4'-DIMETHYLAMINOPHENYL ACETYLENE
Synonym(s):1-Ethynyl-4-dimethylaniline;4-Dimethylaminophenylacetylene
- CAS NO.：17573-94-3
- Empirical Formula: C10H11N
- Molecular Weight: 145.2
- MDL number: MFCD00168816
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-07-14 15:27:00
What is 4'-DIMETHYLAMINOPHENYL ACETYLENE?
The Uses of 4'-DIMETHYLAMINOPHENYL ACETYLENE
4-Ethynyl-N,N-dimethylaniline may be used to synthesize the following:
- copper(I) arylacetylide via reaction with copper(II)acetate
- N,N-dimethyl-4-(3-pyridinylethynyl)aniline via Sonogashira–Hagihara coupling with 3-iodopyridine
- [[5,15-bis[(40-dimethylamino)phenyl]ethynyl]-10,20-bis[(triisopropylsilyl)ethynyl]porphyrinato]magnesium(II) via reaction with dibromo magnesium porphyrin
General Description
4-Ethynyl-N,N-dimethylaniline can be prepared via hydrolysis of 4-(3-methyl-3-hydroxy-1-butynyl)-N,N-dimethylaniline using potassium hydroxide in toluene.
Properties of 4'-DIMETHYLAMINOPHENYL ACETYLENE
| Melting point: | 49-53 °C (lit.) |
| Boiling point: | 227.9±23.0 °C(Predicted) |
| Density | 0.98±0.1 g/cm3(Predicted) |
| Flash point: | <110℃ |
| storage temp. | Keep in dark place,Sealed in dry,Room Temperature |
| solubility | DMSO (Slightly), Methanol (Slightly) |
| form | Solid |
| pka | 3.30±0.12(Predicted) |
| color | White |
| CAS DataBase Reference | 17573-94-3(CAS DataBase Reference) |
Safety information for 4'-DIMETHYLAMINOPHENYL ACETYLENE
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H317:Sensitisation, Skin H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for 4'-DIMETHYLAMINOPHENYL ACETYLENE
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