| Identification | More | [Name]
1-BROMO-2-ETHYNYLBENZENE | [CAS]
766-46-1 | [Synonyms]
2-BROMOPHENYLACETYLENE
o-Bromophenylacetylene
2-bromo-1-ethynylbenzene
1-BROMO-2-ETHYNYLBENZENE
2'-BROMOPHENYL ACETYLENE
2-Bromophenylacetylene 97%
1-Bromo-2-ethynylbenzene>
Benzene, 1-broMo-2-ethynyl-
1-BroMo-2-ethynylbenzene 95% | [Molecular Formula]
C8H5Br | [MDL Number]
MFCD01863358 | [Molecular Weight]
181.03 | [MOL File]
766-46-1.mol |
| Chemical Properties | Back Directory | [Appearance]
Colourless Oil | [Boiling point ]
92-93 °C20 mm Hg(lit.) | [density ]
1.443 g/mL at 25 °C(lit.)
| [refractive index ]
n20/D 1.595(lit.)
| [Fp ]
147 °F
| [storage temp. ]
Keep in dark place,Sealed in dry,Room Temperature | [Usage]
Starting material for heterocyclotriynes, second-order nonlinear optical materials, and unsymmetrical 1,4-diarylbutadiynes | [Stability:]
Light and Temperature Sensitive. | [CAS DataBase Reference]
766-46-1(CAS DataBase Reference) |
| Safety Data | Back Directory | [Hazard Codes ]
Xi | [Risk Statements ]
R36/37/38:Irritating to eyes, respiratory system and skin . | [Safety Statements ]
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36:Wear suitable protective clothing . | [RIDADR ]
NA 1993 / PGIII | [WGK Germany ]
3
|
| Hazard Information | Back Directory | [Chemical Properties]
Colourless Oil | [Uses]
1-Bromo-2-ethynylbenzene may be used in the synthesis of 1-(2-bromophenyl)-2-(dibenzo[b,d]thiophen-4-yl)ethanone. | [Uses]
Starting material for heterocyclotriynes, second-order nonlinear optical materials, and unsymmetrical 1,4-diarylbutadiynes | [Synthesis Reference(s)]
Tetrahedron Letters, 22, p. 2495, 1981 DOI: 10.1016/S0040-4039(01)92942-9 | [General Description]
1-Bromo-2-ethynylbenzene (BEB) is a haloalkyne. It undergoes Sonogashira coupling with methyl 2-iodobenzoate to form bromo tolane derivative. |
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