5-Chloro-1-pentyne
- CAS NO.：14267-92-6
- Empirical Formula: C5H7Cl
- Molecular Weight: 102.56
- MDL number: MFCD00001014
- EINECS: 238-159-5
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:20:22
What is 5-Chloro-1-pentyne?
Chemical properties
CLEAR COLOURLESS TO LIGHT BROWN LIQUID
The Uses of 5-Chloro-1-pentyne
5-Chloro-1-pentyne is used with α-diazoesters in a copper-catalyzed synthesis of pyrazoles. It is also used in the synthesis of 5-chloro-2-trimethylstannyl-1-pentene by reacting with Me3SnCu.Me2S.
The Uses of 5-Chloro-1-pentyne
5-Chloro-1-pentyne was used in the synthesis of 5-chloro-2-trimethylstannyl-1-pentene by reacting with Me3SnCu.Me2S. It was also used with α-diazoesters in a copper-catalyzed synthesis of pyrazoles.
What are the applications of Application
5-Chloro-1-pentyne is an alkynyl substrate
Properties of 5-Chloro-1-pentyne
| Melting point: | -61°C (estimate) |
| Boiling point: | 67-69 °C145 mm Hg(lit.) |
| Density | 0.968 g/mL at 25 °C(lit.) |
| refractive index | n |
| Flash point: | 60 °F |
| storage temp. | 2-8°C |
| solubility | Chloroform, Methanol (Slightly) |
| form | Liquid |
| Specific Gravity | 0.968 |
| color | Clear colorless to light brown |
| Water Solubility | Not miscible in water. |
| BRN | 1736710 |
| CAS DataBase Reference | 14267-92-6(CAS DataBase Reference) |
| NIST Chemistry Reference | 5-Chloro-1-pentyne(14267-92-6) |
| EPA Substance Registry System | 1-Pentyne, 5-chloro- (14267-92-6) |
Safety information for 5-Chloro-1-pentyne
| Signal word | Danger |
| Pictogram(s) |
 Flame Flammables GHS02  Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H225:Flammable liquids H315:Skin corrosion/irritation |
| Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P302+P352:IF ON SKIN: wash with plenty of soap and water. |
Computed Descriptors for 5-Chloro-1-pentyne
5-Chloro-1-pentyne manufacturer
SRI HAAS LIFE SCIENCES PVT LTD
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Phone:+91-9704226580
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product: 14267-92-6 5-Chloro-1-Pentyne
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