China Factory Direct
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| CAS number | 63972-18-9 |
| Product name | BUTYRONITRILE DIETHYL MALONATE |
| 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) |
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 Description |
|---|---|---|
| Pharmaceuticals | Pharmaceutical Intermediates | Used as an intermediate in the synthesis of antiviral agents and antibiotics |
| Pesticides | Fungicide Synthesis | Applied in the preparation of triazole-based fungicides and other agrochemicals |
| Chemical Industry | Organic Synthesis Reagent | Employed in organic synthesis processes such as esterification and alkylation |
| Coatings & Resins | Resin Modification | Utilized as a crosslinking agent or modifier in polymer synthesis |
| Materials Science | Specialty Material Synthesis | Serves as a precursor in the synthesis of oil-resistant and heat-resistant materials |
| 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 under validated chromatographic conditions. |
| Water Content | Karl Fischer Titration (Coulometric mode) | Electrochemical titration where iodine reacts stoichiometrically with water; endpoint detected by current change. |
| Acid Value | Acid-Base Titration (NaOH, phenolphthalein indicator) | Neutralization of free acidic impurities (e.g., residual acids) with standardized sodium hydroxide solution. |
| Residue on Ignition | Gravimetric Analysis (Weight Loss on Ignition) | Measurement of non-volatile inorganic residue after controlled high-temperature ashing at 500–600 °C. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) after wet digestion | Quantification of total heavy metals via absorption of element-specific radiation following acid digestion and matrix removal. |
| Chloride Impurity | Ion Chromatography (IC) with conductivity detection | Separation and quantification of chloride anions using anion-exchange column and suppressed conductivity detection. |
| Residual Solvents (e.g., Ethanol, Ethyl Acetate) | Headspace Gas Chromatography (HS-GC) with FID | Volatile solvent quantification via equilibrium partitioning into headspace followed by GC separation and detection. |
| Color (APHA) | Visual Comparison or Spectrophotometric Measurement (430 nm) | Assessment of yellowness intensity by matching to APHA color standards or measuring absorbance at 430 nm in solution. |
| Specific Gravity | Digital Density Meter (Oscillating U-tube principle) | Determination of density relative to water at 20 °C using precise measurement of oscillation frequency of a filled U-tube. |
| Refractive Index | Refractometry (20 °C) | Measurement of light bending angle at air-sample interface to determine refractive index as a function of purity and composition. |
| Appearance (Clarity & Color) | Visual Inspection in Nessler Tube | Subjective assessment of solution clarity (absence of haze/precipitate) and color against water-white standard under controlled lighting. |
| Related Substances | High-Performance Liquid Chromatography (HPLC) with UV detection | Separation and quantification of structurally related impurities (e.g., monoester, hydrolysis products) using reversed-phase C18 column and UV detection at 210–220 nm. |
| 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) | 1.445–1.455 |
| Relative Density (20°C/25°C) | 1.065–1.075 g/cm³ |
| Odor | Characteristic ester-like 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.