2-Methyl-1-butanethiol Chemical Properties

Melting point:

-109.95°C (estimate)

Boiling point:

116-117 °C(lit.)

Density 

0.848 g/mL at 25 °C(lit.)

vapor pressure 

41.4 mm Hg ( 37.7 °C)

refractive index 

n20/D 1.447(lit.)

FEMA 

3303 | 2-METHYL-1-BUTANETHIOL

Flash point:

67 °F

storage temp. 

Flammables area

pka

10.41±0.10(Predicted)

form 

liquid (estimate)

color 

Colorless to Almost colorless

Odor

at 0.10 % in propylene glycol. sulfurous meaty bloody

Odor Type

sulfurous

Sensitive 

Air Sensitive

JECFA Number

515

LogP

2.66

CAS DataBase Reference

1878-18-8(CAS DataBase Reference)

NIST Chemistry Reference

1-Butanethiol, 2-methyl-(1878-18-8)

EPA Substance Registry System

1-Butanethiol, 2-methyl- (1878-18-8)

Safety Information

Hazard Codes 

F,Xi,Xn

Risk Statements 

11-36/37/38-20/21/22

Safety Statements 

16-26-33-36/37/39

RIDADR 

UN 1111 3/PG 2

WGK Germany 

3

TSCA 

Yes

HazardClass 

3

PackingGroup 

II

HS Code 

29309090

MSDS

• Language:English Provider:2-Methyl-1-butanethiol
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2-Methyl-1-butanethiol Usage And Synthesis

Description

Prepared from 2-methyl-1-butyl isothiourea picrate by conversion to bis [(s)-2-methylbutyl] disulfide, followed by reduction to the corresponding thiol, using sodium metal in liquid ammonia.

Chemical Properties

2-Methyl-1-butanethiol has a disagreeable odor.

Chemical Properties

clear colourless liquid

Occurrence

Reported as occurring in the petroleum fraction boiling between 111 and 150°C; also in cooked beef.

Uses

2-Methyl-1-butanethiol is a thiol with antiinflammatory properties.

Definition

ChEBI: 2-Methyl-1-butanethiol is an alkanethiol.

Preparation

From 2-methyl-1-butyl isothiourea picrate by conversion to bis [(s)-2-methylbutyl] disulfide, followed by reduction to the corresponding thiol, using sodium metal in liquid ammonia.

2-Methyl-1-butanethiol(1878-18-8)Related Product Information

• Ethanethiol
• Thiophanate-methyl
• Sodium thiomethoxide
• Methyl acrylate
• 1,2-Ethanedithiol
• Kresoxim-methyl
• PYRITHIOXIN DIHYDROCHLORIDE
• Bensulfuron methyl
• Butanethiol
• Methyl acetate
• 2-Ethylhexyl 10-ethyl-4-[[2-[(2-ethylhexyl)oxy]-2-oxoethyl]thio]-4-methyl-7-oxo-8-oxa-3,5-dithia-4-stannatetradecanoate
• Methylparaben
• METHYL MERCAPTAN
• Methyl
• Parathion-methyl
• 2-METHYL-2-BUTANETHIOL,2-METHYL-2-BUTANETHIOL 95+%
• 3-METHYL-2-BUTANETHIOL 98+%,2-Methyl-3-butanethiol,3-METHYL-2-BUTANETHIOL
• 2-Methyl-4-butanethiol,3-METHYL-1-BUTANETHIOL FEMA NO.--------,3-METHYL-1-BUTANETHIOL