Cyclohexylacetylene
Synonym(s):Ethynylcyclohexane
- CAS NO.：931-48-6
- Empirical Formula: C8H12
- Molecular Weight: 108.18
- MDL number: MFCD00001513
- EINECS: 213-236-6
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-09-12 18:54:49
What is Cyclohexylacetylene?
Chemical properties
Clear colorless liquid
The Uses of Cyclohexylacetylene
Cyclohexylacetylene is used in the preparation of hydrido-vinylidene complexes of osmium, which finds vital intermediates in several homogeneous and heterogeneous catalytic reactions such as alkene olimerization, polymerization and Fischer-Tropsch synthesis.
The Uses of Cyclohexylacetylene
Cyclohexylacetylene (Ethynylcyclohexane) was used in the preparation of [Os[(E)-CH=CHR](=C=C=CPh2)(CH3CN)2(P(i)Pr3)2]BF4 (R = Ph, Cy).
General Description
Cyclohexylacetylene (Ethynylcyclohexane) mediates NADPH-dependent loss of cytochrome P-450 on incubation with hepatic microsomes.
Properties of Cyclohexylacetylene
| Melting point: | 130-132 °C |
| Boiling point: | 130-132 °C (lit.) |
| Density | 0.828 g/mL at 25 °C (lit.) |
| refractive index | n |
| Flash point: | 66 °F(lit.) |
| storage temp. | Flammables area |
| form | liquid |
| color | Yellow to light brown |
| Water Solubility | Immiscible with water. |
| BRN | 1815535 |
Safety information for Cyclohexylacetylene
| Signal word | Danger |
| Pictogram(s) |
 Flame Flammables GHS02 |
| GHS Hazard Statements |
H225:Flammable liquids |
| Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. |
Computed Descriptors for Cyclohexylacetylene
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