D-(+)-Galactose
D-(+)-Galactose (CAS: 59-23-4, Formula: C6H12O6, Molar Mass: 180.16 g/mol) is a monosaccharide with significant biological relevance. It is a key component of lactose, the sugar found in milk, and plays a role in the structure of various glycoproteins and glycolipids. Available from Tech Serve Solutions (TSS) with an assay of ≥99%, this carbohydrate is widely utilized in biochemical research and chemical synthesis.
- IUPAC
- Galactose
- Synonyms
- D-GalactoseGalactoseCerebroseDextrogalactoseMucic sugar

Biochemical Research
D-(+)-Galactose serves as a fundamental building block in the study of carbohydrate metabolism and cell surface glycobiology. Its role in the synthesis of glycoproteins and glycolipids makes it invaluable for understanding cellular interactions and disease mechanisms.
Chemical Synthesis
As a chiral monosaccharide, D-(+)-Galactose is employed as a starting material or intermediate in the synthesis of complex organic molecules. Its specific stereochemistry allows for stereoselective transformations in the development of novel compounds.
Nutritional Studies
While not for direct human consumption at this grade, D-(+)-Galactose is used in laboratory settings for research into carbohydrate absorption, metabolism, and the physiological effects of dietary sugars.
| Molecular weight | 180.16 |
|---|---|
| Empirical formula | C6H12O6 |
| Assay | ≥99% |
| Solubility | H2O: soluble180 g/L at 20 °C |
| Optical activity | [α]20/D +78.0 to +81.5° (anhydrous substance) |
| Impurities tested | acid. or alk. react. impurities, in accordancemicrobiological impurity, in accordanceresidual solvents, in accordance≤1.0% water (Karl Fischer) |
| Suitability | in accordance for appearance of solutionin accordance for identity (IR) |
| Melting point | 168-170 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Cation traces | Ba:, in accordancePb: ≤0.5 mg/kg |
| Ignition residue | ≤0.1% (as SO4) |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Product Line | BioXtra |
|---|
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-(+)-Galactose used for?
+
D-(+)-Galactose is primarily used in biochemical research for studying carbohydrate metabolism and glycobiology, and in chemical synthesis as a chiral building block.
What are the CAS number and formula for D-(+)-Galactose?
+
The CAS number for D-(+)-Galactose is 59-23-4, and its chemical formula is C6H12O6.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies D-(+)-Galactose with an assay of ≥99%. This product is not represented as USP, BP, EP, or pharmacopoeia grade unless explicitly stated in the product documentation.
What are the safety considerations for handling D-(+)-Galactose?
+
When handling D-(+)-Galactose, it is advisable to use appropriate personal protective equipment, including eyeshields and gloves. Ensure adequate ventilation and use a P1 (EN143) or N95 respirator filter if necessary. This compound has a WGK Germany classification of 3.
How is D-(+)-Galactose packed and shipped?
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Tech Serve Solutions exports fine chemicals globally. Specific packaging details depend on quantity and destination, adhering to all relevant shipping regulations.
How can I request a quote or sample for D-(+)-Galactose?
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To request a quote or sample of D-(+)-Galactose, please contact the Tech Serve Solutions sales team through the provided contact channels on our website.
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