1-Heptyne Chemical Properties

Melting point:

-81 °C (lit.)

Boiling point:

99-100 °C (lit.)

Density 

0.733 g/mL at 25 °C (lit.)

vapor pressure 

93.1 mm Hg ( 37.7 °C)

refractive index 

n20/D 1.408(lit.)

Flash point:

28 °F

storage temp. 

Flammables area

form 

Liquid

color 

Clear colorless to light yellow-green

Water Solubility 

Soluble in organic solvents. Insoluble in water.

BRN 

1733518

InChIKey

YVXHZKKCZYLQOP-UHFFFAOYSA-N

LogP

3.208 (est)

CAS DataBase Reference

628-71-7(CAS DataBase Reference)

NIST Chemistry Reference

1-Heptyne(628-71-7)

EPA Substance Registry System

1-Heptyne (628-71-7)

Safety Information

Hazard Codes 

F,Xn

Risk Statements 

11-36/37/38-65

Safety Statements 

16-26-36-62-9-33

RIDADR 

UN 3295 3/PG 2

WGK Germany 

3

F 

10-23

TSCA 

Yes

HazardClass 

3

PackingGroup 

II

HS Code 

29012980

MSDS

• Language:English Provider:1-Heptyne
• Language:English Provider:ACROS
• Language:English Provider:SigmaAldrich
• Language:English Provider:ALFA

1-Heptyne Usage And Synthesis

Chemical Properties

clear colorless to light yellow-green liquid

Uses

1-Heptyne is used in the synthesis of (6Z,10E,12Z)-octadeca-6,10,12-trienoic acid and (8Z,12E,14Z)-eicosa-8,12,14-trienoic acid.

General Description

The hydrogenation of 1-heptyne with palladium, platinum and ruthenium supported on activated carbon as catalysts, was studied.

1-Heptyne(628-71-7)Related Product Information

• Heptaldehyde
• CYCLOHEXYLACETYLENE
• 1,8-NONADIYNE
• 1,7-OCTADIYNE
• 1-DODECYNE
• 17a-Ethynyl-1,3,5(10)-estratriene-3,17b-diol 3-methyl ether
• 2-OCTYNOIC ACID
• Ethynyl estradiol
• 1-Octyn-3-ol
• Ethisterone
• 1-ETHYNYLCYCLOPENTANOL
• 1-Ethynyl-1-cyclohexanol
• 1-ETHYNYLCYCLOHEXYLAMINE
• 3-Nonyn-1-ol
• METHYL 2-NONYNOATE
• 1-Decyne
• METHYL 2-OCTYNOATE
• 1-Nonyne