F780721
                    4-(4-Nitrophenylazo)-1-naphthol , Null , 5290-62-0
                            Synonym(s):
4-(4-Nitrophenylazo)-1-naphthol;Magneson II
                            
                        
                CAS NO.:5290-62-0
Empirical Formula: C16H11N3O3
Molecular Weight: 293.28
MDL number: MFCD00003975
EINECS: 226-129-4
| Pack Size | Price | Stock | Quantity | 
| 10g | RMB583.20 | In Stock | 
                                                 | 
                                        
| 50g | RMB2144.00 | In Stock | 
                                                 | 
                                        
| 250g | RMB9128.00 | In Stock | 
                                                 | 
                                        
| others | Enquire | 
Update time: 2022-07-08
                    PRODUCT Properties
| Melting point: | 270 °C (dec.)(lit.) | 
                                    
| Boiling point: | 435.13°C (rough estimate) | 
                                    
| Density | 1.2211 (rough estimate) | 
                                    
| refractive index | 1.6500 (estimate) | 
                                    
| storage temp. | Store below +30°C. | 
                                    
| form | Powder | 
                                    
| pka | 8.19±0.40(Predicted) | 
                                    
| color | Red-brown | 
                                    
| BRN | 961660 | 
                                    
| Stability: | Stable. Incompatible with strong oxidizing agents, strong bases. | 
                                    
| CAS DataBase Reference | 5290-62-0(CAS DataBase Reference) | 
                                    
| EPA Substance Registry System | 1-Naphthalenol, 4-[(4-nitrophenyl)azo]- (5290-62-0) | 
                                    
Description and Uses
4-(4-Nitrophenylazo)-1-naphthol is a reagent used for the determination of Mg.
Safety
| Symbol(GHS) | ![]() GHS07  | 
                                    
| Signal word | Warning | 
| Hazard statements | H315-H319-H335 | 
| Precautionary statements | P261-P264-P271-P280-P302+P352-P305+P351+P338 | 
| Hazard Codes | Xi,C,F | 
| Risk Statements | 36/37/38-34-11 | 
| Safety Statements | 22-24/25-26-36-45-36/37/39-16 | 
| RIDADR | 3236 | 
| WGK Germany | 3 | 
| RTECS | QL4510100 | 
| TSCA | Yes | 
| HS Code | 29270000 | 






