Diisopropyl malonate Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 13195-64-7 |
| Product name | Diisopropyl malonate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeIndustrial 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) |
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Documents We Provide for Diisopropyl malonate
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Diisopropyl malonate Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Diisopropyl malonate
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Used as an organic synthesis intermediate for antiviral agents, antibiotics, and cardiovascular drugs | Participates in Knoevenagel condensation or Michael addition reactions under basic conditions to construct C–C bonds |
| Pesticides | Used to synthesize pyrethroid insecticides and other agrochemicals | Acts as an active methylene compound in cyclization or alkylation reactions to introduce specific functional groups |
| Fine Chemicals | Used as a precursor in the synthesis of fragrances, dyes, and functional materials | Target molecules are prepared via transesterification, hydrolysis, or condensation reactions |
| Organic Synthesis | Used as a malonic acid derivative for constructing heterocyclic compounds and multifunctional molecules | Participates in multicomponent reactions (e.g., Biginelli reaction) or decarboxylation reactions under catalytic or thermal conditions |
Manufacturing Quality Control of Diisopropyl malonate
| Test Item | Common Testing Methods | Method Overview |
|---|---|---|
| Appearance | Visual Inspection | Observe the sample's color and state under natural or standard lighting to determine if it is a colorless, transparent liquid, and check for impurities, turbidity, or precipitation. |
| Assay (Content Determination) | Gas Chromatography (GC) | Capillary gas chromatography is used to determine the content of the main component by internal or external standard method. It offers high separation efficiency and sensitivity, suitable for quantitative analysis of volatile organic compounds. Typical conditions: HP-5 or DB-5 column, FID detector, programmed temperature ramp. |
| Purity Analysis | High-Performance Liquid Chromatography (HPLC) | Used to detect non-volatile or thermally unstable impurities. Reverse-phase C18 column, UV detector (e.g., 210 nm), mobile phase typically methanol-water or acetonitrile-water system. Evaluates peak purity and total impurities. |
| Water Content | Karl Fischer Titration | Determines trace moisture content based on the quantitative reaction of iodine with sulfur dioxide in the presence of pyridine and methanol. Available as volumetric or coulometric methods, suitable for low moisture detection (ppm level). |
| Acid Value (or Free Acid) | Acid-Base Titration | Titrate free acid (e.g., unreacted malonic acid) in the sample using a standard ethanolic sodium hydroxide solution. Phenolphthalein indicator or potentiometric titration is used to determine the endpoint. The acid value is expressed as mg KOH/g. |
| Density | Density Meter or Pycnometer Method | Measure the density of the liquid at a specified temperature (e.g., 20°C) using a density meter or precision pycnometer, used to assist in assessing purity and consistency. |
| Refractive Index | Refractometry | Measure the refractive index (n20D) using an Abbe refractometer at a standard temperature (e.g., 20°C), used as a physical constant for identification and preliminary purity screening. |
| Boiling Point/Distillation Range | Distillation Method | Determine the boiling point range under atmospheric or reduced pressure to assess volatility and component uniformity, suitable for preliminary quality evaluation of raw materials. |
| Impurity Profile Analysis | GC-MS or LC-MS | Combines chromatography and mass spectrometry for qualitative and semi-quantitative analysis of unknown impurities, identifying possible by-products, degradation products, or residual solvents. |
| Residual Solvents | Headspace Gas Chromatography (HS-GC) | Analyzes organic solvents (e.g., isopropanol, acetone) possibly remaining from the manufacturing process using headspace sampling, in compliance with ICH Q3C guidelines. |
Technical Specifications of Diisopropyl malonate
| Test Item | Specification |
|---|---|
| Appearance | Colorless to almost colorless clear liquid |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.420–1.430 |
| Relative Density (20°C/25°C) | 1.025–1.045 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 Diisopropyl malonate
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NMR Spectra of Diisopropyl malonate
Packaging of Diisopropyl malonate
Industrial Diisopropyl malonate 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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