4-Hydroxy-1-(4-nitrophenyl)piperidine Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 79421-45-7 |
| Product name | 4-Hydroxy-1-(4-nitrophenyl)piperidine |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Reagent 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 4-Hydroxy-1-(4-nitrophenyl)piperidine
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 4-Hydroxy-1-(4-nitrophenyl)piperidine Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 4-Hydroxy-1-(4-nitrophenyl)piperidine
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Key intermediate in the synthesis of opioid analgesics (e.g., fentanyl analogues) | Used to construct the target molecular scaffold via organic synthesis reactions, including reduction and acylation |
| Chemical Research | Employed in medicinal chemistry research for structure–activity relationship (SAR) studies | Applied as a piperidine derivative bearing nitro and hydroxyl functional groups in multistep synthesis and derivatization |
Manufacturing Quality Control of 4-Hydroxy-1-(4-nitrophenyl)piperidine
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantifies main component by UV absorption at specific wavelength using reverse-phase chromatography with external standard calibration. |
| Related Substances | HPLC-UV | Detects and quantifies structurally related impurities using gradient HPLC separation and UV detection. |
| Residual Solvents | GC-FID | Identifies and quantifies volatile organic solvents by gas chromatography with flame ionization detection against calibrated standards. |
| Water Content | Karl Fischer Titration | Determines water content via coulometric or volumetric titration based on iodine-sulfur dioxide redox reaction. |
| Heavy Metals | ICP-OES | Measures total elemental metal impurities (e.g., Pb, Cd, Ni) after acid digestion using inductively coupled plasma optical emission spectroscopy. |
| Chloride Content | Ion Chromatography | Quantifies chloride ions using anion-exchange column separation and conductivity detection. |
| Sulfated Ash | Gravimetric Analysis | Measures non-volatile inorganic residue after combustion with sulfuric acid treatment and high-temperature incineration. |
| Melting Point | Capillary Melting Point Apparatus | Determines temperature range at which solid transitions to liquid using controlled heating and visual observation. |
| Appearance | Visual Inspection | Assesses physical state, color, and presence of visible particulates or foreign matter under standardized lighting conditions. |
| pH of Aqueous Suspension | pH Meter | Measures hydrogen ion activity in a defined suspension (e.g., 1% w/v in water) using calibrated glass electrode. |
| Particle Size Distribution | Laser Diffraction | Analyzes size distribution of solid particles in suspension using angular scattering pattern of laser light. |
| Loss on Drying | Thermogravimetric Analysis | Determines volatile content by measuring mass loss upon heating at specified temperature under controlled atmosphere. |
Technical Specifications of 4-Hydroxy-1-(4-nitrophenyl)piperidine
| Test Item | Specification |
|---|---|
| Appearance | White to off-white crystalline powder |
| Purity | >=98.5% |
| Melting Point | 142–146°C |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Residue on Ignition | <=0.1% |
| 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 4-Hydroxy-1-(4-nitrophenyl)piperidine
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 4-Hydroxy-1-(4-nitrophenyl)piperidine
Safety Information of 4-Hydroxy-1-(4-nitrophenyl)piperidine
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of 4-Hydroxy-1-(4-nitrophenyl)piperidine
Industrial 4-Hydroxy-1-(4-nitrophenyl)piperidine 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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