Oxyphenonium bromide
Oxyphenonium bromide (CAS: 50-10-2), a quaternary ammonium compound with the molecular formula C21H34NO3Br, functions as a cationic detergent. This chemical entity has been employed in scientific investigations, notably for assessing the masking mechanisms of bitter drug tastes and for studying stoichiometric and microenvironmental influences on the hydrolysis of propantheline within cyclodextrin solutions. Its distinct chemical properties lend themselves to various research applications.
- IUPAC
- 2-([Cyclohexylhydroxyphenylacetyl]oxy)-N,N-diethyl-N-methylethanaminium bromide

Taste Masking Mechanism Study
Oxyphenonium bromide has been utilised in research to evaluate the effectiveness of different strategies in masking the bitter taste profiles of pharmaceutical compounds. This application highlights its role in sensory science research.
Hydrolysis Investigation
This compound has been part of studies examining the kinetics and environmental factors influencing the hydrolysis of related substances, such as propantheline, particularly within complex cyclodextrin solutions.
Cationic Detergent Research
As a cationic detergent, oxyphenonium bromide serves as a valuable reagent in biochemical and detergent-related research, aiding in the understanding of surfactant behaviour and interactions in various experimental settings.
| Molecular weight | 428.40 |
|---|---|
| Linear formula | C21H34NO3Br |
| Application | Oxyphenonium bromide has been used in a study to assess masking mechanisms of bitter taste of drugs. 1 It has also been used in a study to investigate stoichiometric and microenvironmental effects on hydrolysis of propantheline in cyclodextrin solutions. 2 |

Hazard statements
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H332Harmful if inhaled
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/21/22 |
| Safety statements (S) | 36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Description | cationic |
|---|
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Oxyphenonium bromide used for?
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Oxyphenonium bromide is used in scientific research, including studies on masking bitter drug tastes and investigating hydrolysis mechanisms in cyclodextrin solutions. It also serves as a cationic detergent in various laboratory applications.
What are the CAS number and molecular formula for Oxyphenonium bromide?
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The CAS number for Oxyphenonium bromide is 50-10-2, and its molecular formula is C21H34NO3Br.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Oxyphenonium bromide. The specific grade and purity available are detailed on the product specification sheet. Tech Serve Solutions does not represent this product as USP, BP, or EP grade unless explicitly stated in the specifications.
How should Oxyphenonium bromide be handled safely?
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Oxyphenonium bromide is classified with GHS07 and carries a Warning signal word. It is harmful if swallowed (H302), harmful in contact with skin (H312), and harmful if inhaled (H332). Appropriate personal protective equipment, such as protective clothing (P280), should be worn during handling.
Is Oxyphenonium bromide a controlled substance?
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The provided data does not indicate that Oxyphenonium bromide is a controlled substance.
How is Oxyphenonium bromide packed and shipped?
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Tech Serve Solutions exports fine chemicals globally. Specific packaging and shipping details for Oxyphenonium bromide are determined based on the quantity ordered and destination, adhering to all relevant transport regulations.
How can I request a quote or sample of Oxyphenonium bromide?
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To request a quote or a sample of Oxyphenonium bromide, please contact our sales department through the website or by phone, providing the product name and CAS number (50-10-2).
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