China Factory Direct
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| CAS number | 2057-49-0 |
| Product name | 4-(3-Phenylpropyl)pyridine |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural Grade |
| Packaging | 25L/drum200L/drum1000L/IBC |
| 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 |
|---|---|---|
| Pharmaceutical Intermediates | Synthesis of active pharmaceutical ingredients (APIs) | Used in organic synthesis reactions—such as N-alkylation—to produce target API molecules |
| Agrochemical Intermediates | Synthesis of agrochemical active ingredients | Applied as key intermediates in the synthesis of agrochemical actives; specific reaction conditions and steps are determined by the target active ingredient |
| Test Item | Common Test Method | Method Overview |
|---|---|---|
| Chemical Purity | High-Performance Liquid Chromatography (HPLC) | Uses a reversed-phase C18 column and UV detector (e.g., 254 nm), with methanol/water or acetonitrile/buffer salt as the mobile phase to quantify the main component and related substances. |
| Structural Confirmation | Nuclear Magnetic Resonance Spectroscopy (NMR) | Analyzes chemical shifts, coupling patterns, and splitting of hydrogen and carbon atoms via ¹H NMR and ¹³C NMR to confirm molecular framework and substitution positions. |
| Molecular Weight Verification | Mass Spectrometry (MS) | Utilizes ESI or EI ion sources to detect molecular ion peaks such as [M+H]⁺ or [M]⁺, confirming molecular weight (theoretical value: 213.29 g/mol). |
| Related Substances / Impurity Analysis | HPLC or UPLC-MS | Employs gradient elution to separate potential process impurities or degradation products, combined with mass spectrometry for identification, to evaluate impurity profile and acceptable limits. |
| Loss on Drying | Drying Method / Karl Fischer Moisture Titration | Dry sample at 105°C until constant weight and calculate percentage weight loss; or use Karl Fischer titration to quantitatively determine moisture content. |
| Residual Solvents | Gas Chromatography (GC-FID/HS-GC) | Headspace or direct injection, separation using capillary column, FID detection to quantify residual organic solvents (e.g., methanol, ethyl acetate). |
| Melting Point | Capillary Melting Point Determination | Measures the temperature range from initial melting to complete melting of solid sample, serving as a physical constant for identity confirmation and purity assessment. |
| Appearance and Color | Visual Comparison Method | Observe under standard lighting whether the sample is white to off-white crystals or powder, and check solution clarity and color against specifications. |
| Heavy Metals | Atomic Absorption Spectroscopy (AAS) or ICP-MS | Digest sample and measure residual levels of elements such as lead, cadmium, mercury, and arsenic to ensure compliance with pharmacopoeial or ICH Q3D limits. |
| pH Value (if prepared as a solution) | pH Meter Measurement | Dissolve sample in specified solvent (e.g., water or ethanol) and measure pH to assess acid-base stability or suitability for formulation. |
| Test Item | Specification |
|---|---|
| Appearance | White to off-white crystalline powder |
| Purity | >=98.5% |
| Melting Point | 62.0 - 66.0 °C |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Residue on Ignition | <=0.1% |
| Heavy Metals | <=10 ppm |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
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.