4-Bromophenylacetylene
- CAS NO.：766-96-1
- Empirical Formula: C8H5Br
- Molecular Weight: 181.03
- MDL number: MFCD00168822
- EINECS: 628-102-6
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-28 03:36:22
What is 4-Bromophenylacetylene?
Chemical properties
Off-White Solid
The Uses of 4-Bromophenylacetylene
4-Bromophenylacetylene, is used as the starting material for second-order nonlinear optical materials, heterocyclotriynes, and unsymmetrical 1,4-diarylbutadiynes.
The Uses of 4-Bromophenylacetylene
Starting material for heterocyclotriynes, second-order nonlinear optical materials, and unsymmetrical 1,4-diarylbutadiynes
The Uses of 4-Bromophenylacetylene
1-Bromo-4-ethynylbenzene was used in the synthesis of 1-bromo-4-(4′-tetrahydropyranyloxy-1′-ethynylphenyl)benzene.
Synthesis Reference(s)
The Journal of Organic Chemistry, 54, p. 3224, 1989 DOI: 10.1021/jo00274a055
Tetrahedron, 62, p. 6673, 2006 DOI: 10.1016/j.tet.2005.12.077
Properties of 4-Bromophenylacetylene
| Melting point: | 64-67 °C(lit.) |
| Boiling point: | 88-90°C 16mm |
| Density | 1.4255 (rough estimate) |
| refractive index | 1.6411 (estimate) |
| Flash point: | 88-90°C/16mm |
| storage temp. | Sealed in dry,Store in freezer, under -20°C |
| solubility | Soluble in chloroform, diethyl ether and ethanol. |
| form | Powder, Crystalline Powder or Solid |
| color | White to yellow |
| BRN | 1209726 |
| CAS DataBase Reference | 766-96-1(CAS DataBase Reference) |
| NIST Chemistry Reference | Benzene, 1-bromo-4-ethynyl-(766-96-1) |
Safety information for 4-Bromophenylacetylene
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07  Environment GHS09 |
| GHS Hazard Statements |
H302:Acute toxicity,oral H411:Hazardous to the aquatic environment, long-term hazard |
| Precautionary Statement Codes |
P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P270:Do not eat, drink or smoke when using this product. P273:Avoid release to the environment. P391:Collect spillage. Hazardous to the aquatic environment P301+P312:IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P501:Dispose of contents/container to..… |
Computed Descriptors for 4-Bromophenylacetylene
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