Levoglucosan
A anhydrohexose that is the 1,6-anhydro-derivative of β-D-glucopyranose. — ChEBI
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Identity & molecular properties
Source-linked values| CAS number | 498-07-7 | ChEBI ↗ |
| Molecular formula | C6H10O5 | ChEBI ↗ |
| Molar mass | 162.141 g/mol | ChEBI ↗ |
| Monoisotopic mass | 162.05282 Da | ChEBI ↗ |
| Formal charge | 0 | ChEBI ↗ |
| ChEBI identifier | CHEBI:30997 | ChEBI ↗ |
Cross-source molecular data
PubChem| Molar mass | 162.14 g/mol | PubChem ↗ |
| Exact mass | 162.05282342 Da | PubChem ↗ |
| Computed XLogP | -2.1 | PubChem ↗ |
| Topological polar surface area (Ų) | 79.2 | PubChem ↗ |
| H-bond donors | 3 | PubChem ↗ |
| H-bond acceptors | 5 | PubChem ↗ |
| Rotatable bonds | 0 | PubChem ↗ |
PubChem computed values are shown separately from the ChEBI record. An exact InChIKey match was used to connect the records. Molecular descriptors do not describe a supplied product’s purity, particle size or performance.
Names & structural identifiers
Copy any identifierlevoglucosan(1R,2S,3S,4R,5R)-6,8-dioxabicyclo[3.2.1]octane-2,3,4-triolTWNIBLMWSKIRAT-VFUOTHLCSA-NO[C@@H]1[C@@H](O)[C@@H]2OC[C@@H](O2)[C@H]1OInChI=1S/C6H10O5/c7-3-2-1-10-6(11-2)5(9)4(3)8/h2-9H,1H2/t2-,3-,4+,5-,6-/m1/s1Names & synonyms
Names are supplied by ChEBI. Trade names and related synonyms may describe a broader product context.
Classification & relationships
ChEBI ontologyRoles recorded in ChEBI
Database role annotations describe reported biological or chemical roles; they are not product approvals or recommendations for use.
Mass ↔ amount of substance
Calculated from sourced massUses 162.141 g/mol from ChEBI. Assumes the substance described by this record; no purity or concentration correction is applied.
Elemental composition
Theoretical mass fractionsOCHCalculated theoretical mass fractions from the reported formula and PubChem periodic-table atomic masses. These are not assay or purity results.
Research & patent references
Selected source associationsSources & record history
Checked 27 Sep 2026Release 255, 9 September 2026. ChEBI three-star (manually annotated) source entry. View original record ↗ · CC BY 4.0
PubCAS formats source data, connects references and computes explicitly labelled conversions. CAS cross-references are supplied by ChEBI; they do not constitute CAS verification or endorsement.