1,4-BUTANEDITHIOL Chemical Properties

Melting point:

-53.9°C

Boiling point:

105-106 °C/30 mmHg (lit.)

Density 

1.042 g/mL at 25 °C (lit.)

refractive index 

n20/D 1.529(lit.)

Flash point:

>230 °F

form 

liquid

pka

10.07±0.10(Predicted)

color 

Colorless to Almost colorless

Odor

at 0.01 % in propylene glycol. sulfurous meaty

Odor Type

sulfurous

BRN 

1697080

LogP

2.190

CAS DataBase Reference

1191-08-8(CAS DataBase Reference)

EPA Substance Registry System

1,4-Butanedithiol (1191-08-8)

Safety Information

Hazard Codes 

Xi

Risk Statements 

36/37/38

Safety Statements 

26-36

RIDADR 

UN 2810 6.1/PG 3

WGK Germany 

3

F 

13

HS Code 

29309090

MSDS

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

1,4-BUTANEDITHIOL Usage And Synthesis

Chemical Properties

clear colorless to pale yellow liquid

Synthesis Reference(s)

The Journal of Organic Chemistry, 20, p. 50, 1955 DOI: 10.1021/jo01119a009

General Description

1,4-Butanedithiol, an alkanedithiol, is a food odorant. Its odor threshold is similar to its other homologs (propane-1,3-dithiol and pentane-1,5-dithiol).

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