P-TOLUENESULFONIC ACID SEC-BUTYL ESTER Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 715-11-7 |
| Product name | P-TOLUENESULFONIC ACID SEC-BUTYL ESTER |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial Grade |
| Packaging | 25L/drum |
| 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 P-TOLUENESULFONIC ACID SEC-BUTYL ESTER
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk P-TOLUENESULFONIC ACID SEC-BUTYL ESTER Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of P-TOLUENESULFONIC ACID SEC-BUTYL ESTER
| Industry | Application | Process |
|---|---|---|
| Pharmaceutical Industry | Pharmaceutical Intermediates | Used as an alkylating agent or catalyst component in the synthesis of various active pharmaceutical ingredients. |
| Chemical Industry | Organic Synthesis Intermediates | Applied in hydrolysis, alcoholysis, or aminolysis reactions—leveraging its ester functionality—to produce other organic compounds. |
| Polymer Industry | Polymerization Additive | Employed as a modifier or co-catalyst in the synthesis of specific resins or polymers. |
Manufacturing Quality Control of P-TOLUENESULFONIC ACID SEC-BUTYL ESTER
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detection | 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 coulometrically reacts stoichiometrically with water in the sample. |
| Acid Value | Acid-Base Titration (NaOH in ethanol) | Neutralization of acidic impurities (e.g., residual p-toluenesulfonic acid) with standardized sodium hydroxide solution. |
| Residue on Ignition | Gravimetric Analysis (Weight Loss on Ignition) | Measurement of non-volatile inorganic residue after controlled high-temperature ashing at 500-600 C. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantification of total heavy metals by atomization and absorption measurement at element-specific wavelengths after acid digestion. |
| Chloride Content | Ion Chromatography (IC) | Separation and conductivity detection of chloride anions following aqueous extraction and filtration. |
| Color (APHA) | Visual Comparison or Spectrophotometric Measurement at 430 nm | Evaluation of yellowness intensity by matching to APHA color standards or measuring absorbance at 430 nm in solution. |
| Melting Point | Capillary Melting Point Determination | Thermal transition observed as the temperature range over which solid-to-liquid phase change occurs under controlled heating. |
| Specific Optical Rotation | Polarimetry | Measurement of rotation angle of plane-polarized light caused by chiral centers in solution at specified concentration and path length. |
| Residual Solvents (e.g., Ethanol, Toluene) | Headspace Gas Chromatography (HS-GC) | Volatile organic solvents quantified via equilibrium headspace sampling and GC-FID analysis. |
| Sulfate Ash | Gravimetric Analysis | Determination of inorganic sulfate content after oxidation and precipitation as barium sulfate, followed by weighing. |
| Organic Impurities (Related Substances) | High-Performance Liquid Chromatography (HPLC) with UV detection | Separation and quantification of structurally related compounds using reversed-phase C18 column and UV absorbance at 220-254 nm. |
Technical Specifications of P-TOLUENESULFONIC ACID SEC-BUTYL ESTER
| Test Item | Specification |
|---|---|
| Appearance | Yellow liquid |
| Purity | >=98.0% (GC) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.525–1.535 |
| Relative Density (20°C/25°C) | 1.080–1.095 g/cm³ |
| Odor | Characteristic ester-like odor |
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 P-TOLUENESULFONIC ACID SEC-BUTYL ESTER
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of P-TOLUENESULFONIC ACID SEC-BUTYL ESTER
Safety Information of P-TOLUENESULFONIC ACID SEC-BUTYL ESTER
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of P-TOLUENESULFONIC ACID SEC-BUTYL ESTER
Industrial P-TOLUENESULFONIC ACID SEC-BUTYL ESTER 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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