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HomeProduct name list5-Chloro-1-pentyne

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: 2023-12-26 17:07:23
5-Chloro-1-pentyne Structural

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  n20/D 1.444(lit.)
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)
ghs
Flame
Flammables
GHS02
ghs
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

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