China Factory Direct
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| CAS number | 10154-71-9 |
| Product name | 3-(PHENYLSULFONYL)PROPIONIC ACID |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural 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) |
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 |
|---|---|---|
| Pharmaceuticals | Intermediate for synthesizing sulfonamide drugs | Produced via nucleophilic substitution of 3-chloropropionic acid with benzenesulfonyl chloride under basic conditions |
| Chemicals | Organic synthesis intermediate | Acts as a sulfonyl group donor in esterification, amidation, and other reactions to construct sulfonyl-containing functional molecules |
| Pesticides | Precursor for herbicide or fungicide synthesis | After esterification, condensed with heterocyclic amines to yield biologically active sulfonamide derivatives |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Acid-Base Titration with NaOH | Quantifies carboxylic acid group by neutralization with standardized sodium hydroxide solution using phenolphthalein or potentiometric endpoint detection. |
| Related Substances | HPLC with UV Detection | Separates and quantifies structurally similar impurities based on retention time and UV absorbance at 254 nm. |
| Residual Solvents | Gas Chromatography (GC) with FID | Detects and quantifies volatile organic solvents (e.g., toluene, ethyl acetate) using flame ionization detection after headspace or direct injection. |
| Moisture Content | Karl Fischer Titration | Determines water content via stoichiometric reaction between water, iodine, sulfur dioxide, and a base in methanol medium. |
| Heavy Metals | ICP-OES | Measures trace metal contaminants (e.g., Pb, Cd, Hg, As) by plasma excitation and elemental emission spectroscopy. |
| Chloride Impurity | Ion Chromatography (IC) | Separates and quantifies chloride ions using anion-exchange column and conductivity detection. |
| Sulfate Impurity | Gravimetric Analysis | Precipitates sulfate as barium sulfate under controlled acidic conditions and determines mass after drying. |
| Melting Point | Capillary Melting Point Apparatus | Measures temperature range at which solid transitions to liquid, indicating purity and identity. |
| Appearance | Visual Inspection | Assesses physical state, color, and presence of foreign particles against defined standards under controlled lighting. |
| Loss on Drying (LOD) | Thermogravimetric Analysis (TGA) | Determines volatile content by measuring mass loss upon heating to 105 C under nitrogen or air. |
| Specific Optical Rotation | Polarimetry | Measures rotation of plane-polarized light to confirm chiral integrity and absence of racemization (if applicable). |
| pH of Aqueous Suspension | pH Meter Measurement | Evaluates acidity/basicity of a defined suspension in water or buffer, reflecting residual acidic/basic impurities. |
| Test Item | Specification |
|---|---|
| Appearance | White solid |
| Purity | >=98.0% (by LC-MS) |
| Melting Point | 124–128°C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
| Residue on Ignition | <=0.1% |
| Acid Value (mg KOH/g) | 220–235 mg KOH/g |
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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.