4-(TERT-BUTYL)PHENYLACETYLENE Chemical Properties

Boiling point:

70 °C2 mm Hg(lit.)

Density 

0.877 g/mL at 25 °C(lit.)

refractive index 

1.528-1.53

Flash point:

180 °F

storage temp. 

2-8°C

solubility 

Chloroform (Slightly), Hexanes (Slightly)

form 

liquid

color 

Pale green to khaki-brown

Specific Gravity

0.889

Water Solubility 

Difficult to mix with water.

CAS DataBase Reference

772-38-3(CAS DataBase Reference)

Safety Information

Hazard Codes 

N,Xi

Risk Statements 

50/53

Safety Statements 

36/37-60-61

RIDADR 

UN 3082 9/PG 3

WGK Germany 

3

Hazard Note 

Irritant

HazardClass 

9

HS Code 

29029090

MSDS

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

4-(TERT-BUTYL)PHENYLACETYLENE Usage And Synthesis

Uses

4-(tert-Butyl)phenylacetylene is a useful research chemical.

Chemical Properties

Clear pale yellowish-brown liquid

Uses

4-tert-Butylphenylacetylene is an important raw material and intermediate used in organic synthesis, pharmaceuticals, agrochemicals and dyestuff.

Uses

4-tert-Butylphenylacetylene can be used in the synthesis of the following:

• 1,6-bis(4-tert-butylphenyl)hexa-1,5-diyne-3,4-dione
• 4,4′,5,5′-tetra(4-tert-butylphenylethynyl)dibenzo-24-crown-8-ether via Sonogashira coupling reaction with 4,4′,5,5′-tetraiododibenzo-24-crown-8-ether
• 1-(4-tert-butylphenyl)-2-(4-tert-butyldimethylsiloxyphenyl)acetylene via palladium catalyzed coupling with 4-(tert-butyldimethylsiloxy)iodobenzene

General Description

4-tert-Butylphenylacetylene can be synthesized from 4-tert-butylstyrene.

4-(TERT-BUTYL)PHENYLACETYLENE(772-38-3)Related Product Information

• Phenylacetylene
• 4-(4-HYDROXY-1-BUTYNL)-A,A-DIMETHYLBENZENEACETIC ACID, METHYL ESTER
• 3-(5,5-DIMETHYL-8-PHENYL-5,6,7,8-TETRAHYDRO-NAPHTHALEN-2-YLETHYNYL)-BENZOIC ACID
• 4-[4-(METHANESULFONYLOXY)-1-BUTYNYL]-A,A-DI(METHYL-D3)BENZENEACETIC ACID, METHYL ESTER
• 3-(4-TERT-BUTYLBENZENE)PROPIONIC ACID
• 2-(4-TERT-BUTYLPHENYL)ACETYLENE-1-BORONIC ACID
• 4-(TERT-BUTYL)PHENYLACETYLENE
• ETHYL 3-(4-TERT-BUTYLPHENYL)PROPIOLATE
• 1-((2-(4-Ethynylphenyl)-2-methylpropoxy)methyl)-3-phenoxybenzene
• 3-(4-TERT-BUTYLBENZENE)PROPIONIC ACID, METHYL ESTER
• 2-(4-TERT-BUTYLPHENYL)ACETYLENE-1-BORONIC ACID DIISOPROPYL ESTER
• 4-(4-HYDROXY-1-BUTYNL)-A,A-DI-(METHYL-D3)-BENZENEACETIC ACID, METHYL ESTER