Octadecylthioethyl 4-O-α-D-galactopyranosyl-β-D-galactopyranoside
Octadecylthioethyl 4-O-α-D-galactopyranosyl-β-D-galactopyranoside (CAS 87019-34-9) is a disaccharide derivative with the empirical formula C32H62O11S and a molecular weight of 654.89 g/mol. This compound, also referred to by the abbreviation α-D-Gal-(1→4)-β-D-Gal-1→O-OTE, is primarily utilised in biochemical research and as a specialised laboratory reagent. Its unique structure makes it valuable for studies involving carbohydrate chemistry and biological interactions.
- IUPAC
- α-D-Gal-(1→4)-β-D-Gal-1→O-OTE

Biochemical Research
Utilised as a substrate or standard in various biochemical assays and research protocols. Its specific disaccharide structure aids in understanding carbohydrate metabolism and enzymatic activity.
Laboratory Reagent
Serves as a high-purity reagent for analytical chemistry and synthetic organic chemistry applications. Its defined structure is crucial for reproducible experimental outcomes in research settings.
Glycoscience Studies
Facilitates investigations into glycosylation processes and the function of glycoconjugates in biological systems. Useful for developing assays related to carbohydrate-binding proteins.
| Molecular weight | 654.89 |
|---|---|
| Empirical formula | C32H62O11S |
| Assay | ≥95% |
| Storage temperature | −20°C |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
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 Octadecylthioethyl 4-O-α-D-galactopyranosyl-β-D-galactopyranoside used for?
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This compound is primarily used in biochemical research and as a specialised laboratory reagent, particularly for glycoscience studies and investigations into carbohydrate chemistry.
What is the CAS number and formula for Octadecylthioethyl 4-O-α-D-galactopyranosyl-β-D-galactopyranoside?
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The CAS number is 87019-34-9 and the empirical formula is C32H62O11S.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product with an assay of ≥95%. This product is intended for research and laboratory use and is not represented as USP, EP, BP, or other pharmacopoeial grades.
How should Octadecylthioethyl 4-O-α-D-galactopyranosyl-β-D-galactopyranoside be handled and stored?
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Handling requires appropriate personal protective equipment, including eyeshields, gloves, and a type N95 (US) or type P1 (EN143) respirator filter. It should be stored at -20°C. The compound is classified with a WGK Germany of 3.
Is this compound a controlled substance?
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The provided data does not indicate that this compound is a controlled substance.
How is this chemical packed, shipped, and exported?
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This chemical is carefully packed to ensure stability during transit and is exported globally by Tech Serve Solutions in compliance with international shipping regulations for chemical goods.
How can I request a sample or a quote?
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To request a sample or obtain a quote, please contact the Tech Serve Solutions sales team via our website or direct email, providing the product name and CAS number.
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