L-(−)-Xylose, mixture of anomers
L-(−)-Xylose, mixture of anomers (CAS 609-06-3) is a pentose sugar with the molecular formula C5H10O5 and a molecular weight of 150.13 g/mol. It is supplied by TSS with an assay of ≥99%. This carbohydrate is widely utilised in chemical synthesis and serves as a building block in carbohydrate chemistry and chemical biology research. Its specific optical activity contributes to its applications in stereoselective synthesis.
- Synonyms
- D-Xylose

Chemical Synthesis
L-(−)-Xylose is a valuable monosaccharide utilised as a chiral building block in the synthesis of complex organic molecules. Its defined stereochemistry makes it suitable for stereoselective reactions in organic chemistry.
Carbohydrate Chemistry Research
As a naturally occurring pentose, L-(−)-Xylose is employed in studies focused on carbohydrate structure, function, and metabolism. It aids in understanding glycosidic bond formation and carbohydrate-based interactions.
Chemical Biology Studies
This anomeric mixture of xylose can be used in biochemical research to investigate enzymatic pathways involving pentose metabolism or as a substrate in biological assays. Its properties are relevant for probing carbohydrate-protein interactions.
| Molecular weight | 150.13 |
|---|---|
| Empirical formula | C5H10O5 |
| Assay | ≥99% |
| Optical activity | [α]24/D −18.7°, c = 4 in H2O |
| Melting point | 150-152 °C(lit.) |
| 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 L-(−)-Xylose, mixture of anomers used for?
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L-(−)-Xylose, mixture of anomers is used in chemical synthesis, carbohydrate chemistry research, and chemical biology studies as a chiral building block and biochemical probe.
What is the CAS number and formula for L-(−)-Xylose, mixture of anomers?
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The CAS number is 609-06-3 and the empirical formula is C5H10O5.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies L-(−)-Xylose, mixture of anomers with a minimum assay of ≥99%. This product is not supplied as USP, BP, EP, or pharmacopoeia grade.
What are the safety and handling recommendations for this product?
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Handling requires appropriate personal protective equipment including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. The product is classified with WGK Germany 3, indicating high water hazard potential.
How is L-(−)-Xylose, mixture of anomers packed and shipped?
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Tech Serve Solutions packs and ships L-(−)-Xylose, mixture of anomers adhering to all relevant regulations for chemical export. Specific packaging details are available upon request.
How can I request a sample or quote for L-(−)-Xylose, mixture of anomers?
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To request a sample or a quotation, please contact our sales department via the website or direct email, specifying the product name and CAS number.
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