3,4-DIMETHYLTHIOPHENOL Property

Melting point:

-30°C (estimate)

Boiling point:

218 °C (lit.)

Density 

1.027 g/mL at 25 °C (lit.)

refractive index 

n20/D 1.5736(lit.)

Flash point:

194 °F

storage temp. 

under inert gas (nitrogen or Argon) at 2-8°C

form 

Liquid

pka

6.91±0.10(Predicted)

Specific Gravity

1.027

color 

Clear colorless to light yellow

BRN 

2040353

LogP

3.328 (est)

CAS DataBase Reference

18800-53-8(CAS DataBase Reference)

EPA Substance Registry System

Benzenethiol, 3,4-dimethyl- (18800-53-8)

Safety

Hazard Codes 

Xi

Risk Statements 

36/37/38

Safety Statements 

26-36/37/39-36-7/9

RIDADR 

UN 3334

WGK Germany 

3

TSCA 

T

HazardClass 

IRRITANT, STENCH

HazardClass 

6.1

HS Code 

29309070

Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P271Use only outdoors or in a well-ventilated area.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

3,4-DIMETHYLTHIOPHENOL Chemical Properties,Usage,Production

Chemical Properties

clear colorless to light yellow liquid

Uses

3,4-Dimethylbenzenethiol may be used in chemical synthesis studies.