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HS Code |
678905 |
| Cas Number | 92-86-4 |
| Molecular Formula | C12H12N2 |
| Molar Mass | 184.24 g/mol |
| Appearance | Pale brown to grey crystals or powder |
| Melting Point | 129-132 °C |
| Boiling Point | 370 °C |
| Density | 1.2 g/cm³ |
| Solubility In Water | Slightly soluble |
| Odor | Odorless |
| Flash Point | 222 °C |
| Synonyms | Benzidine; 4,4'-Biphenyldiamine |
| Pubchem Cid | 7505 |
| Refractive Index | 1.704 |
| Vapor Pressure | Very low (negligible at room temperature) |
| Pka | 4.6 (for the amino group) |
As an accredited 4,4'-Diaminobiphenyl factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | A 100g amber glass bottle, tightly sealed, labeled "4,4'-Diaminobiphenyl," features hazard symbols, purity, and handling instructions. |
| Shipping | 4,4'-Diaminobiphenyl should be shipped in tightly sealed containers, away from light and moisture. It is classified as a hazardous material; handle with care, ensuring compliance with relevant regulations (DOT, IATA, IMDG). Use appropriate hazard labeling and documentation. Personal protective equipment is advised during handling, and transport must prevent spillage or environmental release. |
| Storage | **4,4'-Diaminobiphenyl** should be stored in a cool, dry, well-ventilated area, away from sources of ignition and incompatible substances such as strong oxidizers and acids. Keep the container tightly closed and protected from light. Use only in chemical fume hoods or well-ventilated areas, and ensure storage containers are properly labeled to prevent accidental misuse or exposure. |
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Purity 99%: 4,4'-Diaminobiphenyl with 99% purity is used in the synthesis of polybenzidine conductive polymers, where it ensures high electrical conductivity and consistent polymer chain formation. Melting Point 127°C: 4,4'-Diaminobiphenyl characterized by a melting point of 127°C is used in high-temperature-resistant resin production, where it imparts superior thermal stability to the final material. Particle Size <10 μm: 4,4'-Diaminobiphenyl with particle size less than 10 μm is used in pigment formulations for specialty coatings, where it enables uniform dispersion and enhanced color consistency. Stability Temperature 200°C: 4,4'-Diaminobiphenyl stable up to 200°C is used in advanced polyurethane systems, where it provides reliable curing and improved mechanical properties. Molecular Weight 184.24 g/mol: 4,4'-Diaminobiphenyl with a molecular weight of 184.24 g/mol is used in pharmaceutical intermediate synthesis, where it guarantees precise stoichiometric integration and consistent product yield. Viscosity Grade Low: 4,4'-Diaminobiphenyl of low viscosity grade is used in liquid epoxy formulation, where it enhances processability and promotes efficient blending with crosslinkers. Moisture Content <0.1%: 4,4'-Diaminobiphenyl with moisture content below 0.1% is used in optical film manufacturing, where it reduces the risk of hydrolysis and ensures high optical clarity. |
Competitive 4,4'-Diaminobiphenyl prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please call us at +8615371019725 or mail to admin@sinochem-nanjing.com.
We will respond to you as soon as possible.
Tel: +8615371019725
Email: admin@sinochem-nanjing.com
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