Shandong Huashang Chemical Co., Ltd. is a high-tech enterprise focused on industry of fine chemicals research and develop, produce and sale. Shandong Huashang Chemical Co., Ltd. is located in Shan Dong Ji Nan China. we have the ability to provide you high quality products. More than 90 % of our products are exported to developed countries and regions such as north America, Europe, Japan, South Korea and the Middle East.
Product Overview
4,4'-Biphenol (CAS 92-88-6) is an important aromatic diphenol compound. It appears as white crystalline powder or flake solid with slight phenolic odor. Featuring rigid molecular structure, good chemical reactivity and thermal stability, it is widely applied in synthetic resin, electronic materials, pharmaceutical intermediates, dye synthesis and organic synthesis fields. Produced via refined synthesis, recrystallization and drying processes, the product has high purity, low impurities and stable batch quality. For legitimate industrial production, formulation and scientific research only.
Product Features
- High Purity: ≥99.0% (GC/HPLC), meets industrial grade and research grade standards.
- Excellent Thermal Stability: Maintains stable performance under high temperature processing conditions.
- Strong Reaction Activity: Two phenolic hydroxyl groups support esterification, etherification and polymerization reactions.
- Strict Quality Control: Full batch inspection; standard COA and MSDS are available upon request.
Physical & Chemical Properties
Physical Properties
- Appearance: White crystalline powder or flake solid
- Odor: Slight phenolic odor
- Molecular Formula: C12H10O2
- Molecular Weight: 186.21
- Melting Point: 286 – 288 °C
- Boiling Point: 390 °C
- Density: 1.22 g/cm3 (20 °C)
- Solubility: Slightly soluble in hot water; soluble in ethanol, ether, acetone and alkaline solution; insoluble in cold water and alkanes
- Hygroscopicity: Non-hygroscopic
Chemical Properties
- Chemical Stability: Stable at room temperature and sealed storage; easy to be oxidized and discolored under long-term exposure to air and light.
- Chemical Reactivity: Capable of typical reactions of phenolic substances such as esterification, alkylation and condensation.
- Acid-Base Character: Weak acidity in aqueous system.
- Incompatibility: Keep away from strong oxidants, strong bases and direct sunlight.
Applications
- Material Industry: Key monomer for manufacturing liquid crystal polymers, epoxy resins, polycarbonate and engineering plastics.
- Electronic Industry: Raw material for electronic packaging materials and photoresist additives.
- Pharmaceutical Industry: Intermediate for synthesizing antibacterial and anti-inflammatory drugs.
- Dyestuff Industry: Precursor for preparing heat-resistant dyes and fluorescent pigments.
- Organic Synthesis: Basic raw material for various biphenyl derivative synthesis and laboratory research.
Usage Restriction: For industrial synthesis and scientific research use only. Strictly forbidden for illegal processing and improper application.
Storage & Transportation Instructions
Storage Conditions
Store in a cool, dry, dark and well-ventilated warehouse. Keep containers tightly sealed to prevent oxidation. Store separately from strong oxidants and strong bases. Recommended storage temperature: 10 – 25 °C. Reseal containers immediately after opening.
Transportation Requirements
This product is classified as non-hazardous goods. Adopt sealed packaging. Avoid violent collision, extrusion and rain soaking during transit. Do not transport together with toxic, corrosive substances and food.
Operation Notes
Wear dust-proof mask, chemical-resistant gloves and safety goggles. Operate in a well-ventilated area. Avoid inhalation of dust and direct contact with skin and eyes. Rinse thoroughly with plenty of clean water once contact occurs. Do not eat, drink or smoke in the working area.
Regulatory Information
EINECS Number: 202-200-5
HS Code: 2907299090
Complies with international organic chemical standards. Export products follow IATA and IMDG provisions. All transactions are limited to qualified chemical factories, material enterprises and research institutions.
Full Product Parameter Table
| Item | Specification & Details |
| Product Name | 4,4'-Biphenol |
| CAS NO. | 92-88-6 |
| IUPAC Name | [1,1'-Biphenyl]-4,4'-diol |
| Synonyms | 4,4'-Dihydroxybiphenyl |
| Molecular Formula | C12H10O2 |
| Molecular Weight | 186.21 |
| EINECS Number | 202-200-5 |
| UN Number | Non-hazardous goods |
| Hazard Class | Irritant |
| Appearance | White crystalline powder or flake solid |
| Purity | ≥99.0% (GC/HPLC) |
| Water Content | ≤0.2% |
| Melting Point | 286 – 288 °C |
| Boiling Point | 390 °C |
| Density | 1.22 g/cm3 (20 °C) |
| Solubility | Slightly soluble in hot water; soluble in ethanol, acetone |
| HS Code | 2907299090 |
| Storage Temperature | 10 – 25 °C, sealed, dry & light-proof environment |
| Packing Specification | 25kg/plastic-lined woven bag, 25kg/fiber drum |
| Grade Standard | Industrial Grade / Research Grade |
| Application Scope | Polymer monomer, electronic material additive, pharmaceutical intermediate, dye raw material |
| Validity Period | 24 Months under specified storage conditions |
