4-Octyne Chemical Properties

Melting point:

-103 °C

Boiling point:

131-132 °C(lit.)

Density 

0.751 g/mL at 25 °C(lit.)

vapor pressure 

35 mm Hg ( 37.7 °C)

refractive index 

n20/D 1.425(lit.)

Flash point:

85 °F

storage temp. 

0-6°C

form 

Liquid

color 

Clear colorless to slightly yellow

Water Solubility 

Sparingly soluble in water( 29.1 mg/L).

BRN 

1732138

CAS DataBase Reference

1942-45-6(CAS DataBase Reference)

EPA Substance Registry System

4-Octyne (1942-45-6)

Safety Information

Hazard Codes 

Xn

Risk Statements 

10-36/37/38-65

Safety Statements 

26-62

RIDADR 

UN 3295 3/PG 3

WGK Germany 

3

F 

10-23

TSCA 

Yes

HazardClass 

3

PackingGroup 

II

HS Code 

29012990

MSDS

• Language:English Provider:SigmaAldrich
• Language:English Provider:ACROS
• Language:English Provider:ALFA

4-Octyne Usage And Synthesis

Chemical Properties

CLEAR COLOURLESS TO SLIGHTLY YELLOW LIQUID

Uses

4-Octyne is a useful compound in organic synthesis.

General Description

The kinetics of the stereoselective semi-hydrogenation of 4-octyne (in tetrahydrofuran) was studied.

4-Octyne(1942-45-6)Related Product Information

• 4-NONYNE
• 2,4,7,9-Tetramethyl-5-decyne-4,7-diol
• 1,5-DECADIYNE
• 4-DECYNE
• 1,1'-ETHYNYLENEDICYCLOHEXANOL
• 3,6-DIHYDROXY-3,6-DIMETHYL-4-OCTYNE,3,6-DIMETHYL-4-OCTYNE-3,6-DIOL
• 5-DECYNE
• Stearolic acid
• 1-Chloro-4-nonyne
• 4-Octyne
• (R)-N-FMOC-OCTYLGLYCINE
• (3S)-1-Octyne-3-ol
• 2-METHYL-5-OCTYN-4-OL
• 2-Octyn-1-ol
• 2-OCTYNOIC ACID
• 5-OCTYN-3-OL
• 4-ETHYL-1-OCTYN-3-OL
• 3-OCTYNE