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Benzethonium Chloride CAS 121-54-0 - High-Quality Chemical from China Suppliers and Factory
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Chemical Name: Benzethonium chloride
CAS No.: 121-54-0
Molecular Formula: C27H42ClNO2
Molecular Structure:
Molecular Weight: 448.08
Appearance: White fine powder or crystals
Sample: Free samples are available for testing
Melting Point: 162-164 ° C (lit.)
Boiling Point: 162 ℃ [at 101 325 Pa]
Density: 0.998 g/mL at 20 ° C
As a leading supplier from China, we provide high-quality Benzethonium chloride from our state-of-the-art factory. This versatile chemical compound is widely used in various applications, ensuring reliability and effectiveness. Our commitment to excellence guarantees that you receive only the best products. Contact us today for your free sample and experience the quality of our offerings.
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Typical Properties
| Item | Specifications |
| Appearance | White fine powder or crystals |
| Identification | A white precipitate, which is insoluble in 2N nitric acid but soluble in 6N ammonium hydroxide |
| Assay | 97~103% |
| Melting range | 158~163℃ |
| Loss on drying | 0.5% max |
| pH | 5~6.5 |
| Residue on ignition | 0.1% max |
Benzethonium Chloride is a broad-spectrum, highly efficient, low-irritation, and stable quaternary ammonium cationic surfactant. Combining the triple functions of germicidal, preservative, and surfactant properties, it is widely used in pharmaceuticals, daily chemicals, disinfection, and personal care, serving as a core raw material for high-end disinfection and preservation systems.
Product Advantages
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Broad-Spectrum & High Efficiency
Effective against Gram-positive/negative bacteria, fungi, and enveloped viruses, providing long-lasting bacteriostasis for 4–8 hours.
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Low Irritation & High Safety
Significantly less irritating to the skin than Benzalkonium Chloride; mucosal-friendly and compliant with pharmacopoeia and cosmetic standards.
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Excellent Stability
Strong formulation compatibility, resistant to decomposition, long shelf life, and suitable for various dosage forms.
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Multifunctional
Combines germicidal, preservative, and surfactant properties in one, simplifying formulations and reducing costs.
Application Areas
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Medicine & Healthcare
- Disinfection: Skin and mucous membrane disinfectants, surgical instrument disinfection, wound cleansing solutions.
- Preservation & Sterilization: Preservatives and bactericides for eye drops, oral rinses (mouthwashes), and feminine hygiene washes.
- Antibacterial Treatment: Used for antibacterial treatment of medical wipes, tampons, and dressings.
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Daily Chemicals & Cosmetics (Core Application)
- Preservative Standards: ≤0.1% for leave-on products, ≤0.2% for rinse-off products (according to Chinese regulations).
- Hygiene Products: Facial cleansers, body washes, hand soaps, wet wipes, mouthwashes, and toothpaste.
- Skincare & Haircare: Preservation and antibacterial protection for lotions, creams, serums, and hair care products.
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Personal Care & Household
- Personal Care: Baby wipes, feminine care washes, pet cleaning and disinfection.
- Home Care: Household surface disinfection, fabric antimicrobial treatment, and air fresheners.
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Industrial & Others
- Industrial Processing: Antimicrobial finishing for textile printing and dyeing, leather preservation, and water treatment bacteriostasis.
- Food & Raw Materials: Cleaning of food processing equipment and preservation of cosmetic raw materials.
Package & Storage
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Package
1kg/aluminum foil bag, 25kg/cardboard drum
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Storage
Store in a cool, dry, and dark place, sealed
Frequently Asked Questions
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What is Benzethonium Chloride and what is it used for?Benzethonium Chloride is a quaternary ammonium cationic surfactant known for its broad-spectrum antimicrobial activity. It is widely used as a germicide, preservative, and surfactant in pharmaceuticals, cosmetics, personal care products, and industrial applications.
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Is Benzethonium Chloride safe for use on skin and mucous membranes?Yes. Benzethonium Chloride is significantly less irritating to the skin compared to Benzalkonium Chloride. It is mucosal-friendly and complies with pharmacopoeia and international cosmetic safety standards, making it suitable for use in eye drops, mouthwashes, and feminine care products.
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What types of microorganisms does Benzethonium Chloride work against?Benzethonium Chloride is effective against a wide range of microorganisms, including Gram-positive bacteria, Gram-negative bacteria, fungi, and enveloped viruses. It provides long-lasting bacteriostatic activity for 4–8 hours after application.
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What is the recommended usage concentration in cosmetic products?According to Chinese cosmetic regulations, the permitted concentration is ≤0.1% for leave-on products (such as lotions and creams) and ≤0.2% for rinse-off products (such as shampoos and body washes). Always refer to applicable local regulations for your specific market.
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How should Benzethonium Chloride be stored to maintain its quality?Benzethonium Chloride should be stored in a cool, dry, and dark environment in a tightly sealed container. Proper storage helps prevent degradation and ensures a long shelf life. Avoid exposure to direct sunlight, high humidity, or extreme temperatures.
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What packaging options are available for Benzethonium Chloride?Benzethonium Chloride is available in two packaging formats: 1kg aluminum foil bags for small-scale or laboratory use, and 25kg cardboard drums for industrial or bulk purchasing. Custom packaging arrangements may be available upon request.