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Ortho-phenylphenol (OPP, or 2-phenylphenol) is an aromatic organic compound widely used as a biocide, preservative, and fungicide in various applications.
Ortho-phenylphenol (OPP, or 2-phenylphenol) is known for its antimicrobial properties, making it valuable in agriculture, disinfectants, and industrial preservation.
Ortho-phenylphenol (OPP, or 2-phenylphenol) is also utilized in food handling and storage as a preservative for fruits and vegetables to prevent mold and bacterial growth.
CAS Number: 90-43-7
EC Number: 201-993-5
Molecular Formula: C12H10O
Molecular Weight: 170.21 g/mol
Synonyms: 2-Phenylphenol, o-Phenylphenol, 2-Hydroxybiphenyl, o-Biphenylol, Phenylphenol, 2-Hydroxy-1,1'-biphenyl, 2-Phenyl-1-hydroxybenzene, Phenol, 2-phenyl-, OPP, 2-Biphenylol, o-Hydroxybiphenyl, o-Phenylphenol, Biphenylol, 2-Hydroxyphenylbenzene, Ortho-phenylphenol, Ortho-hydroxybiphenyl, 2-Phenylphenol sodium salt, 2-Phenylhydroxybenzene, Ortho-phenyl hydroxide, 2-Phenylphenol fungicide, o-Phenylphenol preservative, o-Phenylhydroxybenzene.
APPLICATIONS
Ortho-phenylphenol (OPP, or 2-phenylphenol) is commonly used in agriculture as a fungicide and bactericide to control mold and microbial growth on crops.
Ortho-phenylphenol (OPP, or 2-phenylphenol) is widely applied as a post-harvest treatment on fruits and vegetables to extend shelf life by preventing decay.
In the food industry, ortho-phenylphenol (OPP, or 2-phenylphenol) is used as a preservative on citrus fruits, apples, and pears to inhibit fungal growth.
Ortho-phenylphenol (OPP, or 2-phenylphenol) is an active ingredient in disinfectants and surface cleaners used in hospitals, food processing facilities, and homes.
As an antimicrobial agent, ortho-phenylphenol (OPP, or 2-phenylphenol) is effective in formulations for hard surface disinfectants, providing a broad spectrum of activity.
Ortho-phenylphenol (OPP, or 2-phenylphenol) is commonly used in household cleaning products to sanitize surfaces and reduce the risk of bacterial contamination.
Ortho-phenylphenol (OPP, or 2-phenylphenol) is also utilized in the preservation of leather, textiles, and paper products, where it prevents microbial degradation.
In the preservation of paints and coatings, ortho-phenylphenol (OPP, or 2-phenylphenol) helps prevent mold and mildew growth, extending the product’s lifespan.
Ortho-phenylphenol (OPP, or 2-phenylphenol) is often added to wood preservatives to protect against decay caused by fungi and bacteria.
In industrial water treatment, ortho-phenylphenol (OPP, or 2-phenylphenol) is used to control the growth of algae, fungi, and bacteria in cooling towers and water systems.
Ortho-phenylphenol (OPP, or 2-phenylphenol) is also applied in the preservation of adhesives and sealants, where it inhibits microbial growth during storage.
In the plastics industry, ortho-phenylphenol (OPP, or 2-phenylphenol) is used as a preservative for flexible plastics, preventing microbial degradation and extending product life.
Ortho-phenylphenol (OPP, or 2-phenylphenol) is included in rubber and latex formulations to prevent fungal growth and improve durability.
In cosmetics, ortho-phenylphenol (OPP, or 2-phenylphenol) serves as a preservative, preventing microbial contamination in products like creams, lotions, and shampoos.
Ortho-phenylphenol (OPP, or 2-phenylphenol) is also used in the preservation of photographic chemicals to maintain stability and extend shelf life.
Ortho-phenylphenol (OPP, or 2-phenylphenol) is valuable in agriculture as a soil treatment to inhibit the growth of soil-borne pathogens and promote healthier crops.
In wood treatment applications, ortho-phenylphenol (OPP, or 2-phenylphenol) is effective in protecting wooden structures from mold and decay.
Ortho-phenylphenol (OPP, or 2-phenylphenol) is commonly used in the formulation of fungicidal paints for use in damp environments where fungal growth is likely.
Ortho-phenylphenol (OPP, or 2-phenylphenol) is a key ingredient in sanitizing wipes and sprays, offering effective microbial control on various surfaces.
In textiles, ortho-phenylphenol (OPP, or 2-phenylphenol) is used to prevent mildew and bacterial growth, maintaining fabric quality during storage.
Ortho-phenylphenol (OPP, or 2-phenylphenol) is included in industrial lubricants to prevent microbial contamination, ensuring longevity and consistency.
DESCRIPTION
Ortho-phenylphenol (OPP, or 2-phenylphenol) is a versatile antimicrobial compound used as a fungicide, preservative, and disinfectant in multiple industries.
Ortho-phenylphenol (OPP, or 2-phenylphenol) is especially effective in preventing fungal growth on various surfaces, including food, textiles, and industrial materials.
The chemical structure of ortho-phenylphenol (OPP, or 2-phenylphenol) allows it to penetrate cell walls, making it effective against a broad range of fungi and bacteria.
Ortho-phenylphenol (OPP, or 2-phenylphenol) is often used in combination with other biocides to enhance its antimicrobial effects and broaden its spectrum of activity.
Ortho-phenylphenol (OPP, or 2-phenylphenol) is known for its stability, which allows it to maintain effectiveness over long storage periods.
The non-corrosive nature of ortho-phenylphenol (OPP, or 2-phenylphenol) makes it suitable for use on metal surfaces, contributing to its popularity in industrial preservation.
Ortho-phenylphenol (OPP, or 2-phenylphenol) is biodegradable, making it a more environmentally friendly option for antimicrobial and preservative use.
The chemical is widely accepted for agricultural use, where it effectively reduces post-harvest losses by preventing spoilage and decay.
Ortho-phenylphenol (OPP, or 2-phenylphenol) is compatible with a wide range of materials, including plastics, textiles, and coatings, making it versatile for various applications.
PROPERTIES
Appearance: White to pale yellow crystalline solid
Odor: Mild characteristic odor
Solubility: Slightly soluble in water; highly soluble in alcohols, acetone, and other organic solvents
Melting Point: 57-59 °C
Boiling Point: 280-283 °C
Density: Approximately 1.25 g/cm³
pH: Slightly acidic to neutral (pH 5-7) in solution
Stability: Stable under normal storage conditions; sensitive to light
Biodegradability: Biodegradable, suitable for eco-friendly applications
Chemical Compatibility: Compatible with a wide range of formulations and materials
FIRST AID
Inhalation:
If ortho-phenylphenol (OPP, or 2-phenylphenol) is inhaled, move the individual to fresh air and keep them comfortable.
Seek medical attention if respiratory symptoms persist after inhalation of ortho-phenylphenol (OPP, or 2-phenylphenol).
Skin Contact:
If skin contact with ortho-phenylphenol (OPP, or 2-phenylphenol) occurs, wash thoroughly with soap and water.
Seek medical advice if irritation develops after contact with ortho-phenylphenol (OPP, or 2-phenylphenol).
Eye Contact:
If ortho-phenylphenol (OPP, or 2-phenylphenol) enters the eyes, rinse with plenty of water for at least 15 minutes.
Seek medical attention if irritation persists following eye contact with ortho-phenylphenol (OPP, or 2-phenylphenol).
Ingestion:
If ortho-phenylphenol (OPP, or 2-phenylphenol) is ingested, rinse the mouth with water and seek immediate medical assistance.
Do not induce vomiting unless directed by medical personnel after ingestion of ortho-phenylphenol (OPP, or 2-phenylphenol).
General First Aid:
If any symptoms persist or worsen following exposure to ortho-phenylphenol (OPP, or 2-phenylphenol), consult a healthcare provider promptly.
Provide first aid responders with Safety Data Sheets (SDS) for proper assessment and treatment of ortho-phenylphenol (OPP, or 2-phenylphenol).
HANDLING AND STORAGE
Handling:
Personal Protective Equipment (PPE):
Wear gloves, eye protection, and protective clothing when handling ortho-phenylphenol (OPP, or 2-phenylphenol).
Use respiratory protection in poorly ventilated areas when handling ortho-phenylphenol (OPP, or 2-phenylphenol).
Spill Response:
Promptly contain and clean up spills of ortho-phenylphenol (OPP, or 2-phenylphenol) to prevent environmental contamination.
Dispose of waste containing ortho-phenylphenol (OPP, or 2-phenylphenol) in accordance with local regulations.
Storage:
Storage Conditions:
Store ortho-phenylphenol (OPP, or 2-phenylphenol) in a cool, dry, well-ventilated area away from light and heat.
Keep containers tightly sealed to protect ortho-phenylphenol (OPP, or 2-phenylphenol) from moisture and contamination.
Temperature Control:
Store ortho-phenylphenol (OPP, or 2-phenylphenol) at stable room temperature to maintain product quality.
Container Compatibility:
Use containers compatible with ortho-phenylphenol (OPP, or 2-phenylphenol) to ensure safe and stable storage.
Security Measures:
Restrict access to storage areas to authorized personnel trained in handling ortho-phenylphenol (OPP, or 2-phenylphenol).
