2-Methylbenzenethiol Property

Melting point:

10-12 °C(lit.)

Boiling point:

195 °C(lit.)

Density 

1.054 g/mL at 25 °C(lit.)

refractive index 

n20/D 1.578(lit.)

FEMA 

3240 | O-TOLUENETHIOL

Flash point:

147 °F

storage temp. 

Store below +30°C.

form 

Liquid

pka

pK1:6.64 (25°C)

Specific Gravity

1.055

color 

Clear colorless to pale yellow

Odor

at 0.10 % in propylene glycol. meaty sulfurous onion garlic egg rubber

Odor Type

meaty

explosive limit

1.1%(V)

Water Solubility 

insoluble

Sensitive 

Stench

Merck 

14,9325

JECFA Number

528

BRN 

774068

LogP

2.98

CAS DataBase Reference

137-06-4(CAS DataBase Reference)

NIST Chemistry Reference

Benzenethiol, 2-methyl-(137-06-4)

EPA Substance Registry System

Benzenethiol, 2-methyl- (137-06-4)

Safety

Hazard Codes 

Xi,Xn

Risk Statements 

37/38-41-36/37/38-20/21/22

Safety Statements 

26-39-36/37/39-23

RIDADR 

2810

WGK Germany 

3

RTECS 

XT8750000

Hazard Note 

Harmful/Irritant/Stench

TSCA 

Yes

HazardClass 

6.1

PackingGroup 

III

HS Code 

29309090

Hazardous Substances Data

137-06-4(Hazardous Substances Data)

Toxicity

mouse,LD50,intraperitoneal,100mg/kg (100mg/kg),National Technical Information Service. Vol. AD277-689,

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.

2-Methylbenzenethiol Chemical Properties,Usage,Production

Chemical Properties

CLEAR COLOURLESS TO SLIGHTY YELLOW-BROWN LIQUID

Chemical Properties

2-Methylthiophenol has a disagreeable odor. This compound is erroneously called o-toluenethiol.

Occurrence

Reported found in coffee

Uses

2-Thiocresol performs a fungicidal and inhibitory activity against Histoplasma capsulatum. Reagent for molecular modeling and preparation of 4-hydroxy-5,6-dihydropyrones as inhibitors of HIV protease.

Definition

ChEBI: 2-Methylbenzenethiol is a thiol.

Taste threshold values

Taste characteristics at 4 ppm: meaty, onion, garlic, chemical and metallic.

Safety Profile

Poison by intraperitoneal route. A flammable liquid. When heated to decomposition it emits toxic fumes of SOx. See also a- TOLUENETHIOL and MERCAPTANS.