| gptkbp:instanceOf | gptkb:chemical_compound gptkb:ketone
 
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                                | gptkbp:appearance | colorless liquid 
 | 
                        
                            
                                | gptkbp:aroma | sweet, sharp 
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                                | gptkbp:autoignitionTemperature | 515 °C 
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                                | gptkbp:biodegradable | readily biodegradable 
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                                | gptkbp:boilingPoint | 79.6 °C 
 | 
                        
                            
                                | gptkbp:CASNumber | 78-93-3 
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                                | gptkbp:chemicalFormula | C4H8O 
 | 
                        
                            
                                | gptkbp:countryRegulation | regulated as a hazardous air pollutant in the US 
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                                | gptkbp:density | 0.805 g/cm³ 
 | 
                        
                            
                                | gptkbp:EC_number | 201-159-0 
 | 
                        
                            
                                | gptkbp:exposureLimit | NIOSH REL 200 ppm (TWA) OSHA PEL 200 ppm (TWA)
 
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                                | gptkbp:firstSynthesized | gptkb:19th_century 
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                                | gptkbp:flammability | highly flammable 
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                                | gptkbp:flashPoint | -6 °C 
 | 
                        
                            
                                | gptkbp:foundIn | industrial processes 
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                                | gptkbp:GHS_signal_word | Danger 
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                                | gptkbp:IUPACName | gptkb:butan-2-one 
 | 
                        
                            
                                | gptkbp:meltingPoint | -86 °C 
 | 
                        
                            
                                | gptkbp:molecularWeight | 72.11 g/mol 
 | 
                        
                            
                                | gptkbp:NFPA704 | 2 0
 3
 
 | 
                        
                            
                                | gptkbp:otherName | gptkb:MEK 
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                                | gptkbp:productionMethod | dehydrogenation of 2-butanol 
 | 
                        
                            
                                | gptkbp:PubChem_CID | 6569 
 | 
                        
                            
                                | gptkbp:refractiveIndex | 1.3788 (20 °C) 
 | 
                        
                            
                                | gptkbp:relatedTo | gptkb:acetone diethyl ketone
 
 | 
                        
                            
                                | gptkbp:riskFactor | gptkb:H225 fire hazard
 H319
 irritant
 H336
 narcotic effects
 
 | 
                        
                            
                                | gptkbp:solubility | miscible 29 g/100 mL (20 °C)
 
 | 
                        
                            
                                | gptkbp:storage | store in a cool, well-ventilated place 
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                                | gptkbp:structure | CH3COC2H5 
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                                | gptkbp:UNNumber | 1193 
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                                | gptkbp:uses | gptkb:solvent gptkb:industrial_cleaner
 plastic welding
 paint remover
 
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                                | gptkbp:vaporPressure | 89 mmHg (20 °C) 
 | 
                        
                            
                                | gptkbp:bfsParent | gptkb:2-butanone gptkb:Butan-2-one
 gptkb:ethyl_methyl_ketone
 gptkb:Methane
 
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                                | gptkbp:bfsLayer | 7 
 | 
                        
                            
                                | https://www.w3.org/2000/01/rdf-schema#label | methyl ethyl ketone 
 |