Dibenzyl oxalate Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 7579-36-4 |
| Product name | Dibenzyl oxalate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeIndustrial Grade |
| Packaging | 25KG/bag500KG/bag1000KG/bag |
| 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 Dibenzyl oxalate
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Dibenzyl oxalate Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Dibenzyl oxalate
| Industry | Application | Process |
|---|---|---|
| Pharmaceutical Intermediates | Used in the synthesis of active pharmaceutical ingredients, including antibiotics and antitumor agents | Employed as a protecting group or esterification reagent in multistep organic synthesis |
| Organic Synthesis | Used as a benzylation reagent or carboxylic acid protecting group | Reacted with carboxylic acids under basic conditions to form benzyl esters, followed by hydrogenolytic deprotection |
| Polymer Materials | Used as a monomer or crosslinking agent in polymer synthesis | Incorporated into polymer chains via transesterification or free-radical polymerization |
| Fine Chemicals | Used in the preparation of fragrance and dye intermediates | Applied in condensation, reduction, or substitution reactions to construct target molecular frameworks |
Manufacturing Quality Control of Dibenzyl oxalate
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) | Quantitative determination based on peak area comparison with a certified reference standard under specified chromatographic conditions. |
| Appearance | Visual Inspection | Assessment of physical state and color against a white background under controlled lighting; sample should be clear, colorless to pale yellow liquid. |
| Color (APHA) | APHA Color Scale | Comparison of sample color intensity to standardized platinum-cobalt solutions using a colorimeter or visual comparator. |
| Water Content | Karl Fischer Titration | Electrochemical titration using iodine, sulfur dioxide, and pyridine in methanol to quantify water based on stoichiometric reaction. |
| Acid Value | Acid-Base Titration | Neutralization of free acidic impurities with standardized potassium hydroxide solution using phenolphthalein indicator. |
| Residue on Ignition | Gravimetric Analysis | Weighing of non-volatile residue remaining after high-temperature ashing of a weighed sample. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantification of total heavy metals by atomization and measurement of absorbance at characteristic wavelengths after acid digestion. |
| Chloride Content | Potentiometric Titration | Titration with silver nitrate using a silver electrode to detect endpoint via potential change in chloride-containing solution. |
| Refractive Index | Refractometry | Measurement of light refraction angle through the sample at specified temperature to determine purity and identity. |
| Density | Pycnometry | Determination of mass per unit volume using a calibrated pycnometer at controlled temperature. |
| Boiling Point | Distillation Method (Micro or Macro) | Observation of temperature range at which vapor pressure equals atmospheric pressure during controlled distillation. |
| Organic Volatile Impurities | Gas Chromatography-Mass Spectrometry (GC-MS) | Separation and identification of volatile impurities by retention time and mass spectral fragmentation pattern. |
Technical Specifications of Dibenzyl oxalate
| Test Item | Specification |
|---|---|
| Appearance | White crystalline solid |
| Purity | >=98.0% (GC) |
| Melting Point | 64–67°C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
| Residue on Ignition | <=0.1% |
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 Dibenzyl oxalate
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of Dibenzyl oxalate
Packaging of Dibenzyl oxalate
Industrial Dibenzyl oxalate 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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