.075 - 1.095 g/cm³ |
| Odor | Characteristic ester-like odor |
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 isopropylidenemalonate
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
Safety Information of dimethyl isopropylidenemalonate
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of dimethyl isopropylidenemalonate
Industrial dimethyl isopropylidenemalonate 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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