3-Butyn-2-ol Chemical Properties

Melting point:

-1.5°C

alpha 

0°(c=1, CHCl3)

Boiling point:

66-67 °C/150 mmHg (lit.)

Density 

0.894 g/mL at 25 °C (lit.)

vapor pressure 

11hPa at 20℃

refractive index 

n20/D 1.426(lit.)

Flash point:

78 °F

storage temp. 

Flammables area

Water Solubility 

Completely miscible in water

pka

13.28±0.20(Predicted)

form 

Liquid

Specific Gravity

0.894

color 

Clear colorless to light yellow

BRN 

635722

LogP

1.1 at 35℃

CAS DataBase Reference

2028-63-9(CAS DataBase Reference)

NIST Chemistry Reference

3-Butyn-2-ol(2028-63-9)

EPA Substance Registry System

3-Butyn-2-ol (2028-63-9)

Safety Information

Hazard Codes 

T,F

Risk Statements 

10-25-36/38-36/37/38-24/25

Safety Statements 

26-45-36/37/39-16

RIDADR 

UN 2929 6.1/PG 2

WGK Germany 

3

RTECS 

ES0709800

F 

10

Hazard Note 

Irritant

TSCA 

Yes

HazardClass 

6.1

PackingGroup 

II

HS Code 

29052900

MSDS

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

3-Butyn-2-ol Usage And Synthesis

Chemical Properties

clear colorless to light yellow liquid

Uses

3-Butyn-2-ol is an intermediate used to prepare aminoindanes with inhibitory activity toward acetylcholine esterase and monoamine oxidase useful as anti-Alzheimer's agents.

Flammability and Explosibility

Flammable

3-Butyn-2-ol(2028-63-9)Related Product Information

• 3-Methyl butynol
• Ethynyl estradiol
• 1-Ethynyl-1-cyclohexanol
• 3,6-DIMETHYL-4-OCTYN-3,6-DIOL
• 1-PENTYN-3-OL
• 1,1'-ETHYNYLENEDICYCLOHEXANOL
• 1-Chloro-2-methyl-3-pentyn-2-ol
• Ethisterone
• 1,4-BIS(1-HYDROXYCYCLOHEXYL)-1,3-BUTADIYNE
• 2-PHENYL-3-BUTYN-2-OL
• 1-ETHYNYLCYCLOPENTANOL
• Propargyl alcohol
• 17a-Ethynyl-1,3,5(10)-estratriene-3,17b-diol 3-methyl ether
• 2,5-Dimethyl-3-hexyne-2,5-diol
• 3-Hexyn-2,5-diol
• 3-Methyl-1-pentyn-3-ol
• 3-Ethyl-1-pentyn-3-ol
• 2-METHYL-4-PHENYL-3-BUTYN-2-OL