3,5-BIS(METHYLSULFONYL)ANILINE Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 101990-69-6 |
| Product name | 3,5-BIS(METHYLSULFONYL)ANILINE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeIndustrial GradeSpecialty Grade |
| Packaging | 25KG/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 3,5-BIS(METHYLSULFONYL)ANILINE
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 3,5-BIS(METHYLSULFONYL)ANILINE Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 3,5-BIS(METHYLSULFONYL)ANILINE
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Synthesis of antitumor drug intermediates | Used as a key intermediate in constructing pyridine ring-containing active pharmaceutical ingredients, via esterification, substitution, and related reactions |
| Pesticides | Synthesis of insecticide and herbicide intermediates | Applied in the construction of heterocyclic compounds for preparing biologically active pesticide molecules |
| Fine Chemicals | Organic synthesis intermediate | Employed in laboratory- and industrial-scale organic synthesis to prepare diverse derivatives through functional group transformations |
Manufacturing Quality Control of 3,5-BIS(METHYLSULFONYL)ANILINE
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reverse-phase HPLC with UV detection at ~220–254 nm, comparing peak area against a certified reference standard. |
| Related Substances (Impurities) | HPLC-UV or UPLC-UV | Separation and quantification of structurally related impurities (e.g., 2,6-dichloropyridine, 4-(chloromethyl)-2,6-dichloropyridine) using gradient elution and UV detection. |
| Residual Solvents | GC-FID or GC-MS | Headspace gas chromatography with flame ionization detection (or mass spectrometry) for identification and quantification of solvents (e.g., methanol, dichloromethane, toluene) per ICH Q3C guidelines. |
| Water Content | Karl Fischer Titration (Coulometric) | Electrochemical titration based on the reaction of iodine with water in anhydrous pyridine/methanol medium; coulometric mode ensures high sensitivity for low ppm levels. |
| Heavy Metals | ICP-MS or ICP-OES | Quantification of elemental impurities (e.g., Pb, Cd, As, Hg, Ni) after acid digestion, per ICH Q3D, using inductively coupled plasma mass spectrometry or optical emission spectroscopy. |
| Chloride Content | Potentiometric Titration with AgNO₃ | Argentometric titration using silver nitrate and a silver/sulfide indicator electrode; measures total ionic chloride derived from hydrolyzable or residual chloride species. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition analysis by controlled heating of a capillary-packed sample; used for identity confirmation and purity assessment (sharpness and range). |
| Appearance & Color | Visual Inspection / Hazen/APHA Color Scale | Subjective visual assessment under standardized lighting; color compared against platinum-cobalt standards for trace degradation or impurity indication. |
| Residue on Ignition | Gravimetric Analysis (Weight Loss on Ignition) | Ignition at 700–800 °C followed by weighing of non-volatile inorganic residue; indicates presence of inorganic salts or catalyst residues. |
| Optical Rotation | [α]D Measurement (Polarimetry) | Measurement of specific rotation at sodium D-line (589 nm) to confirm chiral integrity (though compound is achiral, detects potential chiral contaminants or racemization artifacts in synthesis). |
Technical Specifications of 3,5-BIS(METHYLSULFONYL)ANILINE
| Test Item | Specification |
|---|---|
| Appearance | Yellow solid |
| Purity | >=98.0% (GC-MS) |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 148–152°C |
| Identification (NMR) | Conforms to reference standard |
| Heavy Metals | <=20 ppm |
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 3,5-BIS(METHYLSULFONYL)ANILINE
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 3,5-BIS(METHYLSULFONYL)ANILINE
Safety Information of 3,5-BIS(METHYLSULFONYL)ANILINE
| Pictograms |  |
| Signal Word | Danger |
| Safety Data Sheet | |
Packaging of 3,5-BIS(METHYLSULFONYL)ANILINE
Industrial 3,5-BIS(METHYLSULFONYL)ANILINE 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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