1,2:5,6-Di-O-cyclohexylidene-D-mannitol
1,2:5,6-Di-O-cyclohexylidene-D-mannitol (CAS 76779-67-4) is a protected carbohydrate derivative with the molecular formula C18H30O6 and a molecular weight of 342.43 g/mol. This compound is valuable in organic synthesis, particularly for modifying carbohydrate structures in chemical biology and for the development of new synthetic routes in carbohydrate chemistry. Its protected nature allows for selective reactions on other parts of a molecule.
- Synonyms
- 76779-67-4

Carbohydrate Synthesis Intermediate
Serves as a key building block in the synthesis of complex carbohydrates and modified sugars. Its cyclohexylidene protecting groups facilitate regioselective transformations, enabling precise structural manipulation.
Chiral Auxiliary in Asymmetric Synthesis
The inherent chirality of D-mannitol makes this derivative useful in asymmetric synthesis. It can direct stereochemical outcomes in reactions, leading to enantiomerically enriched products essential in pharmaceutical research.
Research and Development
Utilised in academic and industrial research laboratories for exploring novel chemical reactions and developing new materials. Its well-defined structure and reactivity profile make it suitable for various synthetic projects.
| Molecular weight | 342.43 |
|---|---|
| Empirical formula | C18H30O6 |
| Assay | ≥98.0% (CH) |
| Optical activity | [α]20/D +6.0±0.5°, c = 3% in methylene chloride |
| Melting point | 103-104 °C103-105 °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 1,2:5,6-Di-O-cyclohexylidene-D-mannitol used for?
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This compound is primarily used as an intermediate in carbohydrate synthesis, as a chiral auxiliary in asymmetric synthesis, and in general chemical research and development for modifying carbohydrate structures.
What is the CAS number and formula for 1,2:5,6-Di-O-cyclohexylidene-D-mannitol?
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The CAS number is 76779-67-4, and the empirical formula is C18H30O6.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1,2:5,6-Di-O-cyclohexylidene-D-mannitol with an assay of ≥98.0% (CH). We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should 1,2:5,6-Di-O-cyclohexylidene-D-mannitol be handled?
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Handling requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter should be used if airborne exposure is possible. The substance is classified with WGK Germany 3, indicating a high hazard to water.
Is 1,2:5,6-Di-O-cyclohexylidene-D-mannitol a controlled substance?
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The provided data does not indicate that 1,2:5,6-Di-O-cyclohexylidene-D-mannitol is a controlled substance.
How is this chemical packed and shipped?
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Tech Serve Solutions expertly packs and ships fine chemicals globally, adhering to all necessary regulations for safe transport and export.
How can I request a quote or sample?
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To request a quote or a sample of 1,2:5,6-Di-O-cyclohexylidene-D-mannitol, please contact our sales team through the website or via direct inquiry.
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