1,4:3,6-Dianhydro-D-mannitol
1,4:3,6-Dianhydro-D-mannitol (CAS 641-74-7), with the molecular formula C6H10O4 and a molecular weight of 146.14 g/mol, is a bicyclic diol derived from mannitol. It presents as a white crystalline solid. This compound is primarily utilized in chemical synthesis and serves as a valuable building block in carbohydrate chemistry and the development of carbohydrate derivatives.
- IUPAC
- Isomannide
- Synonyms
- 641-74-7, Isomannide

Chemical Synthesis Intermediate
Serves as a key intermediate in organic synthesis, particularly for constructing complex molecules and heterocyclic compounds. Its rigid bicyclic structure offers unique stereochemical control in reactions.
Carbohydrate Chemistry Research
Utilised in academic and industrial research settings focused on carbohydrate chemistry. Its derivatives can be explored for novel material properties or biological activities.
Building Block for Derivatives
Acts as a precursor for synthesizing a range of carbohydrate derivatives with potential applications in various fields, including polymer science and medicinal chemistry.
| Molecular weight | 146.14 |
|---|---|
| Empirical formula | C6H10O4 |
| Assay | 95% |
| Optical activity | [α]25/D +89°, c = 3 in H2O |
| Melting point | 80-85 °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 1,4:3,6-Dianhydro-D-mannitol used for?
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1,4:3,6-Dianhydro-D-mannitol is used as an intermediate in chemical synthesis, particularly in carbohydrate chemistry and for creating carbohydrate derivatives.
What is the CAS number and formula for 1,4:3,6-Dianhydro-D-mannitol?
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The CAS number is 641-74-7 and the empirical formula is C6H10O4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1,4:3,6-Dianhydro-D-mannitol with an assay of 95%. TSS does not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should 1,4:3,6-Dianhydro-D-mannitol be handled safely?
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Handling requires appropriate personal protective equipment, including eyeshields, gloves, and a type N95 (US) or type P1 (EN143) respirator filter. The compound has a WGK Germany rating of 3.
How is 1,4:3,6-Dianhydro-D-mannitol packed and shipped?
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As a global supplier, Tech Serve Solutions can pack and export 1,4:3,6-Dianhydro-D-mannitol according to customer requirements and international shipping regulations.
How can I request a quote or sample for 1,4:3,6-Dianhydro-D-mannitol?
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To request a quote or sample, please contact our sales team through the website or by phone, providing your specific requirements.
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