4-Pentyn-1-ol
- CAS NO.：5390-04-5
- Empirical Formula: C5H8O
- Molecular Weight: 84.12
- MDL number: MFCD00002974
- EINECS: 226-383-6
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-09-02 17:37:48
What is 4-Pentyn-1-ol?
Chemical properties
Clear yellow liquid
The Uses of 4-Pentyn-1-ol
4-Pentyn-1-ol is an alkyne alcohol that is used as an initiator in ring-opening polymerization reactions. 4-Pentyn-1-ol is capable of undergoing cyclosisomerization, and is also used as a reactant in the synthesis of (+)-Serinolamide A, a cannabinoid CB1 receptor agonist.
What are the applications of Application
4-Pentyn-1-ol is a terminal alkyne alcohol used in ring-opening polymerization reactions
General Description
Mechanism of (THF)W(CO)5-promoted endo- and exo-cycloisomerization of 4-pentyn-1-ol was studied.
Properties of 4-Pentyn-1-ol
| Melting point: | -24.1°C (estimate) |
| Boiling point: | 154-155 °C (lit.) |
| Density | 0.904 g/mL at 25 °C (lit.) |
| refractive index | n |
| Flash point: | 143 °F |
| storage temp. | Keep in dark place,Inert atmosphere,2-8°C |
| solubility | Chloroform, Methanol |
| pka | 14.81±0.10(Predicted) |
| form | Liquid |
| color | Clear yellow |
| Specific Gravity | 0.904 |
| Water Solubility | Miscible with water. |
| BRN | 1736712 |
| CAS DataBase Reference | 5390-04-5(CAS DataBase Reference) |
| NIST Chemistry Reference | 4-Pentyn-1-ol(5390-04-5) |
Safety information for 4-Pentyn-1-ol
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H227: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 |
P260:Do not breathe dust/fume/gas/mist/vapours/spray. P261:Avoid breathing dust/fume/gas/mist/vapours/spray. 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-Pentyn-1-ol
| InChIKey | CRWVOXFUXPYTRK-UHFFFAOYSA-N |
4-Pentyn-1-ol manufacturer
BTC pharm India
4Y
Phone:+91-8790379245
Whatsapp: +91- 6361382515
product: 4- pentyne-1-ol .5390-04-5 98+
JSK Chemicals
2Y
Phone:+91-9879767984
Whatsapp: +91-9879767970
product: 4-Pentyn-1-ol, 98% 5390-04-5 99%
SRI HAAS LIFE SCIENCES PVT LTD
1Y
Phone:+91-9704226580
Whatsapp: +91-9704226580
product: 5390-04-5 4-Pentyn-1-oL
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