2,2'-DIMETHYLBIPHENYL Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 605-39-0 |
| Product name | 2,2'-DIMETHYLBIPHENYL |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeElectronic GradeMaterial 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 2,2'-DIMETHYLBIPHENYL
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 2,2'-DIMETHYLBIPHENYL Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 2,2'-DIMETHYLBIPHENYL
| Industry | Application | Process |
|---|---|---|
| Organic Synthesis | Organic synthesis intermediate for preparing biphenyl-based liquid crystal materials, pharmaceuticals, and functional materials | Used as an arylating reagent in transition metal-catalyzed reactions, including Suzuki coupling and Heck reactions |
| Liquid Crystal Materials | Critical structural unit for synthesizing liquid crystal monomers, enhancing the temperature range and stability of the liquid crystalline phase | Side chains are introduced via derivatization reactions—such as bromination, cyanation, or vinylation—to construct the mesogenic phase |
| Pharmaceutical R&D | Structural scaffold for novel antitumor and anti-inflammatory drugs | Serves as the core biphenyl moiety in drug molecule design; active molecules are constructed through functional group transformations—including nitration, reduction, and acylation |
Manufacturing Quality Control of 2,2'-DIMETHYLBIPHENYL
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detector | Quantitative determination based on peak area comparison against certified reference standard using capillary column separation. |
| Water Content | Karl Fischer Titration | Electrochemical titration measuring water via iodine-sulfur dioxide reaction in methanol-based solvent. |
| Residue on Ignition | Gravimetric Analysis | Measurement of non-volatile inorganic residue after high-temperature ashing and weighing. |
| Chloride Impurity | Ion Chromatography (IC) | Separation and quantification of chloride anions using suppressed conductivity detection. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantification of total heavy metals after acid digestion by measuring atomic absorption at characteristic wavelength. |
| Sulfated Ash | Gravimetric Analysis | Determination of inorganic sulfate residue after sulfuric acid treatment and high-temperature ignition. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition measurement using calibrated capillary tube under controlled heating rate. |
| Appearance | Visual Inspection | Assessment of physical state, color, and clarity against standard reference under controlled lighting. |
| Acid Value | Acid-Base Titration with NaOH | Neutralization of acidic impurities using standardized sodium hydroxide solution and phenolphthalein indicator. |
| Non-Volatile Residue | Evaporation Gravimetry | Weighing of residue remaining after controlled evaporation of sample under specified temperature and vacuum. |
| Related Substances | High-Performance Liquid Chromatography (HPLC) with UV detection | Separation and quantification of structurally related impurities using reversed-phase C18 column and UV absorbance. |
| Specific Optical Rotation | Polarimetry | Measurement of rotation angle of plane-polarized light passing through a solution of the compound in specified solvent and concentration. |
Technical Specifications of 2,2'-DIMETHYLBIPHENYL
| Test Item | Specification |
|---|---|
| Appearance | Colorless solid |
| Purity | >=98.0% (GC-MS) |
| Melting Point | 68–72°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Identification (NMR) | 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 2,2'-DIMETHYLBIPHENYL
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 2,2'-DIMETHYLBIPHENYL
Packaging of 2,2'-DIMETHYLBIPHENYL
Industrial 2,2'-DIMETHYLBIPHENYL 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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