4-(Trimethylsilyl)ethynylbenzaldehyde
- CAS NO.：77123-57-0
- Empirical Formula: C12H14OSi
- Molecular Weight: 202.32
- MDL number: MFCD02093765
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:27:10
What is 4-(Trimethylsilyl)ethynylbenzaldehyde?
The Uses of 4-(Trimethylsilyl)ethynylbenzaldehyde
4-?(Trimethylsilyl)?ethynylbenzaldehyde is a useful reactant for the synthesis of acetylene-?substituted naphthalene diimides in polar solvents.
What are the applications of Application
4-[(Trimethylsilyl)ethynyl]benzaldehyde is a carbonyl compound
General Description
4-[(Trimethylsilyl)ethynyl]benzaldehyde can be synthesized by reacting 4-bromobenzaldehyde and triphenylphosphine in anhydrous triethylamine with ethynyltrimethylsilane and then with palladium(II) acetate under argon. It can also be prepared by Sonogashira coupling reaction between 4-bromobenzaldehyde and (trimethylsilyl) ethynyl.
Properties of 4-(Trimethylsilyl)ethynylbenzaldehyde
| Melting point: | 66-70 °C(lit.) |
| Boiling point: | 262.1±32.0 °C(Predicted) |
| Density | 0.98±0.1 g/cm3(Predicted) |
| storage temp. | Keep in dark place,Sealed in dry,Room Temperature |
Safety information for 4-(Trimethylsilyl)ethynylbenzaldehyde
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P304+P340:IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P405:Store locked up. |
Computed Descriptors for 4-(Trimethylsilyl)ethynylbenzaldehyde
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