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Behenoyl PG-Trimonium Chloride is an environmentally friendly cationic surfactant used as conditioning agent.
Behenoyl PG-Trimonium Chloride provides smoothness, shine and anti-static properties to the hair, making easy to comb it.
Behenoyl PG-Trimonium Chloride doesn't present cumulative effect.
CAS Number: 69537-38-8
Molecular Formula: C28H58ClNO3
Molecular Weight: 492.23
EINECS Number: 274-033-6
Synonyms: Behenoyl PG-trimonium chloride, 69537-38-8, UNII-79O72LEW2A, 79O72LEW2A, EINECS 274-033-6, AKYPOQUAT 131, QUARTAMIN BTC 131, (3-Behenoyloxy-2-hydroxypropyl)trimethyl ammonium chloride, (3-BEHENOYLOXY-2-HYDROXYPROPYL)TRIMETHYLAMMONIUM CHLORIDE, 1-Propanaminium, 2-hydroxy-N,N,N-trimethyl-3-[(1-oxodocosyl)oxy]-, chloride, 1-PROPANAMINIUM, 2-HYDROXY-N,N,N-TRIMETHYL-3-((1-OXODOCOSYL)OXY)-, CHLORIDE, 1-PROPANAMINIUM, 2-HYDROXY-N,N,N-TRIMETHYL-3-((1-OXODOCOSYL)OXY)-, CHLORIDE (1:1), 1-Propanaminium, 2-hydroxy-N,N,N-trimethyl-3-[(1-oxodocosyl)oxy]-, chloride (1:1), (+-)-BEHENOYL PG-TRIMONIUM CHLORIDE, BEHENOYL PG-TRIMONIUM CHLORIDE [INCI], BEHENOYL PG-TRIMONIUM CHLORIDE, (+-)-, 274-033-6, 2-HYDROXY-3-[(1-OXODOCOSYL)OXY]PROPYLTRIMETHYLAMMONIUM CHLORIDE, (3-docosanoyloxy-2-hydroxypropyl)-trimethylazanium, chloride, 2-Hydroxy-3-((1-oxodocosyl)oxy)propyltrimethylammonium chloride, SCHEMBL4615569, DTXSID00989508, GGFDFNHQSGONII-UHFFFAOYSA-M, NS00013394, NS00090753, (+/-)-BEHENOYL PG-TRIMONIUM CHLORIDE, BEHENOYL PG-TRIMONIUM CHLORIDE, (+/-)-, Q27266769, 3-(Docosanoyloxy)-2-hydroxy-N,N,N-trimethylpropan-1-aminium chloride, 2-hydroxy-3-[(1-oxodocosyl)oxy]propyltrimethylammonium chloride, 1-Propanaminium, 2-hydroxy-N,N,N-trimethyl-3-(1-oxodocosyl)oxy-, chloride, QUARTAMIN(R)BTC131, 2-Hydroxy-3-[(1-oxodocosyl)oxy]propyltrimethylammoniumchlorid, BEHENOYL PG-TRIMONIUM CHLORIDE, (3-docosanoyloxy-2-hydroxypropyl)-trimethylazanium,chloride
Behenoyl PG-Trimonium Chloride a derivative of behenic acid acts as an antistatic agent in cosmetic products (reduces static charges on the hair surface which are generated e.g. during combing)
Behenoyl PG-Trimonium Chloride is a multifunctional ingredient valued for its conditioning, anti-static, and emulsifying capabilities, making it a popular choice in modern hair and skin care products.
Behenoyl PG-Trimonium Chloride is a quaternary ammonium compound that is primarily used in cosmetic and personal care products, especially in hair conditioners, creams, and lotions.
Behenoyl PG-Trimonium Chloride is derived from behenic acid, a long-chain fatty acid obtained from natural sources like moringa or rapeseed oil, and is chemically combined with propylene glycol and trimethyl ammonium chloride, giving it both conditioning and emulsifying properties.
This ingredient functions as a hair conditioning agent, meaning it helps to improve the texture, smoothness, and manageability of hair by reducing static and frizz.
Behenoyl PG-Trimonium Chloride works by depositing a thin, conditioning film on the surface of the hair shaft, which smooths the cuticle and enhances softness and shine.
Because of its cationic (positively charged) nature, Behenoyl PG-Trimonium Chloride has a strong affinity for negatively charged damaged hair fibers, allowing it to remain on the hair even after rinsing.
Behenoyl PG-Trimonium Chloride, also known as 2-hydroxy-3-((1-oxodocosyl)oxy)propyltrimethylammonium chloride, is a chemical compound with the UNII (Unique Ingredient Identifier) code UNII-79O72LEW2A.
Behenoyl PG-Trimonium Chloride is utilized in various applications, including cosmetics and pharmaceuticals, due to its surfactant and emulsifying properties.
Behenoyl PG-Trimonium Chloride is a quaternary ammonium compound, which includes a behenoyl group (derived from behenic acid, a 22-carbon saturated fatty acid) attached to a propylene glycol backbone, further modified with a trimethylammonium chloride moiety.
The presence of both hydrophilic (water-attracting) and hydrophobic (water-repelling) parts in its structure allows it to interact with and stabilize mixtures of water and oils, making it an effective emulsifier.
Behenoyl PG-Trimonium Chloride acts as an emulsifier, helping to stabilize oil-in-water formulations in creams and lotions, ensuring a smooth and uniform product texture.
It is typically found in leave-in conditioners, rinse-off conditioners, and skin care formulations intended to offer both conditioning and moisturizing benefits.
Behenoyl PG-Trimonium Chloride is a synthetic quaternary ammonium compound commonly used in the formulation of cosmetic and personal care products, particularly in hair conditioners, hair masks, leave-in treatments, and occasionally in skin creams and emulsions.
Behenoyl PG-Trimonium Chloride is synthesized by combining behenic acid (a long-chain saturated fatty acid derived from natural oils such as moringa oil or rapeseed oil) with propylene glycol (PG) and a trimethyl quaternary ammonium salt, resulting in a cationic surfactant with both lipophilic (oil-attracting) and hydrophilic (water-attracting) characteristics.
Due to its long fatty acid chain (22 carbon atoms), Behenoyl PG-Trimonium Chloride forms a conditioning layer on the surface of hair fibers, which helps to reduce friction, smooth the cuticle, and enhance detangling, especially in damaged or chemically treated hair.
Its positive charge enables it to bind effectively to the negatively charged sites on the hair and skin, allowing it to remain on the surface even after rinsing, which provides a long-lasting conditioning effect.
Behenoyl PG-Trimonium Chloride belongs to the family of quaternary ammonium surfactants, which are compounds that carry a permanent positive charge on their nitrogen atom.
In its molecular structure, the behenoyl group (C22 fatty acid chain) provides a long hydrophobic tail, while the propylene glycol backbone adds flexibility and water compatibility.
This structure allows it to act both as a conditioning agent and a co-emulsifier, meaning it not only conditions the hair or skin but also helps to stabilize mixtures of oil and water in emulsions.
This dual-functionality makes the compound ideal for use in multiphase systems such as creamy conditioners, deep repair masks, and high-performance emulsions for skin or hair.
Its presence improves the viscosity, spreadability, and stability of such formulations while delivering surface-active benefits like smoothing, detangling, and antistatic effects.
LogP: 6.942 (est)
EWG's Food Scores: 1
In addition to conditioning, it also serves as a mild emulsifier and surfactant, meaning it helps to blend oil and water-based components in cosmetic formulations, improving the overall texture, spreadability, and stability of the product.
Behenoyl PG-Trimonium Chloride contributes to a creamy and rich feel, which is particularly beneficial in luxury skin and hair treatments.
From a formulation perspective, it is valued for being non-greasy, non-irritating, and suitable for use in leave-on as well as rinse-off applications.
Because of its mildness, it is often included in products aimed at sensitive scalps or dry, brittle hair, as it provides moisture retention and cuticle protection without weighing the hair down.
In summary, Behenoyl PG-Trimonium Chloride is a versatile, conditioning agent that combines the benefits of a fatty acid and a quaternary ammonium compound, making it ideal for enhancing the feel, manageability, and health of both hair and skin, while also supporting the formulation stability and luxurious texture of modern personal care products.
In hair care, Behenoyl PG-Trimonium Chloride is especially beneficial for dry, coarse, curly, color-treated, or chemically processed hair.
The long fatty chain helps restore softness and shine, while its cationic charge neutralizes the static electricity that causes frizz.
Behenoyl PG-Trimonium Chloride creates a thin, invisible film that coats each hair strand, offering protection against mechanical damage from brushing or styling, as well as thermal protection from blow-drying or flat ironing.
Compared to lighter conditioning agents, it provides a richer and more velvety conditioning feel without being greasy.
This makes it suitable for premium hair treatments and color-protect formulas, where both performance and sensorial quality are prioritized.
Although more commonly found in hair products, Behenoyl PG-Trimonium Chloride is sometimes used in creams, lotions, or body butters, particularly where conditioning and emulsifying properties are both desired. On the skin, it contributes to a soft, silky, non-tacky feel, often described as “dry smoothness.”
Behenoyl PG-Trimonium Chloride can improve the absorption and glide of heavier emollients, making the product easier to spread and more pleasant to apply.
Its cationic nature also allows it to deposit effectively on the skin surface, which helps deliver and retain moisturizing agents, especially in rinse-off body products like in-shower moisturizers or wash-off facial masks.
Behenoyl PG-Trimonium Chloride is generally used in concentrations of around 0.5% to 3%, depending on the desired effect and type of formulation.
Behenoyl PG-Trimonium Chloride is compatible with a wide range of other ingredients, including nonionic and amphoteric surfactants, oils, fatty alcohols, and silicones.
However, like most cationic compounds, it may be incompatible with strong anionic surfactants, which can reduce its efficacy or cause instability.
Formulators also appreciate it for its mildness—it is considered non-sensitizing and non-irritating under normal use conditions, making it suitable for daily-use products and sensitive formulas.
Behenoyl PG-Trimonium Chloride can withstand a broad pH range (typically 4 to 8) and remains stable under heat, which is important for emulsification processes.
While it shares some similarities with Behentrimonium Chloride, which is another conditioning agent derived from behenic acid, Behenoyl PG-Trimonium Chloride tends to offer greater formulation flexibility, due to the presence of the propylene glycol group, which enhances water compatibility and emulsification.
Behenoyl PG-Trimonium Chloride may also provide a less waxy and more elegant sensory profile, making it favorable in lightweight or premium formulations.
Behenoyl PG-Trimonium Chloride is approved for cosmetic use in many regions, including the EU, US, and Japan, and is generally regarded as safe when used within recommended concentration limits.
The Cosmetic Ingredient Review (CIR) and European SCCS have not flagged it for any major toxicity concerns, and it has a low risk of bioaccumulation due to its molecular size and structure.
That said, like all quaternary ammonium compounds, it should be used at appropriate levels and tested for skin and eye irritation during formulation development.
Its environmental profile is considered moderate, and formulators are encouraged to balance performance with eco-conscious choices, especially for rinse-off products.
Behenoyl PG-Trimonium Chloride protected from sunlight or heat, do not expose to moisture The product has a minimum shelf life of 2 years from the date of manufacture.
Uses:
Behenoyl PG-Trimonium Chloride is used in the formulation of various personal care products, such as conditioners, shampoos, and creams, where it acts as a conditioner, improving the texture and manageability of hair, and as an emollient and moisturizer in skin care products.
Behenoyl PG-Trimonium Chlorides emulsifying properties make it useful in the preparation of pharmaceutical formulations, especially for topical applications, enhancing the delivery and bioavailability of active ingredients.
Behenoyl PG-Trimonium Chloride is primarily used in cosmetic and personal care formulations where it serves as a conditioning agent, antistatic agent, and co-emulsifier, especially in products designed for hair and skin.
Its most common use is in hair conditioners, hair masks, and leave-in treatments, where it helps to improve hair manageability, reduce frizz, enhance softness, and restore shine by forming a lightweight, conditioning layer on the hair shaft that smooths the cuticle and seals in moisture.
Behenoyl PG-Trimonium Chloride is also used in detangling sprays and anti-breakage treatments, where its cationic (positively charged) structure allows it to bind strongly to the negatively charged, damaged areas of hair, offering long-lasting conditioning that remains even after rinsing.
This makes it particularly effective for dry, coarse, chemically treated, or curly hair types, where additional moisturization and smoothing are needed to restore flexibility and health.
In addition to hair care, it can be found in certain skin care products, such as creams, body butters, and emulsions, where it functions both as a mild emulsifier and a conditioning agent, giving the final product a silky, non-greasy texture that spreads easily and absorbs smoothly into the skin.
When used in skin care, it enhances the feel and performance of moisturizing ingredients, making the skin feel soft, hydrated, and smooth without a heavy or sticky residue.
Furthermore, Behenoyl PG-Trimonium Chloride is used in premium or professional-grade hair products, including color-protecting conditioners, salon masks, smoothing treatments, and deep-repair formulas, where a high-performance conditioning effect is required alongside a luxurious sensory experience.
Because it helps reduce static electricity and flyaways, it is also valuable in anti-frizz formulations and heat protection sprays, where it contributes to sleeker, shinier, and more manageable hairstyles even under high humidity or after heat styling.
In rinse-off systems such as 2-in-1 shampoos or in-shower body lotions, it allows conditioning benefits to be delivered quickly and efficiently, while in leave-on applications, it provides a film-forming and moisture-retaining effect that lasts throughout the day.
Behenoyl PG-Trimonium Chloride is chosen by formulators not only for its technical functionality but also for the luxurious, smooth feel it imparts to products — an increasingly important quality in today’s consumer-driven beauty markets.
In both skin and hair formulations, Behenoyl PG-Trimonium Chloride is also appreciated for its ability to act as a co-emulsifier, which helps stabilize oil-in-water emulsions and create rich, creamy product textures.
By improving the compatibility of water-soluble and oil-soluble ingredients, it helps to ensure a smooth, homogenous consistency that remains stable over time, even under varying storage conditions or temperature fluctuations.
Formulators often choose it not only for its active performance benefits, but also for the way it improves the sensorial qualities of a formulation — such as giving lotions a silky slip, making conditioners feel creamy yet easy to rinse, and allowing leave-in products to spread evenly without clumping or greasiness.
Behenoyl PG-Trimonium Chloride is most widely used in hair care products, particularly in conditioners, deep treatment masks, detangling sprays, and leave-in creams, where it functions as a powerful conditioning agent that improves the smoothness, softness, and manageability of hair.
Its long fatty acid chain, derived from behenic acid, forms a moisturizing layer over the hair strand, which helps to lock in hydration, repair damaged cuticles, and prevent breakage caused by brushing, styling, or exposure to heat tools like flat irons and blow dryers.
Because of its cationic nature, the ingredient is particularly effective at targeting and binding to negatively charged, damaged areas of the hair, making it ideal for people who have color-treated, bleached, relaxed, permed, or heat-damaged hair.
Behenoyl PG-Trimonium Chloride is commonly used in products designed to restore the health and texture of over-processed hair, as it helps rebuild the hair’s protective surface, resulting in smoother, shinier, and more resilient hair over time.
Behenoyl PG-Trimonium Chloride is also found in anti-frizz formulas and smoothing systems, especially those used in humid climates, because it helps form a lightweight, invisible barrier that resists moisture penetration from the air, thereby preventing puffiness, frizz, and flyaways throughout the day.
Behenoyl PG-Trimonium Chloride enhances the performance of other conditioning agents and can work in synergy with silicones or plant oils to deliver multi-layered protection and shine enhancement.
Although less commonly used in skin care compared to hair care, Behenoyl PG-Trimonium Chloride does appear in certain skin moisturizers, body lotions, cleansing creams, and in-shower body conditioners, where it acts as both a conditioning agent and a co-emulsifier.
In these products, it helps create a smooth, uniform cream texture that spreads easily across the skin, providing a non-sticky, velvety finish that feels luxurious and light.
When used in rinse-off body care—such as shower creams or moisturizing body washes—it deposits a thin layer on the skin that helps reduce transepidermal water loss (TEWL), resulting in softer, more hydrated skin even after towel drying.
Behenoyl PG-Trimonium Chloride is often selected for sensitive-skin formulations because of its mildness and low irritation potential, making it suitable for daily-use products intended to maintain the skin’s natural barrier.
Because of its sensory appeal and high conditioning efficacy, Behenoyl PG-Trimonium Chloride is frequently included in salon-grade and luxury beauty products, particularly those marketed for intensive repair, moisture retention, or anti-aging effects on hair and skin.
Behenoyl PG-Trimonium Chloride may be combined with plant oils, ceramides, proteins, or panthenol to create multifunctional formulas that deliver visible improvements in texture, softness, and hydration levels after just a few uses.
Additionally, Behenoyl PG-Trimonium Chloride is used in heat-protection sprays and blow-dry primers, where it helps coat the hair strands and reduce thermal damage by acting as a protective barrier against direct heat.
Its performance in reducing friction also makes it suitable for products that aim to minimize split ends and mechanical breakage, especially in styling aids or post-wash conditioning sprays.
Safety Profile:
Behenoyl PG-Trimonium Chloride is generally considered to be safe for use in cosmetic and personal care products when formulated at appropriate concentrations and used under typical conditions.
Behenoyl PG-Trimonium Chloride has a low acute toxicity profile and is not classified as a hazardous chemical under most cosmetic regulations, including those in the United States (FDA), European Union (EU Cosmetic Regulation), and Japan.
However, like many quaternary ammonium compounds, it is not entirely without potential risks, especially if used improperly, in excessive concentrations, or in industrial-grade applications.
In finished cosmetic products, Behenoyl PG-Trimonium Chloride is usually present at low concentrations (typically 0.5% to 3%), which are generally well tolerated by the skin. However, at higher concentrations or in pure form, it can act as a mild to moderate irritant, particularly to the eyes and mucous membranes.
Direct contact with the undiluted ingredient may cause redness, stinging, or burning sensations, especially in sensitive areas like the eyes or broken skin.
Some users with sensitive or reactive skin types may experience contact irritation, especially if the product is not rinsed off thoroughly or is applied too frequently.
While Behenoyl PG-Trimonium Chloride is not among the most common allergens in cosmetics, rare cases of allergic contact dermatitis may still occur, particularly in individuals prone to sensitivity to quats (quaternary ammonium compounds).
In its raw, powdered, or highly concentrated form, Behenoyl PG-Trimonium Chloride may pose a hazard if inhaled, especially in manufacturing settings where the ingredient is handled in bulk quantities without proper protective equipment.
Although this risk is not relevant to consumers, it is important for industrial workers and formulators to follow occupational health guidelines, including the use of dust masks, gloves, and ventilation systems to minimize respiratory or dermal exposure.
