5-CYANO-1-PENTYNE
Synonym(s):5-Cyano-1-pentyne
- CAS NO.：14918-21-9
- Empirical Formula: C6H7N
- Molecular Weight: 93.13
- MDL number: MFCD00001978
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:25:47
What is 5-CYANO-1-PENTYNE?
Chemical properties
clear colourless to amber liquid
The Uses of 5-CYANO-1-PENTYNE
5-Hexynenitrile is used in the preparation of annelated symmetric and asymmetric 3,3'-disubstituted 2,2'-bipyridines by cobalt(I)-catalyzed [2+2+2] cycloadditions with 1,3-diynes. Further, it reacts with 3-bromo-pyridine to prepare 6-(3-pyridinyl)-5-hexynenitrile.
Properties of 5-CYANO-1-PENTYNE
| Boiling point: | 115-117 °C(lit.) |
| Density | 0.889 g/mL at 25 °C(lit.) |
| refractive index | n |
| Flash point: | 108 °F |
| storage temp. | 2-8°C |
| form | Liquid |
| color | Clear colorless to amber |
| Water Solubility | Miscible with water. |
| BRN | 1735926 |
| CAS DataBase Reference | 14918-21-9(CAS DataBase Reference) |
Safety information for 5-CYANO-1-PENTYNE
| Signal word | Warning |
| Pictogram(s) |
 Flame Flammables GHS02  Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H226:Flammable liquids H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P280:Wear protective gloves/protective clothing/eye protection/face protection. P301+P312:IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. 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 5-CYANO-1-PENTYNE
5-CYANO-1-PENTYNE manufacturer
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