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                                                                Synonyms: IMP-4297 | IMP4297 | Paishuning® (China)
                                 
                                                         
                            
                            
                            
                                 
                                
                                senaparib is an approved drug 
                                                        
                                                    
                                Compound class: 
                                                            Synthetic organic
                                 
                                
                                    
                                        Comment: Senaparib (IMP4297) is an oral poly(ADP-ribose) polymerase 1 (PARP1) inhibitor [1] that is being developed in a joint venture between IMPACT Therapeutics and Junshi Biosciences, for the treatment of BRCA-mutated solid tumours. It is one of the chemical structures claimed in patent WO2012130166A1 [2].
                                    
                                 
                            
                            
                          
                                
                                    
                                
                          
                                   
                                   
                                  
                                      
                                     
                                   
                                   
                                    
                                    
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Classification ![]()  | 
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| Compound class | Synthetic organic | 
| Approved drug? | Yes. China NMPA (2025) | 
IUPAC Name ![]()  | 
                                                        
| 5-fluoro-1-[[4-fluoro-3-(4-pyrimidin-2-ylpiperazine-1-carbonyl)phenyl]methyl]quinazoline-2,4-dione | 
International Nonproprietary Names ![]()  | 
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| INN number | INN | 
| 11260 | senaparib | 
Synonyms ![]()  | 
                                                        
| IMP-4297 | IMP4297 | Paishuning® (China) | 
Database Links ![]()  | 
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| CAS Registry No. | 1401682-78-7 (source: WHO INN record) | 
| GtoPdb PubChem SID | 434122259 | 
| PubChem CID | 68389008 | 
| Search Google for chemical match using the InChIKey | VBTUJTGLLREMNW-UHFFFAOYSA-N | 
| Search Google for chemicals with the same backbone | VBTUJTGLLREMNW | 
| Search PubMed clinical trials | senaparib | 
| Search PubMed titles | senaparib | 
| Search PubMed titles/abstracts | senaparib | 
| UniChem Compound Search for chemical match using the InChIKey | VBTUJTGLLREMNW-UHFFFAOYSA-N | 
| UniChem Connectivity Search for chemical match using the InChIKey | VBTUJTGLLREMNW-UHFFFAOYSA-N | 
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                                                                           Senaparib (links to external site) 
                                                                    
                                                                Cat. No. HY-137450  |