2-ETHYNYLPYRIDINE
- CAS NO.：1945-84-2
- Empirical Formula: C7H5N
- Molecular Weight: 103.12
- MDL number: MFCD00041598
- EINECS: 628-748-9
- SAFETY DATA SHEET (SDS)
- Update Date: 2023-12-28 14:47:59
What is 2-ETHYNYLPYRIDINE?
Chemical properties
clear dark brown liquid
The Uses of 2-ETHYNYLPYRIDINE
2-Ethynylpyridine is an important raw material and intermediate used in organic synthesis, pharmaceuticals, agrochemicals and dyestuff fields.
Synthesis Reference(s)
Synthesis, p. 364, 1981 DOI: 10.1055/s-1981-29448
General Description
2-Ethynylpyridine is a pyridine derivative.
Properties of 2-ETHYNYLPYRIDINE
| Melting point: | 77-78 C |
| Boiling point: | 85 °C/12 mmHg (lit.) |
| Density | 1.021 g/mL at 25 °C (lit.) |
| refractive index | n |
| Flash point: | 170 °F |
| storage temp. | 2-8°C |
| form | Liquid |
| pka | 2.31±0.12(Predicted) |
| Specific Gravity | 1.021 |
| color | Clear dark brown |
| Water Solubility | Soluble in water. |
| BRN | 1098904 |
| InChI | InChI=1S/C7H5N/c1-2-7-5-3-4-6-8-7/h1,3-6H |
| CAS DataBase Reference | 1945-84-2(CAS DataBase Reference) |
Safety information for 2-ETHYNYLPYRIDINE
| 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. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P271:Use only outdoors or in a well-ventilated area. 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 2-ETHYNYLPYRIDINE
| InChIKey | NHUBNHMFXQNNMV-UHFFFAOYSA-N |
| SMILES | C1(C#C)=NC=CC=C1 |
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