(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.




