Cyclopentanone p-Toluenesulfonylhydrazone Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 17529-98-5 |
| Product name | Cyclopentanone p-Toluenesulfonylhydrazone |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical GradeMaterial 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 Cyclopentanone p-Toluenesulfonylhydrazone
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Cyclopentanone p-Toluenesulfonylhydrazone Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Cyclopentanone p-Toluenesulfonylhydrazone
| Industry | Application | Process |
|---|---|---|
| Organic Synthesis | As a cyclopentylating reagent | Used to introduce the cyclopentyl group in metal-catalyzed cross-coupling or condensation reactions |
| Pharmaceutical R&D | Synthesis of intermediates | Employed as a synthetic equivalent of cyclopentanone in drug molecule construction, generating reactive intermediates via rearrangement or decomposition |
| Agrochemical Chemistry | Preparation of heterocyclic compounds | Used to synthesize agrochemically active ingredients containing five-membered ring structures, serving as a cyclopentanone precursor in cyclization processes |
| Materials Science | Design of functional molecules | Applied in the preparation of organic functional materials with defined spatial architecture, with molecular conformation controlled through hydrazone decomposition |
Manufacturing Quality Control of Cyclopentanone p-Toluenesulfonylhydrazone
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantification using reverse-phase HPLC with UV detection at 210-230 nm, comparing peak area to a certified reference standard. |
| Related Substances | HPLC-UV | Separation and detection of impurities (e.g., residual环戊酮, p-toluenesulfonyl chloride, hydrazine derivatives) using gradient HPLC-UV. |
| Water Content | Karl Fischer Titration | Electrochemical titration with iodine generated in situ to quantify water based on stoichiometric reaction with Karl Fischer reagent. |
| Residue on Ignition | Gravimetric Analysis | Heating sample at 700-800 C to constant weight and measuring inorganic ash content by mass difference. |
| Heavy Metals | ICP-OES | Multi-element quantification of Pb, Cd, Hg, As, and Cr after acid digestion, based on atomic emission intensity at characteristic wavelengths. |
| Chloride Impurity | Ion Chromatography | Separation and conductivity detection of chloride ions after aqueous extraction and filtration. |
| Sulfate Impurity | Ion Chromatography | Separation and conductivity detection of sulfate ions after aqueous extraction and filtration. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition measurement via controlled heating; onset and clear point recorded as per USP <741>. |
| Appearance | Visual Inspection | Assessment of crystalline form, color, and absence of visible particulates or discoloration against white background under controlled lighting. |
| Solubility in Common Solvents | Qualitative Dissolution Test | Observation of complete dissolution in specified solvents (e.g., ethanol, acetone, chloroform) at room temperature within 5 minutes. |
| Loss on Drying | Thermogravimetric Analysis (TGA) | Mass loss measured under nitrogen purge from 25 C to 105 C; reported as % weight loss. |
| pH of Aqueous Suspension | pH Meter | Measurement of pH in a 1% w/v suspension in purified water using calibrated pH electrode after equilibration. |
Technical Specifications of Cyclopentanone p-Toluenesulfonylhydrazone
| Test Item | Specification |
|---|---|
| Appearance | White to almost white crystalline powder |
| Purity | >=98.5% (by LC-MS) |
| Water Content (KF) | <=0.5% |
| Melting Point | 124–128°C |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Identification (NMR) | Conforms to reference spectrum |
| Identification (IR) | Conforms to reference spectrum |
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 Cyclopentanone p-Toluenesulfonylhydrazone
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of Cyclopentanone p-Toluenesulfonylhydrazone
Safety Information of Cyclopentanone p-Toluenesulfonylhydrazone
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of Cyclopentanone p-Toluenesulfonylhydrazone
Industrial Cyclopentanone p-Toluenesulfonylhydrazone 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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