(2-Bromoethyl)benzene CAS#103-63-9
      
                - Versatile Synthesis Reagent: Phenethylbromide is used in the synthesis of a variety of compounds, including N-phenethyl-4-piperidone, a key precursor in fentanyl production. 
- Precise Analytical Tool: It serves as an analytical reference material for chemical analysis, aiding in the identification of fentanyl-related substances. 
- Key Intermediate in Pharmaceutical Production: Phenethylbromide is crucial for producing compounds like fentanyl, making it essential in pharmaceutical synthesis. 
- Regulatory Significance: As a List I chemical in the U.S., it plays an important role in controlling the production and distribution of controlled substances. 
(2-Bromoethyl)benzene CAS#103-63-9
Phenethylbromide is an organobromide compound used as an analytical reference material. It plays a key role in synthesizing various compounds, including fentanyl. When reacted with 4-piperidinone, it forms N-phenethyl-4-piperidone, a crucial precursor in fentanyl production. This precursor is classified as a List I chemical in the United States. Additionally, phenethylbromide can be found as an impurity in fentanyl produced through this synthesis route.
Parameters
| Melting point | -56 °C | 
| Boiling point | 220-221 °C(lit.) | 
| density | 1.355 g/mL at 25 °C(lit.) | 
| refractive index | n | 
| Fp | 193 °F | 
| storage temp. | 2-8°C | 
| solubility | 0.039g/l | 
| form | Liquid | 
| color | Clear colorless to pale yellow | 
| Water Solubility | INSOLUBLE | 
| BRN | 507487 | 
| Stability: | Stable. Incompatible with strong oxidizing agents. | 
| InChIKey | WMPPDTMATNBGJN-UHFFFAOYSA-N | 
| CAS DataBase Reference | 103-63-9(CAS DataBase Reference) | 
| NIST Chemistry Reference | 1-Bromo-2-phenylethane(103-63-9) | 
| EPA Substance Registry System | Benzene, (2-bromoethyl)- (103-63-9) | 
Safety Information
| Hazard Codes | Xn | 
| Risk Statements | 22-36-36/37/38 | 
| Safety Statements | 26-37/39-39 | 
| RIDADR | UN 1993 / PGIII | 
| WGK Germany | 3 | 
| RTECS | CY9032000 | 
| TSCA | Yes | 
| HS Code | 29036990 | 
| Hazardous Substances Data | 103-63-9(Hazardous Substances Data) | 
(2-Bromoethyl)benzene is utilized in the synthesis of phenelzine through a reaction with hydrazine. It also serves as a precursor for producing various beta-phenethyl derivatives, active pharmaceutical ingredients, and fragrances. Additionally, it is employed as a flame retardant.

 
                                            
                                                                                        
                                         
                                            
                                                                                        
                                         
                                            
                                                                                        
                                         
                                            
                                                                                        
                                         
                                            
                                                                                        
                                        


 
                   
                   
                   
                   
                  