N,N'-Dimethyl-3,3'-dithiodipropionamide Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 999-72-4 |
| Product name | N,N'-Dimethyl-3,3'-dithiodipropionamide |
| 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 N,N'-Dimethyl-3,3'-dithiodipropionamide
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk N,N'-Dimethyl-3,3'-dithiodipropionamide Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of N,N'-Dimethyl-3,3'-dithiodipropionamide
| Industry | Application | Process |
|---|---|---|
| Pharmaceutical Intermediates | Used in the synthesis of antitumor agents, protease inhibitors, and other active pharmaceutical ingredients | Employed as a disulfide-containing structural motif in peptide coupling or reductive modification reactions |
| Organic Synthesis | Construction of cyclic or functionalized compounds bridged by disulfide bonds | Alkylated with alkyl halides under basic conditions or oxidized to form disulfide bonds |
| Materials Science | Preparation of stimuli-responsive polymeric materials (e.g., redox-sensitive drug carriers) | Introduced into polymer backbones as a crosslinker; controlled release is achieved via reversible cleavage of disulfide bonds |
Manufacturing Quality Control of N,N'-Dimethyl-3,3'-dithiodipropionamide
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reversed-phase HPLC with UV detection at 210 nm, comparing peak area against a certified reference standard. |
| Related Substances | HPLC-UV | Separation and quantification of impurities using gradient HPLC-UV; identification based on retention time matching and relative response factors. |
| Residual Solvents | GC-FID | Headspace gas chromatography with flame ionization detection to quantify volatile organic solvents (e.g., methanol, acetone, DMF) against calibrated standards. |
| Water Content | Karl Fischer Titration | Volumetric or coulometric titration using iodine-based reagent to determine trace water via stoichiometric reaction with SO2 and base in methanol medium. |
| Heavy Metals | ICP-OES | Multi-element quantification of Pb, Cd, Hg, As, and Cr after acid digestion, based on atomic emission intensities at characteristic wavelengths. |
| Chloride Impurity | Ion Chromatography | Separation and conductivity detection of chloride anions using anion-exchange column and sodium carbonate/bicarbonate eluent. |
| Sulfate Impurity | Ion Chromatography | Anion-exchange separation followed by suppressed conductivity detection, using standardized sulfate calibration curve. |
| Residue on Ignition | Gravimetric Analysis | Weighing residue remaining after high-temperature ashing (750 C) to assess inorganic non-volatile impurities. |
| Melting Point | Capillary Melting Point Apparatus | Determination of solid-to-liquid transition temperature range using controlled heating and optical observation of crystal collapse. |
| Specific Optical Rotation | Polarimetry | Measurement of rotation angle of plane-polarized light passing through a solution, indicating chiral purity and enantiomeric excess. |
| pH (1% aqueous solution) | Potentiometric pH Measurement | Electrochemical measurement using calibrated glass electrode in a 1% w/v aqueous solution at 25 C. |
| Appearance | Visual Inspection | Assessment of physical state, color, and clarity against standard references under controlled white light and against specified acceptance criteria. |
Technical Specifications of N,N'-Dimethyl-3,3'-dithiodipropionamide
| Test Item | Specification |
|---|---|
| Appearance | White powder |
| Purity | ≥99.0% |
| Water | ≤0.1% |
| Melting point | 110~113°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 N,N'-Dimethyl-3,3'-dithiodipropionamide
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of N,N'-Dimethyl-3,3'-dithiodipropionamide
Safety Information of N,N'-Dimethyl-3,3'-dithiodipropionamide
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of N,N'-Dimethyl-3,3'-dithiodipropionamide
Industrial N,N'-Dimethyl-3,3'-dithiodipropionamide 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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