trans-2-(4-Bromophenyl)-5-propyltetrahydro-2H-pyran Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 700863-30-5 |
| Product name | trans-2-(4-Bromophenyl)-5-propyltetrahydro-2H-pyran |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeIndustrial 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 trans-2-(4-Bromophenyl)-5-propyltetrahydro-2H-pyran
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk trans-2-(4-Bromophenyl)-5-propyltetrahydro-2H-pyran Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of trans-2-(4-Bromophenyl)-5-propyltetrahydro-2H-pyran
| Industry | Application | Process |
|---|---|---|
| Pharmaceutical R&D | Intermediate synthesis | Used in the synthesis of selective estrogen receptor modulators (SERMs) as a key chiral intermediate for constructing the target molecular scaffold |
| Organic synthesis | Organic synthesis reagent | Applied as an aryl donor in transition-metal-catalyzed coupling reactions to construct complex organic molecular frameworks |
| Materials science | Functional materials research | Employed as a precursor for functionalization to design organic materials with specific optical or electrical properties |
Manufacturing Quality Control of trans-2-(4-Bromophenyl)-5-propyltetrahydro-2H-pyran
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantification by peak area comparison against a certified reference standard using reversed-phase chromatography and UV detection. |
| Related Substances | HPLC-UV | Separation and quantification of structurally related impurities using gradient HPLC with UV detection. |
| Residual Solvents | GC-FID | Headspace gas chromatography with flame ionization detection to quantify volatile organic solvents per ICH Q3C guidelines. |
| Water Content | Karl Fischer Titration | Electrochemical titration using iodine, sulfur dioxide, and pyridine-based reagent to determine trace water content. |
| Heavy Metals | ICP-OES | Multi-element quantification of toxic metals (e.g., Pb, Cd, Hg, As) after acid digestion and plasma emission spectroscopy. |
| Chloride Impurity | Ion Chromatography | Separation and conductivity detection of chloride ions in aqueous extract following sample dissolution and filtration. |
| Sulfated Ash | Gravimetric Analysis | Ignition at 700 C to oxidize organic matter, followed by sulfate addition and weighing of residual inorganic ash. |
| Optical Rotation | Polarimetry | Measurement of rotation angle of plane-polarized light induced by chiral centers in solution at specified concentration and wavelength. |
| Melting Point | Capillary Melting Point Apparatus | Thermal determination of solid-to-liquid phase transition range using calibrated capillary tube method. |
| Appearance | Visual Inspection | Assessment of physical state, color, and clarity of solid material against defined standards under controlled lighting. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity to derive particle size distribution in dry or dispersed powder samples. |
| Bulk Density | USP <616> Tap Density Test | Determination of mass per unit volume after mechanical tapping of a known powder mass in a graduated cylinder. |
Technical Specifications of trans-2-(4-Bromophenyl)-5-propyltetrahydro-2H-pyran
| Test Item | Specification |
|---|---|
| Appearance | White to off-white crystalline solid |
| Purity | >=98.5% |
| Melting Point | 124–128°C |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Residue on Ignition | <=0.1% |
| Optical Rotation | -5.0 to +5.0° (c=1, in CHCl3) |
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 trans-2-(4-Bromophenyl)-5-propyltetrahydro-2H-pyran
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
Safety Information of trans-2-(4-Bromophenyl)-5-propyltetrahydro-2H-pyran
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of trans-2-(4-Bromophenyl)-5-propyltetrahydro-2H-pyran
Industrial trans-2-(4-Bromophenyl)-5-propyltetrahydro-2H-pyran 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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