| gptkbp:instanceOf | gptkb:chemical_compound gptkb:aromatic_amine
 
 | 
                        
                            
                                | gptkbp:appearance | white to purple solid 
 | 
                        
                            
                                | gptkbp:aroma | faint amine odor 
 | 
                        
                            
                                | gptkbp:boilingPoint | 267 °C 
 | 
                        
                            
                                | gptkbp:CASNumber | 106-50-3 
 | 
                        
                            
                                | gptkbp:category | aromatic amines hair dye chemicals
 phenylenediamines
 
 | 
                        
                            
                                | gptkbp:chemicalFormula | C6H8N2 
 | 
                        
                            
                                | gptkbp:density | 1.2 g/cm³ 
 | 
                        
                            
                                | gptkbp:EC_number | 203-404-7 
 | 
                        
                            
                                | gptkbp:GHS_precautionary_statements | P280 P305+P351+P338
 P261
 P308+P313
 
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                                | gptkbp:GHS_signal_word | Danger 
 | 
                        
                            
                                | gptkbp:GHSClassification | H302 H319
 H331
 H317
 H351
 H400
 H341
 
 | 
                        
                            
                                | gptkbp:IUPACName | gptkb:benzene-1,4-diamine 
 | 
                        
                            
                                | gptkbp:KEGGID | C06582 
 | 
                        
                            
                                | gptkbp:meltingPoint | 145 °C 
 | 
                        
                            
                                | gptkbp:MeSH_ID | D010624 
 | 
                        
                            
                                | gptkbp:molecularWeight | 108.14 g/mol 
 | 
                        
                            
                                | gptkbp:otherName | gptkb:PPD gptkb:1,4-diaminobenzene
 
 | 
                        
                            
                                | gptkbp:productionMethod | reduction of p-nitroaniline 
 | 
                        
                            
                                | gptkbp:PubChem_CID | gptkb:CHEMBL1581 780
 CHEBI:17618
 
 | 
                        
                            
                                | gptkbp:relatedTo | m-phenylenediamine o-phenylenediamine
 
 | 
                        
                            
                                | gptkbp:riskFactor | gptkb:allergy toxic
 skin sensitizer
 potential carcinogen
 
 | 
                        
                            
                                | gptkbp:solubility | moderate 
 | 
                        
                            
                                | gptkbp:structure | benzene ring with amino groups at 1 and 4 positions 
 | 
                        
                            
                                | gptkbp:UNII | L95X40W5CO 
 | 
                        
                            
                                | gptkbp:uses | gptkb:dye gptkb:photographic_developer
 dye intermediates
 rubber antioxidant
 
 | 
                        
                            
                                | gptkbp:bfsParent | gptkb:Aniline 
 | 
                        
                            
                                | gptkbp:bfsLayer | 7 
 | 
                        
                            
                                | https://www.w3.org/2000/01/rdf-schema#label | p-phenylenediamine 
 |