About O-AMINO PHENOL (OAP)
O-AMINO PHENOL (OAP)
Chemical Name : 2-Aminophenol
Formula : C6H7NO
CAS No.: 95-55-6
Appearance : Off white crystals
Purity (by HPLC),% : 99 min.
O-Chloroaniline contents,% : 0.2max.
Insolubles in dilute acid,% : 0.2 max.
Melting Point, oC : 171-173 Applications and BenefitsO-Amino Phenol is widely valued in a range of industries for its efficiency as a reducing agent and its versatility as a chemical intermediate. It plays a crucial role in the synthesis of dyes, pharmaceuticals, and antioxidant formulations, attaining high purity standards suitable for technical and industrial use. As an ingredient in photographic developer formulations, it ensures image clarity and quality, further expanding its industrial benefit.
Safe Handling and Storage AdviceGiven its toxic nature and tendency to react with oxidizers and strong acids, O-Amino Phenol requires careful handling. Always store it in plastic or fiber drums within a cool, dry, ventilated area, shielded from direct light and air. Immediate water rinsing and medical advice are recommended if contact occurs. Under these conditions, its shelf life can extend up to two years, ensuring ongoing utility and stability.
Physical Properties and IdentificationO-Amino Phenol is supplied as a crystalline powder with a white to light brown appearance and a characteristic amine-like odor. It melts at 174176C and decomposes around its 271C boiling point. With a density of 1.293 g/cm, it dissolves easily in water, ethanol, and ether. Its neutral to slightly alkaline pH and tendency to darken on exposure help verify its authenticity during handling and storage.
FAQs of O-AMINO PHENOL (OAP):
Q: How should O-Amino Phenol be stored for maximum shelf life?
A: O-Amino Phenol should be stored in tightly closed plastic or fiber drums in a cool, dry, well-ventilated location, away from light, air, and incompatible substances such as oxidizers or strong acids. Proper storage under these conditions allows a shelf life of up to two years.
Q: What are the typical industrial uses of O-Amino Phenol?
A: O-Amino Phenol is used predominantly as a chemical intermediate in the manufacturing of dyes and pharmaceuticals, as a component in photographic developers, and as an antioxidant. Its strong reducing properties make it valuable in multiple industrial applications.
Q: When is immediate first aid necessary when working with O-Amino Phenol?
A: Immediate first aid is required if O-Amino Phenol comes in contact with skin or eyes. In such cases, rinse the affected area thoroughly with plenty of water and seek medical attention right away. Prompt action is essential due to its toxic nature.
Q: Where is O-Amino Phenol typically manufactured and distributed?
A: O-Amino Phenol is produced and supplied globally, with significant distribution in India by manufacturers, exporters, wholesalers, retailers, and traders. It is available from various chemical suppliers for technical and industrial demand.
Q: What process precautions should be followed during usage?
A: During processing, ensure the workspace is well-ventilated, and operators use suitable protective equipment. Avoid contact with strong acids and oxidizers, and limit exposure to air and light to maintain compound stability and safety.
Q: How is O-Amino Phenol beneficial in photographic applications?
A: In photography, O-Amino Phenol acts as a developer, reducing exposed silver halides to yield clear, high-contrast images. Its strong reducing action and predictable performance enhance the efficiency and quality of photographic processing.