Quick Search
Preventol O extra is used as a preservative for the leather industry.
Preventol O extra is used for the preservation of textile auxiliaries such as heat stabilizers.
Preventol O extra is used Glues and adhesive dispersions, Pigment slurries, Concrete additives, Fillers and suspensions, Textile printing thickeners.
CAS Number: 90-43-7
EC (EINECS) Number: 201-993-5
Active Ingredient: 2‑Phenylphenol (also known as o-phenylphenol or OPP)
Molecular Formula: C₁₂H₁₀O
Molecular Weight: 170.21 g/mol
SYNONYMS:
2-Phenylphenol, o-Phenylphenol, Biphenyl-2-ol, 2-Hydroxybiphenyl, 2-Hydroxydiphenyl, o-Hydroxybiphenyl, o-Biphenylol, o-Diphenylol, 2-Phenyl-phenol, o-Xenol, Ortho-phenylphenol, (1,1′-Biphenyl)-2-ol, Hydroxy-2-phenylbenzene, OPP, Preventol O Extra, OPP, PREVENTOL O EXTRA, OPP, Xenol, Torsite, o-Xonal, Remol TRF, FEMA 3959, Orthoxenol, Dowicide 1, 2-Biphenylol, 2-DIPHENYLOL, BIPHENYLOL-2, Tumescal OPE, DOWICIDE 1(R), Biphenyl-2-ol, BIPHENYL-2-OL, AKOS BAR-1742, 2-PHENYLPHENOL, 2-Phenylphenol, Hydroxdiphenyl, o-phenylphenol, O-Phenyl phenol, Hydroxybiphenyl, 2-Hydroxybiphenyl, 2-HYDROXYDIPHENYL, Preventol O extra, O-HYDROXIDIPHENYL, 1,1'-Biphenyl-2-ol, Ortho Phenylphenol, [1,1'-BIPHENYL]-2-OL, orthohydroxydipbenyl, Hydroxy-2-phenylbenzene, HYDROXY-(2-PHENYL)BENZENE, o-phenylphenol, o-hydroxydiphenyl, DOWICIDE 1, Preventol O Extra, Nipacide OPP, 2-hydroxybiphenyl, biphenyl-2-ol,
Preventol O extra is a halogen-free, preservative for use in glues and adhesives.
Preventol O extra offers broad spectrum of activity covering bacteria, yeasts and mold fungi.
Preventol O extra is stable over the pH range of 1 to 14.
The shelf life of Preventol O extra is 2 years.
Preventol O Extra is a high-purity phenolic antimicrobial agent used as a preservative and disinfectant active ingredient in industrial and institutional formulations.
Preventol O extra provides broad-spectrum antimicrobial activity against bacteria, fungi, yeasts, and certain viruses.
Preventol O Extra is part of the Preventol product family, a range of antimicrobial materials developed for protecting industrial products against microbial contamination.
Preventol O extra is typically supplied as colorless to slightly yellow flakes or pellets with a mild phenolic odor and is mainly used in disinfectant formulations, industrial preservatives, and material protection systems.
The active compound of Preventol O extra, o-phenylphenol, is an aromatic phenolic compound with strong antimicrobial activity.
Preventol O extra disrupts microbial cell membranes and inhibits enzymatic systems essential for microbial metabolism.
Because of this mechanism, Preventol O Extra is widely used as a bactericide, fungicide, and preservative additive in many industrial applications.
Preventol O extra is a high-purity, halogen-free broad-spectrum preservative and disinfectant, primarily containing ortho-phenylphenol (OPP).
Preventol O extra is broad-spectrum of activity covering bacteria, yeasts, fungi and enveloped viruses.
Preventol O extra is active ingredient for disinfectants for use in hospitals, doctor’s offices, industry, institutions, stables and sheds.
USES and APPLICATIONS of PREVENTOL O EXTRA:
Preventol O extra is used as an in-can preservative in aqueous products.
Preventol O extra offers broad spectrum of activity covering bacteria, yeasts, mould fungi and lipophilic viruses.
Preventol O Extra is used as a carrier, surfactant, antiseptic and dye intermediate for hydrophobic synthetic fibers such as chlorinated polyamide and polyester.
In Japan, Preventol O extra and its sodium salt are used for the fungicide of citrus.
In the wax mixed with 0.8% of the goods, the use of spray method in the citrus after harvest, can also be used with biphenyl, rot blue to a minimum.
Preventol O extra has a strong bactericidal function, used as wood, leather, paper preservative and fruit and vegetable meat storage preservative.
Preventol O extra is also used in the production of flame retardants, preservatives, dye carriers, surfactants, dye intermediates, cosmetics and for the production of advanced explosives.
Preventol O extra is a biocide used in building and construction, chemical manufacturing, fluids and lubricants, and industrial and assembly adhesives.
Preventol O extra is applied in chemical synthesis.
Preventol O extra is used for the preservation of aqueous products such as glues and adhesive, thickener solutions, concrete additives, filer suspensions, pigment slurries.
Preventol O extra is used as a preservative for the leather industry.
Preventol O extra is used for the preservation of textile auxiliaries such as heat stabilizers.
Preventol O Extra is an active antibacterial/antiviral soap used in disinfectants, cosmetics, and cosmetics.
Application and use of Preventol O extra: Surface disinfectants, Protection of textile auxiliary products, Concrete additive.
Preventol O Extra is used in many industries due to its antimicrobial effectiveness.
Industrial Preservation uses of Preventol O extra: Glues and adhesive dispersions, Pigment slurries, Concrete additives, Fillers and suspensions, Textile printing thickeners.
Disinfection uses of Preventol O extra: Liquid disinfectants, Industrial cleaning agents, Liquid soaps and antiseptic formulations.
Construction Materials use of Preventol O extra: Cement additives, Plaster and building materials, Architectural coatings.
Other Industrial Uses of Preventol O extra: Leather preservation, Textile finishing, Metalworking fluids, Printing inks, Paper manufacturing, Cooling lubricants, Citrus fruit post-harvest preservation.
Preventol O extra is used for industrial preservation of aqueous products, including glues, adhesives, paints, leather, and metalworking fluids, providing protection against bacteria, fungi, and yeast, with high stability (pH 1-14).
KEY FEATURES AND APPLICATIONS of PREVENTOL O EXTRA:
Key Features and Applications:
*Active Ingredient:
ortho-Phenylphenol (CAS No. 90-43-7).
*Application Areas:
Suitable for technical products like adhesives, dispersions, thickeners, construction chemical additives, and leather finishing.
*Preservative Properties:
Preventol O extra controls microorganisms in industrial applications, particularly as a biocide in water-based systems.
*Material Compatibility:
Effectively prevents mildew and mold growth in coatings, sealants, and textiles.
*Product Form:
Often available as flakes or solutions (e.g., Preventol ON extra).
BENEFITS of PREVENTOL O EXTRA:
***Antimicrobial Protection
Preventol O extra prevents bacterial contamination
Preventol O extra inhibits fungal and yeast growth
Preventol O extra controls microbial spoilage in products
***Industrial Performance
Long-term material protection
Effective at low concentrations
High stability in formulations
***Operational Benefits
Broad compatibility with industrial chemicals
Suitable for many preservation systems
Easy incorporation into formulations
CHEMICAL CHARACTERISTICS of PREVENTOL O EXTRA:
Key characteristics include:
*Broad antimicrobial spectrum
*Effective against bacteria, yeasts, and molds
*Stable in many industrial formulations
*Low volatility
*Good compatibility with industrial materials
*Long-lasting antimicrobial performance
*High chemical purity (often ≥99.5%)
FUNCTIONAL PROPERTIES of PREVENTOL O EXTRA:
Preventol O Extra acts as:
*Antimicrobial agent
*Fungicide
*Bactericide
*Industrial preservative
*Disinfectant active ingredient
*Material protection additive
These properties make it suitable for preventing microbial growth in various products and environments.
STORAGE of PREVENTOL O EXTRA:
Provided Preventol O extra is correctly stored and kept in the original sealed package, the shelf life is 2 years.
Preventol O extra may change its color slightly exposed to air, but this does not affect its effectiveness.
NATURE of PREVENTOL O EXTRA:
Preventol O extra is a white, light yellow to light red powder, slightly phenolic.
Preventol O extra is almost insoluble in water, soluble in methanol, acetone, benzene, xylene, trichloroethylene, dichlorobenzene and other organic solvents.
In case of high heat, open flame or contact with oxidant, there is a risk of combustion.
PREPARATION METHOD of PREVENTOL O EXTRA:
Using cyclohexanone route to prepare Preventol O extra, namely, using cyclohexanone as raw material, condensation dehydration under acid catalysis to obtain the dimerization Intermediate 2-(1-cyclohexenyl) cyclohexanone and 2-ring hexylene cyclohexanone, Preventol O extra was synthesized by dehydrogenation.
A mixture of O-Phenylphenol and p-Phenylphenol is obtained from the by-product of phenol production by sulfonation method.
The mixture is heated and dissolved in trichloroethylene, and the crystals of p-Phenylphenol are precipitated by cooling, and then centrifuged and filtered, the solid was dried to give P-Phenylphenol.
The mother liquor was washed with sodium carbonate solution, neutralized with dilute sodium hydroxide and acidified to obtain Preventol O extra.
PHYSICAL and CHEMICAL PROPERTIES of PREVENTOL O EXTRA:
Product Name: Preventol O Extra
Chemical Type: Industrial biocide / preservative
Manufacturer: Lanxess
Active Ingredient:
2-Phenylphenol (also known as o-phenylphenol or OPP)
CAS Number: 90-43-7
EC (EINECS) Number: 201-993-5
Molecular Formula: C₁₂H₁₀O
Molecular Weight: 170.21 g/mol
Appearance: Colorless to slightly yellow flakes or crystalline mass
Physical State: Solid
Color: White to pale yellow
Odor: Slight phenolic odor
Molecular Weight: 170.21 g/mol
Density: ~1.26 g/cm³ at 20 °C
Bulk Density: ~670 kg/m³
Melting Point: ~56.7 °C
Solidification Point: ≥56 °C
Boiling Point: ~286 °C (at 1013 hPa)
Flash Point: ~138 °C (closed cup)
Ignition Temperature: ~515 °C
Vapor Pressure: approx. 0.0068 mmHg at 25 °C
Explosive Limits:
Lower: ~1.4%
Upper: ~9.5%
Solubility:
Slightly soluble in water
Soluble in organic solvents such as alcohols and oils
Stability: Stable under recommended storage conditions
Chemical Family: Phenols
Functional Group: Phenolic hydroxyl group
Structure: Biphenyl aromatic compound with hydroxyl substituent
Chemical Behavior:
Exhibits antimicrobial activity
Can undergo oxidation reactions
Stable under normal industrial processing conditions
Reactivity:
Compatible with many industrial solvents and resins
May react with strong oxidizing agents
The phenolic structure contributes to its antimicrobial and preservative properties.
CAS 90-43-7
EINECS 201-993-5
InChIKey LLEMOWNGBBNAJR-UHFFFAOYSA-N
Molecular Formula: C12H10O
Molar Mass: 170.21
Density: 1.21
Melting Point: 57-59°C(lit.)
Boling Point: 282°C(lit.)
Flash Point: 255°F
JECFA Number: 735
Water Solubility: 0.7 g/L (20 ºC)
Solubility: Soluble in ethanol, acetone, benzene,sodium hydroxide, chloroform,
acetonitrile, toluene, hexane, ligroin, ethyl ether, pyridine, ethylene glycol, isopropanol, glycol ethers and polyglycols.
Vapor Presure: 7 mm Hg ( 140 °C)
Appearance: Crystalline Flakes
Color: White
Merck: 14,7304
BRN: 606907
pKa: 10.01(at 25℃)
PH: 7 (0.1g/l, H2O, 20℃)
Storage Condition: Store below +30°C.
Stability: Stable. Combustible. Incompatible with strong oxidizing agents, halogens.
Sensitive: Hygroscopic
Explosive Limit: 1.4-9.5%(V)
Refractive Index: 1.6188 (estimate)
Physical and Chemical Properties:
Melting Point: 57 °c
Boiling Point: 282 ℃
density: 1.213
flash point: 123 ℃
water-soluble:<0.01g/100 mL at 20.5 C
Appearance: bright purple crystals
Specification Assay (GC): min. 99.9%
Melting point: min. 56
Moisture: max. 0.1%
Characteristic data Density (20): approx. 1.24 g/cm3
Bulk density (flakes): approx. 650 kg/cm3
Vapor pressure (20, calc.): approx. 0.0007 mbar
(100, calc.): approx. 1 mbar
Boiling point (1013 mbar): approx. 287
Flash point: approx. 138 (DIN 51758)
pH (0.01% in water): approx. 7
Stability range: pH 1-14
Solubility (20) in: water 0.5-0.6 g/l, ethanol 5900 g/l, isopropanol 3300 g/l, 10% NaOH 500 g/l
FIRST AID MEASURES of PREVENTOL O EXTRA:
-Description of first-aid measures
*General advice:
Show this material safety data sheet to the doctor in attendance.
*If inhaled:
After inhalation:
Fresh air.
*In case of skin contact:
Take off immediately all contaminated clothing.
Rinse skin with
water/ shower.
*In case of eye contact:
After eye contact:
Rinse out with plenty of water.
Call in ophthalmologist.
Remove contact lenses.
*If swallowed:
After swallowing:
Immediately make victim drink water (two glasses at most).
Consult a physician.
-Indication of any immediate medical attention and special treatment needed.
No data available
ACCIDENTAL RELEASE MEASURES of PREVENTOL O EXTRA:
-Environmental precautions:
Do not let product enter drains.
-Methods and materials for containment and cleaning up:
Cover drains.
Collect, bind, and pump off spills.
Observe possible material restrictions.
Take up dry.
Dispose of properly.
Clean up affected area.
FIRE FIGHTING MEASURES of PREVENTOL O EXTRA:
-Extinguishing media:
*Suitable extinguishing media:
Carbon dioxide (CO2)
Foam
Dry powder
*Unsuitable extinguishing media:
For this substance/mixture no limitations of extinguishing agents are given.
-Further information:
Prevent fire extinguishing water from contaminating surface water or the ground water system.
EXPOSURE CONTROLS/PERSONAL PROTECTION of PREVENTOL O EXTRA:
-Control parameters:
--Ingredients with workplace control parameters:
-Exposure controls:
--Personal protective equipment:
*Eye/face protection:
Use equipment for eye protection.
Safety glasses
*Body Protection:
protective clothing
*Respiratory protection:
Recommended Filter type: Filter A
-Control of environmental exposure:
Do not let product enter drains.
HANDLING and STORAGE of PREVENTOL O EXTRA:
-Conditions for safe storage, including any incompatibilities:
*Storage conditions:
Tightly closed.
Dry.
STABILITY and REACTIVITY of PREVENTOL O EXTRA:
-Chemical stability:
The product is chemically stable under standard ambient conditions (room temperature).
-Possibility of hazardous reactions:
No data available
