Clonixin
A pyridinemonocarboxylic acid that is nicotinic acid substituted at position 2 by a (2-methyl-3-chlorophenyl)amino group. Used (as its lysine salt) for treatment of renal colic, muscular pain and moderately severe migraine attacks. — ChEBI
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Identity & molecular properties
Source-linked values| CAS number | 17737-65-4 | ChEBI ↗ |
| Molecular formula | C13H11ClN2O2 | ChEBI ↗ |
| Molar mass | 262.696 g/mol | ChEBI ↗ |
| Monoisotopic mass | 262.05091 Da | ChEBI ↗ |
| Formal charge | 0 | ChEBI ↗ |
| ChEBI identifier | CHEBI:76200 | ChEBI ↗ |
Cross-source molecular data
PubChem| Molar mass | 262.69 g/mol | PubChem ↗ |
| Exact mass | 262.0509053 Da | PubChem ↗ |
| Computed XLogP | 3.8 | PubChem ↗ |
| Topological polar surface area (Ų) | 62.2 | PubChem ↗ |
| H-bond donors | 2 | PubChem ↗ |
| H-bond acceptors | 4 | PubChem ↗ |
| Rotatable bonds | 3 | 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 identifierclonixin2-[(3-chloro-2-methylphenyl)amino]nicotinic acidCLOMYZFHNHFSIQ-UHFFFAOYSA-NCc1c(Cl)cccc1Nc1ncccc1C(=O)OInChI=1S/C13H11ClN2O2/c1-8-10(14)5-2-6-11(8)16-12-9(13(17)18)4-3-7-15-12/h2-7H,1H3,(H,15,16)(H,17,18)Names & 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 262.696 g/mol from ChEBI. Assumes the substance described by this record; no purity or concentration correction is applied.
Elemental composition
Theoretical mass fractionsCClONHCalculated 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.