Quick Search
Benzophenone-12 is a UV based absorber that has 2-hydroxybenzophenone as a functional group.
Benzophenone-12 is an ultraviolet light absorber (UVA) of the benzophenone class, imparting good light stability when used in combination with a hindered amine light stabilizer (HALS) of the Chimassorb, Tinuvin or Uvinul range.
Benzophenone-12 is characterized by a benzophenone core—two benzene rings connected by a carbonyl group (C=O)—with specific substituents that enhance its ability to absorb harmful UV radiation, particularly in the UVA and UVB ranges of the electromagnetic spectrum.
CAS Number: 1843-05-6
Molecular Formula: C21H26O3
Molecular Weight: 326.43
EINECS Number: 217-421-2
Synonyms: Octabenzone, Benzophenone-12, 2-HYDROXY-4-(OCTYLOXY)BENZOPHENONE, Benzon OO, Benzophenone 12, Sumisorb 130, Rhodialux P, Seikalizer E, Zislizer E, 2-Hydroxy-4-octoxybenzophenone, Octabenzona, Carstab 700, Viosorb 130, Sanduvor 3035, Aduvex 248, Uvinul 408, Uvinul M 408, 2-Benzoyl-5-(octyloxy)phenol, 4-(Octyloxy)-2-hydroxybenzophenone, 2-Hydroxy-4-(n-octoxy)benzophenone, 4-Octoxy-2-hydroxybenzophenone, Octabenzonum, UV 531, Biosorb 130, Mark 1413, 2-Hydroxy-4-(n-octyloxy)benzophenone, Methanone, [2-hydroxy-4-(octyloxy)phenyl]phenyl-, 2-Benzoyl-5-octyloxyphenol, UV Absorber HOB, Octabenzone [USAN:INN], Octabenzonum [INN-Latin], Octabenzona [INN-Spanish], 4-n-Octyloxy-2-hydroxybenzophenone, UVA 1, UV 1 (ultroviolet absorber), Octabenzon, 2-Hydorxy-4-octoxybenzophenone, 2-Hydroxy-4-oktyloxybenzofenon, NSC 163400, HSDB 5858, 2-Hydroxy-4-(octyloxy)benzophenon, (2-hydroxy-4-octoxyphenyl)-phenylmethanone, EINECS 217-421-2, Lowilite 22, 4-(n-Octyloxy)-2-hydroxybenzophenone, Hostavin ARO 8, (2-Hydroxy-4-(octyloxy)phenyl)phenylmethanone, NSC-163400, 2-Hydroxy-4-oktyloxybenzofenon [Czech], BRN 1915198, Octabenzone (USAN), Methanone, (2-hydroxy-4-(octyloxy)phenyl)phenyl-, DTXSID9027441, UNII-73P3618V2E, Specta-srob UV 531, OCTABENZONE [MI], [2-Hydroxy-4-(octyloxy)phenyl]phenylmethanone, OCTABENZONE [INN], OCTABENZONE [HSDB], OCTABENZONE [USAN], UV 1 (ultraviolet absorber), DTXCID107441, 2-Hydroxy-4-(octoxy)benzophenone, 4-(Octoxy)-2-hydroxybenzophenone, EC 217-421-2, Octabenzonum (INN-Latin), Octabenzona (INN-Spanish), 217-421-2, AntiUV P, 2Benzoyl5octyloxyphenol, SpectraSorb UV 531, 2Hydorxy4octoxybenzophenone, 2Hydroxy4octoxybenzophenone, 2Hydroxy4oktyloxybenzofenon, 4Octoxy2hydroxybenzophenone, BENZON 00, 2Hydroxy4octyloxybenzophenone, 2Hydroxy4noctyloxybenzophenone, 4nOctyloxy2hydroxybenzophenone, 2Hydroxy4(noctoxy)benzophenone, 2Hydroxy4(octyloxy)benzophenon, 2Hydroxy4(octyloxy)benzophenone, 4(Octyloxy)2hydroxybenzophenone, UNII73P3618V2E, 2Hydroxy4(noctyloxy)benzophenone, BENZOPHENONE-12 [INCI], Benzophenone, 2hydroxy4(octyloxy), (2Hydroxy4(octyloxy)phenyl)phenylmethanone, Methanone, (2hydroxy4(octyloxy)phenyl)phenyl, METHANONE, (2-HYDROXY-4-(OCTYLOXY)PHENYL)PHENYL-(9CI), quamtgjkvdwjeq-uhfffaoysa-n, 1843-05-6, 2-Hydroxy-4-n-octyloxybenzophenone, (2-Hydroxy-4-(octyloxy)phenyl)(phenyl)methanone, Cyasorb UV 531, Chimassorb 81, Spectra-Sorb UV 531, 2-Hydroxy-4-octyloxybenzophenone, Advastab 46, Benzophenone, 2-hydroxy-4-(octyloxy)-, UF 4, UV 1, Anti-UV P, 2-hydroxy-4-n-octoxybenzophenone, NSC163400, UV-531, 73P3618V2E, NCGC00164173-02, 2-hydroxy-4-(octyloxy)phenylmethanone, 2-?Hydroxy-?4-?(octyloxy)?benzophenone, CAS-1843-05-6, C21H26O3, 2-hydroxy-4-n-octoxy benzophenone, 2-hydroxy-4-(octyloxy) benzophenone, MFCD00027327, (2-hydroxy-4-octoxy-phenyl)-phenyl-methanone, SCHEMBL27387, MLS004734641, BIDD:ER0400, CHEMBL1977129, MSK3451, CHEBI:135390, 2-hydroxy-4-n-octoxybenzo-phenone, HY-B1712, Tox21_112089, Tox21_201383, Tox21_300484, AKOS003382208, Tox21_112089_1, 1ST3451, DS-3360, 2-hydroxy-4-octyloxyphenyl phenyl ketone, NCGC00164173-01, NCGC00164173-03, NCGC00164173-04, NCGC00164173-05, NCGC00164173-06, NCGC00254284-01, NCGC00258934-01, 2-HYDROXY-4-OCTYLOXY-BENZOPHENONE, AC-26244, MSK3451-1000, SMR000112471, 2-Hydroxy-4-(octyloxy)benzophenone, 98%, 2-Hydroxy-4-(octyloxy)benzophenone, 99%, DB-065464, CS-0013713, H0288, NS00005821, ST45025670, 1ST3451-1000, D00441, E80428, Methanone, 2-hydroxy-4-(octyloxy)phenyl phenyl-, SR-01000940552, Q7076680, SR-01000940552-2, Methanone, {[2-hydroxy-4-(octyloxy)phenyl]phenyl-}, 2-Hydroxy-4-(octyloxy)benzophenone Solution in Acetonitrile, 1000?g/mL, 2-Hydroxy-4-(octyloxy)benzophenone Solution in Acetonitrile, 1000mug/mL, Octabenzone, 2-Hydroxy-4-n-octoxybenzophenone, 2'-Hydroxy-4'-n-octyloxybenzophenone, 2-Hydroxy-4-(octyloxy)benzophenone, [2-Hhydroxy-4-(octyloxy)phenyl]phenylmethanone, [2-Hhydroxy-4-(octyloxy)phenyl]phenylmethanone, 2-HYDROXY-4-N-OCTOXYBENZOPHENONE, 2-HYDROXY-4-N-OCTYLOXYBENZOPHENONE, 2-HYDROXY-4-(OCTYLOXY)BENZOPHENONE, 2-HYDROXY-4-(OCTYLOXYL)-BENZOPHENONE, CHIMASSORB 81, BENZOPHENONE-12, Octabenzone
Benzophenone-12 shows good compatibility with polyolefins and plasticized PVC.
Benzophenone-12 is a UV absorber/screener.
Benzophenone-12 is used to protect polymers (e.g., polyethylene, polypropylene, polyvinylchloride) against damage by UV light, olorless crystals; Light yellow powder.
Benzophenone-12 is a chemical compound that belongs to the class of benzophenone derivatives, which are widely used as ultraviolet (UV) light absorbers and stabilizers in various industrial and consumer products.
This absorption helps prevent the degradation of materials and products by filtering out damaging ultraviolet rays from sunlight.
Benzophenone-12 can be used to enhance the light fastness of polymers using UV absorbers with sulfur and phosphorus compounds.
Due to its strong UV absorption properties, Benzophenone-12 is commonly incorporated into cosmetics, sunscreens, plastics, coatings, adhesives, and textile fibers to protect them from photodegradation, discoloration, and loss of mechanical strength caused by prolonged exposure to sunlight.
When added to plastics, for example, Benzophenone-12 acts as a photostabilizer, preventing polymer chains from breaking down under UV exposure, which extends the material's lifetime and maintains its appearance and performance.
In the cosmetic industry, Benzophenone-12 serves as an active ingredient in sunscreen formulations and skincare products, where it helps protect human skin by absorbing UV radiation that can cause skin damage, premature aging, and increase the risk of skin cancer.
Benzophenone-12 is often used in combination with other UV filters to provide broad-spectrum protection and enhance the overall effectiveness of sun protection products.
Benzophenone-12 are UVA/UVB absorbers some of them are used in sunscreens.
Migration of photo stabilizers from plastics was studied in model elution expt where the plastics were placed at different temp 20 and 45 degree in different solvents, e.g. H2O, acetic acid, sunflower oil, heptane, and the amt of photostabilizer eluted was determined by spectrophotometry and by gas chromatography.
The elution of 2-hydroxy-4-n-octyloxybenzophenone depended on the type of plastic. Elution was low in polystyrene and high in polyolefins, polyethylene.
Benzophenone-12 is a UV absorber/screener.
Benzophenone-12 is used to protect polymers (e.g., polyethylene, polypropylene, polyvinylchloride) against damage by UV light.
Moreover, Benzophenone-12 is valued for its chemical stability, low volatility, and compatibility with a wide range of formulations, which makes it a reliable additive in complex mixtures.
Its relatively low toxicity and photostability allow it to be used safely in products that come into direct contact with the skin, although regulatory agencies typically set limits on its concentration to ensure safety.
In addition to its protective applications, Benzophenone-12 can also be found in industrial coatings and inks, where it helps prevent fading and deterioration caused by exposure to sunlight, thereby preserving color vibrancy and surface integrity.
In textiles, it protects fibers from UV-induced weakening and color changes, which is particularly important for outdoor fabrics and garments.
Benzophenone-12 appears as light yellow/yellowish crystals/fine powder and is odourless and freely soluble in benzene, n-hexane, and acetone; slightly soluble in ethanol; and very slightly soluble in ethane dichloride.
Benzophenone-12 is a light stabiliser with good performance, capable of absorbing the UV radiation of 240–340 nm wavelength with the characteristics of light colour, non-toxicity, good compatibility, small mobility, easy processing, etc.
Benzophenone-12 protects the polymer to its maximum extent and helps to reduce its colour.
Benzophenone-12 can also delay the yellowing and impede the loss of its physical function.
Industrial applications of Benzophenone-12 is very extensive and applied to PE, PVC, PP, PS, PC, organic glass, polypropylene fibre, ethylene-vinyl acetate, etc.
Also, Benzophenone-12 has very good light-stability effect on drying phenol aldehyde, varnish of alcohol and acname, polyurethane, acrylate, expoxnamee, etc.
The major uses include UV stabiliser, for example, polyethylene and polypropylene fibres.
Benzophenone-12 is a stabilizer that can also be found in perfumes and soaps.
This ingredient should not be confused with benzophenone-3 (oxybenzone), which some reports associate with health concerns.
Benzophenone-12 is different.
Benzophenone-12 acts as an antioxidant – we use it to help maintain the properties and performance of a product as it is exposed to air, light or heat.
Melting Point: 47–49 °C (lit.)
Boiling Point: 424.46 °C (rough estimate)
Density: 1.160 g/cm³
Specific Gravity: 1.160
Refractive Index: 1.6000 (estimate)
Flash Point: 102 °C
pKa: 7.59 ± 0.35 (predicted)
LogP (octanol-water partition coefficient): 7.360 (estimated)
Benzophenone-12 finds applications in coatings, paints, adhesives, and inks, where it protects colorants and binding agents from UV-induced degradation.
This results in extended color fastness and preservation of surface gloss, which are important for maintaining the aesthetic appeal and functional integrity of products used in architectural, automotive, and consumer goods sectors.
In textiles, the incorporation of Benzophenone-12 into fibers or fabric finishes helps guard against fading and weakening caused by ultraviolet light, thereby extending the usable life of garments and outdoor fabrics.
Its widespread use is also attributed to Benzophenone-12’s chemical stability and low volatility, which make it compatible with diverse formulations and processing conditions.
This stability ensures that it remains effective over long periods without significant breakdown or loss of activity, even under harsh environmental conditions.
However, due to potential concerns about bioaccumulation and environmental persistence, regulatory bodies often monitor and limit its concentration in consumer products to balance efficacy with safety and environmental considerations.
Benzophenone-12 is an important benzophenone-based UV absorber and photostabilizer widely utilized across multiple industries, especially in cosmetics, plastics, coatings, and textiles, where its ability to absorb and neutralize harmful ultraviolet radiation helps prolong product life, maintain aesthetic qualities, and protect human health.
Benzophenone-12 is a light stabilizer with good performance, capable of absorbing the UV radiation of 240-340 nm wavelength with the characteristics of light color, nontoxic , good compatibility, small mobility, easy processing etc.
Benzophenone-12 can protect the polymer to its maximum extent, helps to reduce the color. It can also delay the yellowing and obstacle the loss of its physical function.
Benzophenone-12 is widely applied to PE,PVC,PP,PS,PC organic glass, polypropylene fiber, ethylene-vinyl acetate etc.
Moreover, it has very good light-stability effect on drying phenol aldehyde, varnish of alcohol and acname, polyurethane, acrylate, expoxnamee etc.
Benzophenone-12, also known as dibenzoylmethane or avobenzone, is a chemical widely used in sunscreen products.
It is a UVA absorber that is able to absorb long-wave ultraviolet rays (320-400nm) and effectively protect the skin from UVA damage.
As a result, it is used in a variety of sunscreen products, including sunscreens, sunscreen lotions, sunscreen sprays, and more.
Benzophenone-12 is widely recognized for its use in the field of sun protection because it provides comprehensive UV protection to help prevent skin problems such as sunspots, wrinkles, photoaging, and protect skin health.
Benzophenone-12 is a specialized member of the benzophenone family of compounds, which are widely recognized for their ability to absorb ultraviolet (UV) radiation, thereby acting as effective UV filters and photostabilizers.
Its molecular structure features a benzophenone core substituted in a way that optimizes its UV absorption capabilities, particularly targeting wavelengths within the UVA and UVB spectrum, which are responsible for most of the damaging effects of sunlight on both materials and human skin.
Benzophenone-12 is extensively utilized in the formulation of personal care products, such as sunscreens, moisturizers, lip balms, and anti-aging creams, where it provides critical protection by absorbing harmful UV rays and preventing them from penetrating the skin.
The ability of Benzophenone-12 to dissipate absorbed UV energy harmlessly as heat without generating free radicals contributes significantly to reducing oxidative stress and photodamage to skin cells, which can otherwise lead to premature aging, DNA damage, and increased risk of skin cancer.
In addition to its use in cosmetics, Benzophenone-12 is a common additive in the plastics and polymer industries, where it serves as a photostabilizer to enhance the durability and longevity of materials exposed to sunlight.
By absorbing UV radiation before it can interact with polymer chains, this compound helps prevent the breakdown of molecular bonds, which would otherwise cause cracking, discoloration, embrittlement, and loss of mechanical strength.
This protective effect is especially valuable for outdoor applications such as automotive parts, packaging materials, greenhouse films, and outdoor furniture, where prolonged exposure to sunlight is inevitable.
Benzophenone-12 to improve its performance and minimize any adverse effects, often exploring formulations that combine it synergistically with other UV absorbers, antioxidants, and skin conditioners.
This integrated approach aims to deliver broad-spectrum UV protection while enhancing skin feel, reducing irritation, and increasing product stability.
Uses:
The main application of UV Absorber 531 is in combination with a HALS the light stabilization of low density and linear low density polyethylene as well as ethylene-vinyl acetate copolymers for agricultural films.
Benzophenone-12 can be used as well as a UV barrier to protect the contents of packages for both industrial and consumer applications.
Benzophenone-12 also protects a number of other polymers against degradation caused by light exposure such as plasticized PVC and rubbers.
Benzophenone-12 can be used in combination with antioxidants, phosphites and other light stabilizers.
Benzophenone-12s are UV absorbers for insulating plastics, which can be incorporated with active layers to increase the stabilization of organic solar cells (OSCs).
Benzophenone-12 may be incorporated in parylene C films to enhance the light stability, which can be potentially used as a moisture transfer membrane for electronic boards and photovoltaics.
Benzophenone-12 is widely utilized across various industries due to its exceptional ability to absorb ultraviolet (UV) light, making it an essential ingredient in products that require protection from the damaging effects of solar radiation.
In the cosmetics and personal care industry, it is commonly incorporated into sunscreens, moisturizers, lip balms, and anti-aging formulations to provide broad-spectrum UV protection by absorbing both UVA and UVB rays, which helps prevent skin damage, premature aging, and reduces the risk of skin cancers caused by UV exposure.
Benzophenone-12s effectiveness in dissipating harmful UV energy without producing free radicals makes it particularly valuable in delicate skincare products designed for daily use.
Beyond its role in skincare, Benzophenone-12 serves an important function in the plastics and polymer manufacturing sector, where it acts as a photostabilizer that significantly extends the life and durability of materials exposed to sunlight.
By absorbing ultraviolet light before it can break down polymer chains, it prevents common issues such as discoloration, brittleness, and loss of mechanical strength, thereby maintaining the aesthetic appearance and structural integrity of items like packaging materials, automotive parts, outdoor furniture, and greenhouse films.
This protective effect is crucial in enhancing product longevity and reducing material waste, ultimately contributing to sustainability efforts.
In the field of coatings, paints, and inks, Benzophenone-12 is used to shield colorants and binders from photodegradation, ensuring that the vibrant colors and surface finishes of architectural coatings, automotive paints, and printed materials remain stable and visually appealing despite prolonged sun exposure.
Benzophenone-12s incorporation helps prevent fading, cracking, and peeling, which are common problems caused by UV radiation, thereby improving the overall performance and customer satisfaction of coated products.
Additionally, Benzophenone-12 is frequently employed in textile applications, where it protects fibers and fabrics from the harmful effects of ultraviolet rays.
By preventing UV-induced weakening and color fading, it enhances the durability and lifespan of outdoor clothing, upholstery, and awnings, which are regularly exposed to sunlight.
This UV protection is particularly important for maintaining the functionality and appearance of textiles used in harsh environmental conditions.
Due to its chemical stability and compatibility with a wide range of formulations, Benzophenone-12 is also found in various adhesives, sealants, and plasticizers, where it helps maintain product integrity during storage and use.
Its presence reduces the risk of UV-induced chemical changes that could otherwise compromise adhesion, flexibility, or performance.
Benzophenone-12 contributes to the manufacture of advanced materials and composites, where controlled UV stabilization is necessary to meet rigorous performance standards.
Researchers and manufacturers leverage its properties to develop products with tailored resistance to environmental stressors, especially for applications requiring long-term outdoor exposure.
Benzophenone-12 span multiple industries and include skin protection in cosmetics, photostabilization of plastics and polymers, UV protection in coatings and inks, durability enhancement in textiles, and stabilization in adhesives and specialty materials.
Benzophenone-12s broad effectiveness in absorbing harmful ultraviolet radiation helps improve product safety, longevity, and overall quality in diverse commercial and industrial applications.
Safety Profile:
Benzophenone-12, while widely used for its UV-absorbing properties, presents several hazards that require careful handling and consideration to ensure safety for users and the environment.
One of the primary concerns with this compound is its potential to cause skin irritation and sensitization upon prolonged or repeated exposure, meaning that it can provoke allergic reactions or dermatitis in sensitive individuals, especially when applied in high concentrations or left on the skin for extended periods.
Therefore, cosmetic formulations containing Benzophenone-12 are usually regulated to maintain safe concentration limits to minimize such risks.
In addition to skin-related effects, Benzophenone-12 may also cause eye irritation if it comes into direct contact with the eyes, leading to redness, pain, and discomfort, which necessitates the use of proper protective equipment such as goggles when handling the pure chemical in industrial or laboratory settings.
Although it is not typically considered highly toxic, inhalation of dust or aerosols containing Benzophenone-12 could irritate the respiratory tract, causing coughing, sneezing, or throat discomfort, particularly in occupational environments where exposure levels may be higher than in consumer use.
From a broader health perspective, some studies have raised concerns about the potential endocrine-disrupting effects of certain benzophenone derivatives, including Benzophenone-12, based on laboratory research indicating possible interference with hormonal systems in animals.
However, conclusive evidence in humans remains limited, and regulatory authorities continue to evaluate and monitor the safety profiles of these compounds, often imposing restrictions or recommending maximum allowable concentrations to ensure consumer safety.
