D-Lactitol monohydrate
D-Lactitol monohydrate (CAS: 8102-04-9), with the molecular formula C12H24O11 · H2O and a molecular weight of 362.33 g/mol, is a disaccharide alcohol. It presents as a white crystalline powder and is known for its mild sweetness. D-Lactitol monohydrate serves as a versatile ingredient and intermediate in various chemical and biochemical applications, particularly where a sugar alcohol with specific physical and chemical properties is required.
- IUPAC
- 4-O-β-D-Galactopyranosyl-D-glucitol

Chemical Synthesis Intermediate
Utilised as a building block in organic synthesis, D-Lactitol monohydrate can be employed in the preparation of more complex molecules and derivatives due to its polyol structure.
Biochemical Research
This compound finds application in biochemical studies, potentially serving as a substrate or component in cell culture media or enzyme assays where specific carbohydrate properties are needed.
Specialty Chemical Formulations
D-Lactitol monohydrate can be incorporated into specialised formulations due to its humectant properties and low caloric value, contributing to the physical characteristics of the final product.
| Molecular weight | 362.33 |
|---|---|
| Empirical formula | C12H24O11 · H2O |
| Assay | ~99% |
| Melting point | 95-98 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 2 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Sweetness | 0.4 × 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-Lactitol monohydrate used for?
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D-Lactitol monohydrate is used as an intermediate in chemical synthesis and in biochemical research, and can be incorporated into specialised formulations due to its humectant properties and mild sweetness.
What is the CAS number and molecular formula for D-Lactitol monohydrate?
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The CAS number for D-Lactitol monohydrate is 8102-04-9, and its molecular formula is C12H24O11 · H2O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies D-Lactitol monohydrate with an assay of approximately 99%. This product is supplied for technical and research purposes and is not represented as USP, BP, or EP grade.
How should D-Lactitol monohydrate be handled safely?
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Handling D-Lactitol monohydrate requires appropriate personal protective equipment, including eyeshields, gloves, and a type N95 (US) or type P1 (EN143) respirator filter. The substance is classified with WGK Germany 2, indicating a hazard to water.
Does Tech Serve Solutions export D-Lactitol monohydrate?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including D-Lactitol monohydrate.
How can I request a sample or quote for D-Lactitol monohydrate?
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To request a sample or a quote for D-Lactitol monohydrate, please contact our sales department through the provided channels on the Tech Serve Solutions website.
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