Octyl β-D-galactopyranoside
Octyl β-D-galactopyranoside (CAS: 40427-75-6) is a non-ionic detergent and a derivative of galactose with the empirical formula C14H28O6 and a molecular weight of 292.37 g/mol. It is widely recognised for its mild surfactant properties, making it valuable in biological and biochemical research. This compound serves as a critical reagent in cell lysis, protein solubilisation, and enzyme assays, facilitating studies in molecular biology and biochemistry.

Detergent for Cell Lysis
Octyl β-D-galactopyranoside is employed as a non-ionic detergent to gently lyse cells and solubilise membrane proteins. Its mild nature helps preserve protein structure and function during extraction.
Protein Solubilisation
This compound is effective in keeping membrane proteins soluble in aqueous solutions after extraction from lipid bilayers. It is often used in conjunction with other reagents in protein purification protocols.
Enzyme Assays
Octyl β-D-galactopyranoside acts as a substrate or an activator in various enzymatic assays, particularly those involving glycosidases. Its use helps in studying enzyme kinetics and activity.
Biochemical Research
It serves as a versatile reagent in diverse biochemical research applications, including the study of protein-lipid interactions and the development of cell-based assays.
| Molecular weight | 292.37 |
|---|---|
| Empirical formula | C14H28O6 |
| Assay | ≥98% (GC) |
| Storage temperature | −20°C |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Description | non-ionic |
|---|
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 Octyl β-D-galactopyranoside used for?
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Octyl β-D-galactopyranoside is a non-ionic detergent used for cell lysis, protein solubilisation, and in biochemical and enzymatic assays.
What is the CAS number and chemical formula for Octyl β-D-galactopyranoside?
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The CAS number is 40427-75-6 and the chemical formula is C14H28O6.
What grade and purity does Tech Serve Solutions supply for Octyl β-D-galactopyranoside?
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Tech Serve Solutions supplies Octyl β-D-galactopyranoside with an assay of ≥98% (GC). This product is not guaranteed to meet pharmacopoeial standards and is intended for research and laboratory use.
How should Octyl β-D-galactopyranoside be handled safely?
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Handle with appropriate personal protective equipment, including a dust mask (N95 type), eyeshields, and gloves. Avoid breathing dust and ensure adequate ventilation. The compound is a skin, eye, and respiratory irritant.
How is Octyl β-D-galactopyranoside stored and shipped?
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Octyl β-D-galactopyranoside should be stored at -20°C. Tech Serve Solutions exports this chemical globally, adhering to all necessary shipping regulations.
How can I request a sample or a quote for Octyl β-D-galactopyranoside?
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Please contact our sales team via the website or by phone to request a sample or a quotation for Octyl β-D-galactopyranoside.
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