3,4-O-Isopropylidene-D-mannitol
3,4-O-Isopropylidene-D-mannitol (CAS: 3969-84-4) is a protected carbohydrate derivative with the molecular formula C9H18O6. It serves as a valuable chiral building block in organic synthesis. Its protected diol functionality makes it useful for selective reactions and the construction of complex molecules, particularly in carbohydrate chemistry and the development of new chemical entities.
- Synonyms
- 3,4-O-Isopropylidene-D-mannitolD-Mannitol, 1,2:5,6-di-O-isopropylidene-1,2:5,6-Di-O-isopropylidene-D-mannitol

Chiral Synthesis
Utilised as a chiral pool starting material for the synthesis of complex organic molecules, leveraging its inherent stereochemistry.
Carbohydrate Chemistry
Serves as a protected form of mannitol, enabling regioselective modifications and derivatisation of carbohydrate structures.
Intermediate in Pharmaceutical Research
Acts as a key intermediate in the synthesis pathways for potential pharmaceutical agents and biologically active compounds.
Material Science Applications
Involved in the creation of specialised polymers or chiral materials where specific stereochemical properties are required.
| Molecular weight | 222.24 |
|---|---|
| Empirical formula | C9H18O6 |
| Assay | 97% |
| Optical activity | [α]28/D +29°, c = 3 in H2O |
| Melting point | 85-88 °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 3,4-O-Isopropylidene-D-mannitol used for?
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3,4-O-Isopropylidene-D-mannitol is primarily used as a chiral building block in organic synthesis, particularly in carbohydrate chemistry and the development of pharmaceutical intermediates.
What are the CAS number and formula for 3,4-O-Isopropylidene-D-mannitol?
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The CAS number is 3969-84-4, and the empirical formula is C9H18O6.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3,4-O-Isopropylidene-D-mannitol with an assay of 97%. It is supplied as a research-grade chemical and is not represented as USP, BP, or EP grade.
How should 3,4-O-Isopropylidene-D-mannitol be handled safely?
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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. Avoid contact with eyes and skin, and ensure adequate ventilation.
Is 3,4-O-Isopropylidene-D-mannitol a controlled substance?
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The provided data does not indicate that 3,4-O-Isopropylidene-D-mannitol is a controlled substance.
How is 3,4-O-Isopropylidene-D-mannitol packed and shipped?
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Tech Serve Solutions professionally packs and ships fine chemicals globally. Specific packaging details are available upon request for export orders.
How can I request a quote or sample for 3,4-O-Isopropylidene-D-mannitol?
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To request a quote or a sample, please contact our sales team through the website or by phone, providing the product name and CAS number (3969-84-4).
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