Dibenzyl disulfide Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 150-60-7 |
| Product name | Dibenzyl disulfide |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical GradeIndustrial GradeSpecialty 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 disulfide
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Dibenzyl disulfide Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Dibenzyl disulfide
| Industry | Application | Process |
|---|---|---|
| Rubber Industry | Vulcanization accelerator, antioxidant | Added during rubber compounding as a co-vulcanizing agent or antidegradant to enhance the physical properties and heat aging resistance of vulcanized rubber |
| Organic Synthesis | Organosulfur reagent, intermediate | Used to prepare dithioacetals and thioethers, or as a sulfur source in transition metal-catalyzed C–S bond formation reactions |
| Pesticide Industry | Fungicide intermediate | Serves as a key structural building block for synthesizing sulfur-containing heterocyclic fungicides (e.g., triazole derivatives) |
| Pharmaceutical Industry | Pharmaceutical intermediate | Employed in the synthesis of biologically active molecules containing disulfide bonds, such as protease inhibitors or prodrug carriers |
Manufacturing Quality Control of Dibenzyl disulfide
| 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 non-polar capillary column. |
| Water Content | Karl Fischer Titration (Coulometric) | Electrochemical titration where iodine generated in situ reacts stoichiometrically with water; endpoint detected amperometrically. |
| Residue on Ignition | Gravimetric Analysis | Sample is incinerated at 700-800 C, cooled in desiccator, and weighed to determine inorganic ash content. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantification of total heavy metals after acid digestion by measuring absorbance of ground-state atoms at element-specific wavelengths. |
| Chloride Impurity | Potentiometric Titration with AgNO3 | Titration using silver nitrate; endpoint detected by potential change across a silver indicator electrode. |
| Sulfur Content | Oxidative Combustion followed by Ion Chromatography (IC) | Organic sulfur converted to sulfate via high-temperature combustion, then quantified as SO42- by suppressed conductivity detection. |
| Acid Value | Acid-Base Titration with NaOH | Neutralization of acidic impurities (e.g., benzoic acid) using standardized sodium hydroxide solution with phenolphthalein indicator. |
| Color (APHA) | Visual Comparison or Spectrophotometric Measurement at 455 nm | Comparison of sample solution color intensity against platinum-cobalt standards or measurement of absorbance at 455 nm. |
| Melting Point | Capillary Melting Point Apparatus | Determination of temperature range over which solid transitions to liquid, using calibrated digital melting point instrument. |
| Specific Gravity | Digital Density Meter | Measurement of density relative to water at 20 C using oscillating U-tube principle. |
| Volatile Impurities | Headspace Gas Chromatography (HS-GC) | Analysis of low-boiling contaminants volatilized from sample matrix into headspace before GC separation and FID detection. |
| Organic Volatile Impurities (Residual Solvents) | Gas Chromatography-Mass Spectrometry (GC-MS) | Separation and identification/quantification of residual solvents (e.g., toluene, acetone) using mass spectral library matching and calibration curves. |
Technical Specifications of Dibenzyl disulfide
| Test Item | Specification |
|---|---|
| Appearance | White to Almost white powder to crystal |
| Purity | ≥99.0% |
| Toluene | ≤0.2% |
| Sulfur | 25.5% ～27.0% |
| Melting point | 69~72°C |
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 disulfide
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of Dibenzyl disulfide
Packaging of Dibenzyl disulfide
Industrial Dibenzyl disulfide 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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