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Stearamidopropyl dimethylamine is an ingredient in some types of hair conditioner.
Stearamidopropyl dimethylamine has antistatic, emulsifying, hair conditioning, and surfactant properties.
Stearamidopropyl dimethylamine is water soluble, readily biodegradable, and mildly toxic to aquatic life.
CAS Number: 7651-02-7
Molecular Formula: C23H48N2O
Molecular Weight: 368.64
EINECS Number: 231-609-1
Synonyms:Stearamidopropyl dimethylamine, N-[3-(Dimethylamino)propyl]octadecanamide, Octadecanamide, N-[3-(dimethylamino)propyl]-, incromine sd, K7VEI00UFR, Dimethylaminopropyl stearamide, Mackine 301, NSC-86167, JEECHEM S-13, TEGO AMID S 18, TEGO AMID S-18, DTXSID9064762, Octadecanamide, N-(3-(dimethylamino)propyl)-, N-(3-(Dimethylamino)propyl)octadecanamide, DMAPODA, RefChem:185395, DTXCID8047896, 231-609-1, N-[3-(Dimethylamino)propyl]stearamide, Lexamine S 13, N-(3-(Dimethylamino)propyl)stearamide, Tegamine S 13, Stearamidopropyldimethylamine, Stearic 3-dimethylaminopropylamide, Octadecanoylamidopropyldimethylamine, N-(3-Dimethylamidopropyl)stearamide, N-(3-Dimethylaminopropyl)octadecamide, Stearic acid, 3-dimethylaminopropylamide, N,N-Dimethyl-N-(3-stearamidopropyl)amine, N,N-Dimethyl-3-octadecanoylaminopropylamine, UNII-K7VEI00UFR, SCHEMBL23353, N-Dimethylaminopropylstearamide, NSC86167, EINECS 231-609-1, NSC 86167, AKOS024429065, N-stearoylaminopropyl-N,N-dimethylamine, DB-221873, NS00003937, EC 231-609-1, N-octadecanoyl-N',N'-dimethyl-1,3-diaminopropane, Q7605502, dimethylaminopropylstearamide, N-(3-Dimethylamidopropyl)stearamide, N-(3-Dimethylaminopropyl)octadecamide, n-[3-(dimethylamino)propyl]-octadecanamid, N-[3-(dimethylamino)propyl]-Octadecanamide, N-Dimethylaminopropylstearamide, Stearamidepropyl Dimethylamine, Octadecanamide,N-[3-(dimethylamino)propyl]-
Stearamidopropyl dimethylamine is an emulsifier and a surfactant with cleansing properties which is commonly used in hair care products to condition and improve the appearance of hair.
It was introduced as a replacement to silicones since they are not easily broken down, and this compound is biodegradable.
It appears as a yellowish, waxy flake.
Stearamidepropyl Dimethylamine is a cationic surfactant.
At room temperature, it appears as white to pale yellow flakes or waxy solids.
Stearamidopropyl dimethylamine has excellent emulsifying and thickening properties and can be compatible with a variety of cosmetic raw materials, playing an important role in cosmetic formulations.
Stearamidopropyl dimethylamine is a synthetic cationic surfactant and conditioning agent widely used in personal care, cosmetics, and textile applications.
Chemically, it belongs to the class of fatty amides with a tertiary amine functional group, and its structure consists of a long-chain fatty acid derived from stearic acid linked to a dimethylaminopropyl group.
This unique molecular configuration gives it both hydrophobic and hydrophilic properties, meaning the long hydrocarbon tail interacts with lipids and the polar amine group can interact with water or negatively charged surfaces.
Stearamidopropyl dimethylamine is a lipid-based conditioning agent.
Stearamidopropyl Dimethylamine is a popular cosmetic ingredient often used in shampoos, conditioners, and other hair care products.
Stearamidopropyl dimethylamine acts as an emollient and conditioning agent, helping hair become softer, more manageable, and giving it a healthy appearance.
This ingredient, with the chemical formula C20H42N2, is a synthetic substance derived from palm oil or fatty acids, making it friendly to both our hair and the environment.
Stearamidopropyl Dimethylamine not only reduces static electricity in hair but also provides long-lasting hydration, which is especially important for dry or damaged strands.
Due to these properties, it becomes an integral component of modern hair care products, opening the door to healthier and more beautiful hair.
Stearamidopropyl dimethylamine is a refined bio based saturated primary amide Stearamidopropyl dimethylamine stearate which acts as an antiblocking agent for polyolefins, reducing the tendency of layers of films to stick together.
Stearamidopropyl dimethylamine is used as solubilizers in multiple applications and is derived from naturally occurring vegetable oils.
Stearamidopropyl dimethylamine, also known as stearic acid amide, is a saturated fatty acid amide derived from stearic acid.
Stearamidopropyl dimethylamine is a white, wax-like solid that is odorless and tasteless.
Stearamidopropyl dimethylamineis a versatile chemical that is used in a variety of applications, including as an emulsifier, plasticizer, lubricant, and surfactant.
Stearamidopropyl dimethylamine is also used in the production of cosmetics, pharmaceuticals, and food products.
Stearamidopropyl dimethylamine is known to be non-toxic, non-irritating, and non-allergenic, making it an ideal choice for many applications.
Stearamidopropyl dimethylamine works by forming hydrogen bonds with water molecules.
The hydrogen bonds between the stearamide molecules and the water molecules create a strong hydrophobic barrier, which prevents the water molecules from interacting with other molecules in the solution.
This hydrophobic barrier is what makes stearamide an effective emulsifier, plasticizer, and surfactant.
Stearamidopropyl dimethylamine is a drug that belongs to the class of thermodynamic data drugs.
Stearamidopropyl dimethylamine has been shown to be a selective inhibitor of the Toll-like receptor, which is a type of protein found on the surface of cells in mammals and other animals.
Stearamidopropyl dimethylamine has been shown to have no significant drug interactions.
Stearamidopropyl dimethylamine is used as an immunosuppressant in bowel disease and as an antidiabetic agent in animal models.
Stearamidopropyl dimethylamine is a kind of amine compound, applicable in hair & cream product as a cationic conditioner.
It can reduce static upon hair under acid conditions, and can be used as antistatic agent in hair care products.
Bio Conditioner is a blend of three ingredients: cetearyl alcohol, stearamidopropyl dimethylamine, and lactic acid.
Cetearyl alcohol: a fatty thickener that boosts the viscosity and improves the stability of emulsions.
Stearamidopropyl Dimethylamine: a plant-derived cationic (conditioning) emulsifier. You can find it used in shampoos, conditioners, hair masks, and other haircare products.
Stearamidopropyl dimethylamine needs to be neutralized with an acid in order to emulsify & condition, and that’s already been done for us with the inclusion of lactic acid.
Stearamidopropyl dimethylamine that has been neutralized with lactic acid; it is the lactate salt form of stearamidopropyl dimethylamine.
Melting point : 49–50 °C
Boiling point : 208–215 °C (1–2 Torr)
Density : 0.874 ± 0.06 g/cm³ (Predicted)
Vapor pressure : 0 Pa at 20 °C
Solubility : 151 g/L in organic solvents at 20 °C
pKa : 16.29 ± 0.46 (Predicted)
Odor : Bland (at 100%)
Water Solubility : 10 mg/L at 20 °C
InChI : InChI=1S/C23H48N2O/c1-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-20-23(26)24-21-19-22-25(2)3/h4-22H2,1-3H3,(H,24,26)
InChIKey : WWVIUVHFPSALDO-UHFFFAOYSA-N
SMILES : C(NCCCN(C)C)(=O)CCCCCCCCCCCCCCCCC
LogP : 2.01 at 20 °C
Stearamidopropyl Dimethylamine is a multifunctional ingredient, a hair-conditioning agent, thickener, and emollient that appears as white to yellowish flakes.
Incorporated in hair care applications, it improves wet and dry combing, polishes hair shine, reduces hair frizzy, and provides volume.
Ideal ingredient for stable and prosperous creamy formulations, Stearamidopropyl Dimethylamine is compatible with anionic surfactants, provides a superior antistatic effect, and is effective with other quaternary salts.
After neutralization with an acid, it is an effective conditioning agent and can deliver a highly viscous conditioning system with good stability under high and freeze temperatures.
In hair cleansing applications, Stearamidopropyl Dimethylamine is compatible with some anionic surfactants and increases viscosity.
Stearamidopropyl dimethylamine improves the wet feeling and conditioning effects of shampoo, as well.
In coloration products, Stearamidopropyl Dimethylamine contributes as an emulsifier or thicker.
Improving the sensory profile of hair conditioning products, Stearamidopropyl Dimethylamine delivers better smoothness and combing performance in the case of dry hair.
Stearamidopropyl dimethylamine is a safe, effective, and readily biodegradable ingredient.
The cationic nature of the dimethylamino group allows it to bind strongly to negatively charged surfaces, such as hair fibers, skin, or textile fibers.
This property makes Stearamidopropyl dimethylamine highly effective as a hair conditioning agent, where it helps smooth the hair cuticle, reduce static electricity, improve combability, and increase softness and shine.
In addition, it forms a thin protective film over the hair shaft, which can reduce mechanical damage caused by brushing, heat styling, or environmental stressors.
In the cosmetic industry, Stearamidopropyl dimethylamine is often included in shampoos, conditioners, hair masks, hair treatments, and styling products, typically in low concentrations, to provide conditioning and anti-static effects without weighing the hair down.
Stearamidopropyl dimethylamine can also act as a secondary emulsifier in formulations, helping to stabilize oil-in-water emulsions and improve the texture and spreadability of creams or lotions.
Stearamidopropyl dimethylamine is used in textile softeners and fabric treatments, where its cationic properties allow it to bind to negatively charged fibers, lubricate the surface, and provide a soft, smooth feel.
Stearamidopropyl dimethylamine is also sometimes used as a dispersant or stabilizer in industrial or cosmetic formulations.
Stearamidopropyl dimethylamine is a fatty amide of stearic acid.
Stearamidopropyl dimethylamine has a role as a metabolite.
Stearamidopropyl dimethylamine stearate derives from an octadecanoic acid.
Stearamidopropyl dimethylamine reduces the blocking force making it a good anti-blocking agent for polyolefins.
Stearamidopropyl dimethylamine is used as a cell size regulator in polyolefins foam production.
Stearamidopropyl dimethylamine is used as a lubricant in Synthetic rubbers, PS, PVC, Cellulose -acetate, Phenolic, Amino resins, reducing the adhesion.
Stearamidopropyl dimethylamine was one of the first sensitizers used in thermal paper.
Nowadays its low cost makes Stearamidopropyl dimethylamine attractive as a supplementary sensitizer, i.e. used in combination with other sensitizer.
Available in different types with varying C-18 content from 50% up to 90%.
Stearamidopropyl dimethylamine is used as slip additives effectively reduce co-efficient of friction on film surface and are used as slip, anti-block and mould release agents.
Stearamidopropyl dimethylamine is used in a variety of scientific research applications.
Stearamidopropyl dimethylamine is often used as an emulsifier, plasticizer, and surfactant in cosmetics, pharmaceuticals, and food products.
Stearamidopropyl dimethylamine is also used in the production of polymers, such as polyurethane, polyethylene, and polypropylene.
Stearamidopropyl dimethylamine is also used in the synthesis of detergents, lubricants, and surfactants.
Additionally, Stearamidopropyl dimethylamine is used in the synthesis of polyamides, which are used in the production of nylon.
Uses Of Stearamidopropyl dimethylamine:
The most prominent use of Stearamidopropyl dimethylamine is in hair care products such as shampoos, conditioners, hair masks, and styling formulations.
In these applications, the molecule binds to the negatively charged hair cuticle, which allows it to smooth the hair surface, reduce static electricity, improve wet and dry combability, and impart shine and softness.
Stearamidopropyl dimethylamine also forms a thin protective film around the hair shaft, helping to prevent mechanical damage from brushing, heat styling, or environmental stress, making hair easier to manage and giving it a healthier appearance.
Beyond hair care, it is used in body washes, lotions, creams, and facial formulations to enhance skin feel, improve texture, and reduce tackiness or dryness.
Its ability to act as a secondary emulsifier also helps stabilize oil-in-water emulsions, ensuring smooth, uniform, and stable cosmetic products.
In the textile industry, Stearamidopropyl dimethylamine is incorporated into fabric softeners and textile finishing agents.
Its cationic amine group binds to negatively charged textile fibers, while the long hydrocarbon tail provides lubrication, which softens the fabric, reduces friction, minimizes static build-up, and enhances drape and smoothness.
This improves the hand feel of clothing, towels, and other fabrics and prolongs the life of the textile by reducing fiber damage.
Stearamidopropyl dimethylamine can also act as a dispersant or emulsifier in both personal care and industrial formulations.
Stearamidopropyl dimethylamine helps stabilize oil-in-water emulsions, disperse pigments, or improve miscibility of hydrophobic and hydrophilic components, making it valuable in creams, lotions, color cosmetics, and certain industrial products.
In advanced hair care systems, it is used in combination with other conditioning polymers, silicones, or proteins to enhance long-lasting softness, anti-frizz effects, and manageability.
Because it is cationic, it preferentially binds to damaged or chemically treated hair, providing targeted conditioning where it is most needed.
Though less common, Stearamidopropyl dimethylamine may also be included in antimicrobial hair or skin formulations, detergent or cleansing products, and experimental cosmetic delivery systems, where its amphiphilic properties aid in solubilizing active ingredients and enhancing their adherence to surfaces.
Stearamidopropyl dimethylamine is primarily valued for its cationic, amphiphilic structure, which allows it to condition, soften, and protect hair and fabrics, reduce static, stabilize emulsions, and improve product texture and feel.
Its uses span hair care, skin care, textile treatment, emulsification, and dispersing applications, making it a versatile ingredient in both cosmetic and industrial formulations.
Stearamidopropyl dimethylamine has a wide range of uses across personal care, cosmetic, and textile industries, primarily due to its cationic nature, surface activity, and amphiphilic structure, which allows it to interact with both hydrophobic and hydrophilic surfaces.
Safety Profile Of Stearamidopropyl dimethylamine:
Stearamidopropyl dimethylamine is considered low in toxicity, but like other cationic surfactants, it can cause mild skin or eye irritation in concentrated forms.
It may also have aquatic toxicity at high concentrations, so formulations and industrial waste are managed accordingly. Allergic reactions are rare but possible in sensitive individuals.
Although it is widely used in cosmetics, Stearamidopropyl dimethylamine can cause mild to moderate skin or eye irritation if it comes into contact in high concentrations or prolonged exposure.
This is mainly due to its cationic amine group, which can interact with skin proteins, potentially leading to redness, itching, or stinging in sensitive individuals.
Cosmetic products are typically formulated to keep concentrations low to minimize these effects.
Allergic reactions to Stearamidopropyl dimethylamine are rare, but in some sensitive individuals, it can trigger contact dermatitis or mild hypersensitivity, especially with repeated or prolonged exposure.
Patch testing is sometimes recommended in formulations intended for sensitive skin.
As a cationic surfactant, Stearamidopropyl dimethylamine can be toxic to aquatic organisms at high concentrations.
Stearamidopropyl dimethylamine is important that wastewater from industrial use is properly treated to prevent environmental accumulation and harm to aquatic life.
