Biphenyl dimethyl dicarboxylate Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 792-74-5 |
| Product name | Biphenyl dimethyl dicarboxylate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty Grade |
| Packaging | 25KG/bag500KG/bag1000KG/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 Biphenyl dimethyl dicarboxylate
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Biphenyl dimethyl dicarboxylate Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Biphenyl dimethyl dicarboxylate
| Industry | Application | Process |
|---|---|---|
| Pharmaceutical Intermediates | Construction of drug molecule scaffolds | Catalytic hydrogenation or reduction to produce corresponding alcohols |
| Agrochemical Intermediates | Synthesis of active agrochemical ingredients | Condensation with amines to form amide compounds |
| Materials Science | Production of functional polymeric materials | Used as a monomer in polymerization reactions to form polyesters or other polymers |
Manufacturing Quality Control of Biphenyl dimethyl dicarboxylate
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC with UV detection | Quantification based on peak area comparison against a certified reference standard using reversed-phase chromatography. |
| Appearance | Visual inspection | Assessment of physical state and color by observation against standard white background under controlled lighting. |
| Melting Point | Capillary melting point apparatus | Determination of temperature range at which solid transitions to liquid, using calibrated capillary tube method. |
| Moisture Content | Karl Fischer titration | Volumetric or coulometric titration measuring water content via iodine-sulfur dioxide reaction in anhydrous methanol medium. |
| Residue on Ignition | Gravimetric analysis | Weighing residue remaining after high-temperature ashing to determine inorganic impurities. |
| Chloride Impurity | Ion chromatography (IC) | Separation and quantification of chloride ions using suppressed conductivity detection after anion exchange. |
| Heavy Metals (as Pb) | AAS (Flame or Graphite Furnace) | Atomic absorption spectroscopy measuring absorbance of ground-state atoms vaporized in flame or graphite furnace. |
| Acid Value | Acid-base titration with NaOH | Titration of free carboxylic acid groups using standardized sodium hydroxide solution and phenolphthalein indicator. |
| Color (APHA) | Visual comparison or spectrophotometry | Measurement of yellowness index by comparing sample color to APHA platinum-cobalt standard solutions. |
| Organic Volatile Impurities | Gas Chromatography (GC-FID) | Separation and quantification of residual solvents and volatile organics using flame ionization detection. |
| Sulfated Ash | Gravimetric analysis | Weighing residue after ignition with sulfuric acid treatment to convert metals to sulfates. |
| Specific Optical Rotation | Polarimetry | Measurement of rotation angle of plane-polarized light passing through a solution of the compound. |
Technical Specifications of Biphenyl dimethyl dicarboxylate
| Test Item | Specification |
|---|---|
| Appearance | White to almost white powder to crystal |
| Purity | ≥99.0% |
| Loss on drying | ≤1.0% |
| Melting point | 210~212°C |
| Single impurity | ≤0.1% |
| Total impurities | ≤0.5% |
| Methanol | ≤0.1% |
| Sulfated ash | ≤0.1% |
| Heavy metals | ≤20 ppm |
| Total plate count | ≤1000 cfu/g |
| Yeast&Mould | ≤1000 cfu/g |
| Organic volatile substances | ≤1.0% |
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 Biphenyl dimethyl dicarboxylate
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of Biphenyl dimethyl dicarboxylate
Safety Information of Biphenyl dimethyl dicarboxylate
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of Biphenyl dimethyl dicarboxylate
Industrial Biphenyl dimethyl dicarboxylate 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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