Molekula
Benzethonium chloride EP
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Benzethonium chloride EP is a quaternary ammonium compound widely used as an antiseptic, disinfectant, and preservative in pharmaceuticals, cosmetics, and industrial cleaning agents. It effectively kills bacteria, fungi, and some viruses, making it ideal for sanitization applications. This chemical has a CAS number of 121-54-0, a molecular formula of C27H42ClNO2, and a molecular weight of 448.08. It is stored at ambient conditions but requires careful handling due to its hazardous nature, indicated by the signal word "Danger." Molekula supplies Benzethonium chloride EP from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
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Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | White powder |
| Melting Point | 158 - 164 ℃ |
| pH | 5.0 - 6.5 |
| Loss on Drying | < 0.5% |
| Solubility | Very soluble in water and in alcohol. Freely soluble in methylene chloride. |
| Assay | 97 - 103% |
| Sulphated Ash | < 0.1% |
| Clarity in Solution | (in Acetone) Clear and colourless |
| Ammonium (NH4+) | ≤ 50ppm |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 8 (6.1) |
| Packing Group | III |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Colorless crystals |
| Odour | Mild odor |
| Melting Point | 160-165 °C |
| Refractive Index | 1.5101 |
Source: PubChem CID 8478 (HSDB, ICSC)
Identification
| Property | Value |
|---|---|
| SKU | 90036176 |
| CAS Number | 121-54-0 |
| IUPAC Name | benzyl-dimethyl-[2-[2-[4-(2,4,4-trimethylpentan-2-yl)phenoxy]ethoxy]ethyl]azanium chloride |
| EC Number | 204-479-9 |
| Molecular Formula | C27H42ClNO2 |
| Molecular Weight | 448.08 |
| Exact Mass | 447.2904 |
| SMILES | CC(C)(C)CC(C)(C)C1=CC=C(C=C1)OCCOCC[N+](C)(C)CC2=CC=CC=C2.[Cl-] |
| InChIKey | UREZNYTWGJKWBI-UHFFFAOYSA-M |
| InChI | InChI=1S/C27H42NO2.ClH/c1-26(2,3)22-27(4,5)24-13-15-25(16-14-24)30-20-19-29-18-17-28(6,7)21-23-11-9-8-10-12-23;/h8-16H,17-22H2,1-7H3;1H/q+1;/p-1 |
| PubChem CID | 8478 |
| UN Number | UN2923 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29239001 |
| Tariff Code | 2923900090 |
Safety & GHS
-
Corrosive
GHS05
-
Toxic
GHS06
-
Health Hazard
GHS07
-
Hazardous to the Environment
GHS09
Hazard statements
- H301 Toxic if swallowed
- H314 Causes severe skin burns and eye damage
- H318 Causes serious eye damage
- H335 May cause respiratory irritation
- H400 Very toxic to aquatic life
- H410 Very toxic to aquatic life with long lasting effects
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
- P303+361 IF ON SKIN (or hair): Remove immediately all contaminated clothing. Rinse with water/shower
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- benzethonium chloride
- Diapp
- Disilyn
- Hyamine
- Inactisol
- Kylacol
- Phemeride
- Phemerol Chloride
- Phemithyn
- Quatrachlor
Frequently asked questions
What is benzethonium chloride used for?
Benzethonium chloride is primarily used as an antiseptic and disinfectant in pharmaceuticals, cosmetics, and personal care products, including hand sanitizers, mouthwashes, and topical antiseptics.
What is the chemical formula and molecular weight of benzethonium chloride?
The chemical formula is **C27H42ClNO2**, and the molecular weight is **448.08 g/mol**.
How should benzethonium chloride be stored?
Store benzethonium chloride at **ambient temperature** in a cool, dry place, away from direct sunlight and incompatible substances.
What grades of benzethonium chloride does Molekula supply?
Molekula supplies benzethonium chloride in **European Pharmacopoeia (EP) grade**, meeting strict purity standards for pharmaceutical applications.
Can Molekula supply benzethonium chloride in bulk quantities?
Yes, Molekula can supply benzethonium chloride in **bulk quantities**—please contact us for pricing and lead times tailored to your order size.
What documentation comes with an order of benzethonium chloride?
Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS)**, and **batch-specific documentation** to ensure compliance with regulatory requirements.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.