Hantzsch–Widman nomenclature
                        
                            GPTKB entity
                        
                    
                Statements (16)
| Predicate | Object | 
|---|---|
| gptkbp:instanceOf | gptkb:chemical_nomenclature_system | 
| gptkbp:adoptedBy | gptkb:IUPAC | 
| gptkbp:appliesTo | heterocyclic rings with nitrogen, oxygen, sulfur, and other heteroatoms | 
| gptkbp:basisFor | IUPAC recommendations for heterocycle naming | 
| gptkbp:component | prefix for heteroatoms stem for ring size and saturation | 
| gptkbp:describes | systematic naming of heterocycles | 
| gptkbp:firstPublished | 1887 | 
| gptkbp:namedAfter | gptkb:Oskar_Widman gptkb:Arthur_Hantzsch | 
| gptkbp:relatedTo | gptkb:IUPAC_nomenclature | 
| gptkbp:usedFor | naming heterocyclic compounds | 
| gptkbp:usedIn | organic chemistry | 
| gptkbp:bfsParent | gptkb:Arthur_Hantzsch | 
| gptkbp:bfsLayer | 6 | 
| https://www.w3.org/2000/01/rdf-schema#label | Hantzsch–Widman nomenclature |