D-(−)-Tagatose
D-(−)-Tagatose (CAS: 87-81-0, C6H12O6, MW: 180.16) is a rare hexose monosaccharide with a sweetening profile comparable to sucrose. It is primarily used as a specialty ingredient in food applications and as a valuable biochemical reagent in research. Its unique properties make it a subject of interest in carbohydrate chemistry and metabolic studies. Tech Serve Solutions supplies high-purity D-(−)-Tagatose for various laboratory and industrial applications.

Food Ingredient
D-(−)-Tagatose serves as a low-calorie bulk sweetener, offering approximately 90% the sweetness of sucrose. Its low glycemic impact makes it suitable for specialized food formulations targeting health-conscious consumers.
Biochemical Research
As a carbohydrate derivative, D-(−)-Tagatose is utilized in biochemical research to study carbohydrate metabolism and enzymatic pathways. Its distinct structure provides a valuable tool for investigating biological processes.
Chemical Synthesis
This monosaccharide can be employed as a starting material or intermediate in the synthesis of complex carbohydrate structures and other organic molecules within academic and industrial research settings.
| Molecular weight | 180.16 |
|---|---|
| Empirical formula | C6H12O6 |
| Assay | ≥99.0% (HPLC) |
| Solubility | H2O: soluble0.1 g/mL, clear, colorless |
| Optical activity | [α]20/D −6±1°, c = 1% in H2O |
| Melting point | 130-136 °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.
| Sweetness | 0.9 × sucrose |
|---|
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 D-(−)-Tagatose used for?
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D-(−)-Tagatose is primarily used as a low-calorie sweetener in food products and as a biochemical reagent for research purposes, particularly in studies of carbohydrate metabolism and chemical synthesis.
What is the CAS number and chemical formula for D-(−)-Tagatose?
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The CAS number for D-(−)-Tagatose is 87-81-0, and its chemical formula is C6H12O6.
What grade and purity does Tech Serve Solutions supply for D-(−)-Tagatose?
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Tech Serve Solutions supplies D-(−)-Tagatose with an assay of ≥99.0% (HPLC). We do not represent this product as USP, BP, or EP grade unless explicitly stated.
How should D-(−)-Tagatose be handled and stored?
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Handle D-(−)-Tagatose with appropriate personal protective equipment, including eyeshields and gloves. While specific long-term storage conditions are not detailed, it is soluble in water and should be stored in a dry environment. Refer to the Safety Data Sheet for comprehensive handling information.
Is D-(−)-Tagatose a controlled substance?
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The provided data does not indicate that D-(−)-Tagatose is a controlled substance.
How is D-(−)-Tagatose packed, shipped, and exported?
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D-(−)-Tagatose is available for global export. Specific packing and shipping details are provided upon inquiry, ensuring compliance with international regulations.
How can I request a sample or quote for D-(−)-Tagatose?
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To request a sample or a quote for D-(−)-Tagatose, please contact the Tech Serve Solutions sales team through our website or by phone, providing your specific requirements.
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