Norketamine
A member of the class of cyclohexanones that is cyclohexanone in which one of the hydrogens at position 2 is substituted by a 2-chlorophenyl group, while the other is substituted by an amino group. It is the major metabolite of ketamine. — ChEBI
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Identity & molecular properties
Source-linked values| CAS number | 35211-10-0 | ChEBI ↗ |
| Molecular formula | C12H14ClNO | ChEBI ↗ |
| Molar mass | 223.703 g/mol | ChEBI ↗ |
| Monoisotopic mass | 223.07639 Da | ChEBI ↗ |
| Formal charge | 0 | ChEBI ↗ |
| ChEBI identifier | CHEBI:91519 | ChEBI ↗ |
Cross-source molecular data
PubChem| Molar mass | 223.70 g/mol | PubChem ↗ |
| Exact mass | 223.0763918 Da | PubChem ↗ |
| Computed XLogP | 1.7 | PubChem ↗ |
| Topological polar surface area (Ų) | 43.1 | PubChem ↗ |
| H-bond donors | 1 | PubChem ↗ |
| H-bond acceptors | 2 | PubChem ↗ |
| Rotatable bonds | 1 | 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 identifiernorketamine2-amino-2-(2-chlorophenyl)cyclohexanoneBEQZHFIKTBVCAU-UHFFFAOYSA-NNC1(c2ccccc2Cl)CCCCC1=OInChI=1S/C12H14ClNO/c13-10-6-2-1-5-9(10)12(14)8-4-3-7-11(12)15/h1-2,5-6H,3-4,7-8,14H2Names & 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 223.703 g/mol from ChEBI. Assumes the substance described by this record; no purity or concentration correction is applied.
Elemental composition
Theoretical mass fractionsCClOHNCalculated 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.